{"id":10703,"date":"2025-03-25T10:04:43","date_gmt":"2025-03-25T10:04:43","guid":{"rendered":"https:\/\/www.ctube-gr.com\/?p=10703"},"modified":"2026-04-24T06:29:09","modified_gmt":"2026-04-24T06:29:09","slug":"%d8%a7%d9%84%d8%a7%d8%ae%d8%aa%d9%84%d8%a7%d9%81%d8%a7%d8%aa-%d8%a7%d9%84%d8%b1%d8%a6%d9%8a%d8%b3%d9%8a%d8%a9-%d9%81%d9%8a-%d8%a3%d9%86%d9%88%d8%a7%d8%b9-%d8%a7%d9%84%d9%85%d9%88%d8%b5%d9%84%d8%a7","status":"publish","type":"post","link":"https:\/\/www.ctube-gr.com\/ar\/news\/key-differences-in-electrical-conduits-typessch40-vs-sch80-vs-db60-vs-db100-vs-db120-vs-type-a-vs-type-eb.html","title":{"rendered":"\u0627\u0644\u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0641\u064a \u0623\u0646\u0648\u0627\u0639 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629: SCH40 \u0645\u0642\u0627\u0628\u0644 SCH80 \u0645\u0642\u0627\u0628\u0644 DB60 \u0645\u0642\u0627\u0628\u0644 DB100 \u0645\u0642\u0627\u0628\u0644 DB120 \u0645\u0642\u0627\u0628\u0644 \u0627\u0644\u0646\u0648\u0639 A \u0645\u0642\u0627\u0628\u0644 \u0627\u0644\u0646\u0648\u0639 EB"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u062c\u062f\u0648\u0644 \u0627\u0644\u0645\u062d\u062a\u0648\u064a\u0627\u062a<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"\u062a\u0628\u062f\u064a\u0644 \u062c\u062f\u0648\u0644 \u0627\u0644\u0645\u062d\u062a\u0648\u064a\u0627\u062a\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">\u062a\u0628\u062f\u064a\u0644<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #444444;color:#444444\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #444444;color:#444444\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.ctube-gr.com\/ar\/news\/key-differences-in-electrical-conduits-typessch40-vs-sch80-vs-db60-vs-db100-vs-db120-vs-type-a-vs-type-eb.html\/#1_Introduction\" >1. \u0627\u0644\u0645\u0642\u062f\u0645\u0629<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.ctube-gr.com\/ar\/news\/key-differences-in-electrical-conduits-typessch40-vs-sch80-vs-db60-vs-db100-vs-db120-vs-type-a-vs-type-eb.html\/#11_Why_Conduit_Specifications_Matter\" >1.1 \u0644\u0645\u0627\u0630\u0627 \u062a\u0639\u062a\u0628\u0631 \u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0645\u0647\u0645\u0629\u061f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.ctube-gr.com\/ar\/news\/key-differences-in-electrical-conduits-typessch40-vs-sch80-vs-db60-vs-db100-vs-db120-vs-type-a-vs-type-eb.html\/#12_Referencing_Key_Standards\" >1.2 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0625\u0644\u0649 \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.ctube-gr.com\/ar\/news\/key-differences-in-electrical-conduits-typessch40-vs-sch80-vs-db60-vs-db100-vs-db120-vs-type-a-vs-type-eb.html\/#2_Understanding_Different_Conduit_Series_SCH_VS_DB_VS_EB_VS_A\" >2. \u0641\u0647\u0645 \u0633\u0644\u0627\u0633\u0644 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0645\u062e\u062a\u0644\u0641\u0629: SCH \u0645\u0642\u0627\u0628\u0644 DB \u0645\u0642\u0627\u0628\u0644 EB \u0645\u0642\u0627\u0628\u0644 A<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.ctube-gr.com\/ar\/news\/key-differences-in-electrical-conduits-typessch40-vs-sch80-vs-db60-vs-db100-vs-db120-vs-type-a-vs-type-eb.html\/#21_What_Are_Conduit_Schedules\" >2.1 \u0645\u0627 \u0647\u064a \u062c\u062f\u0627\u0648\u0644 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a\u061f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.ctube-gr.com\/ar\/news\/key-differences-in-electrical-conduits-typessch40-vs-sch80-vs-db60-vs-db100-vs-db120-vs-type-a-vs-type-eb.html\/#22_SCH_40_VS_80_PVC_Conduit\" >2.2 SCH 40 \u0645\u0642\u0627\u0628\u0644 80 \u0623\u0646\u0628\u0648\u0628 PVC<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.ctube-gr.com\/ar\/news\/key-differences-in-electrical-conduits-typessch40-vs-sch80-vs-db60-vs-db100-vs-db120-vs-type-a-vs-type-eb.html\/#23_What_is_Type_DB_Conduit\" >2.3 \u0645\u0627 \u0647\u0648 \u0646\u0648\u0639 DB Conduit\u061f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.ctube-gr.com\/ar\/news\/key-differences-in-electrical-conduits-typessch40-vs-sch80-vs-db60-vs-db100-vs-db120-vs-type-a-vs-type-eb.html\/#24_What_is_Type_EB_Conduit\" >2.4 \u0645\u0627 \u0647\u0648 \u0646\u0648\u0639 EB Conduit\u061f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.ctube-gr.com\/ar\/news\/key-differences-in-electrical-conduits-typessch40-vs-sch80-vs-db60-vs-db100-vs-db120-vs-type-a-vs-type-eb.html\/#25_What_is_Type_A_Conduit\" >2.5 \u0645\u0627 \u0647\u0648 \u0646\u0648\u0639 \u0627\u0644\u0642\u0646\u0627\u0629 \u0623\u061f<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.ctube-gr.com\/ar\/news\/key-differences-in-electrical-conduits-typessch40-vs-sch80-vs-db60-vs-db100-vs-db120-vs-type-a-vs-type-eb.html\/#3_Key_Differences_in_Different_Types_of_PVC_Conduit\" >3. \u0627\u0644\u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0628\u064a\u0646 \u0623\u0646\u0648\u0627\u0639 \u0645\u062e\u062a\u0644\u0641\u0629 \u0645\u0646 \u0623\u0646\u0627\u0628\u064a\u0628 PVC<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.ctube-gr.com\/ar\/news\/key-differences-in-electrical-conduits-typessch40-vs-sch80-vs-db60-vs-db100-vs-db120-vs-type-a-vs-type-eb.html\/#31_Size_Wall_thickness_of_Different_Types_of_Conduits\" >3.1 \u062d\u062c\u0645 \u0648\u0633\u0645\u0643 \u062c\u062f\u0627\u0631 \u0623\u0646\u0648\u0627\u0639 \u0645\u062e\u062a\u0644\u0641\u0629 \u0645\u0646 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.ctube-gr.com\/ar\/news\/key-differences-in-electrical-conduits-typessch40-vs-sch80-vs-db60-vs-db100-vs-db120-vs-type-a-vs-type-eb.html\/#32_Material_Requirements_ASTM_D1784\" >3.2 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0648\u0627\u062f: ASTM D1784<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.ctube-gr.com\/ar\/news\/key-differences-in-electrical-conduits-typessch40-vs-sch80-vs-db60-vs-db100-vs-db120-vs-type-a-vs-type-eb.html\/#33_Usage_Restrictions_and_Temperature_Ratings\" >3.3 \u0642\u064a\u0648\u062f \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0648\u062a\u0642\u064a\u064a\u0645\u0627\u062a \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.ctube-gr.com\/ar\/news\/key-differences-in-electrical-conduits-typessch40-vs-sch80-vs-db60-vs-db100-vs-db120-vs-type-a-vs-type-eb.html\/#34_Other_Requirements\" >3.4 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0623\u062e\u0631\u0649<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.ctube-gr.com\/ar\/news\/key-differences-in-electrical-conduits-typessch40-vs-sch80-vs-db60-vs-db100-vs-db120-vs-type-a-vs-type-eb.html\/#4_PVC_Conduit_Application_introduce_SCH_40_SCH_80_Type_EB_Type_DB_Type_A\" >4. \u062a\u0642\u062f\u064a\u0645 \u062a\u0637\u0628\u064a\u0642 \u0623\u0646\u0627\u0628\u064a\u0628 PVC: SCH 40\u060c SCH 80\u060c \u0627\u0644\u0646\u0648\u0639 EB\u060c \u0627\u0644\u0646\u0648\u0639 DB\u060c \u0627\u0644\u0646\u0648\u0639 A<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.ctube-gr.com\/ar\/news\/key-differences-in-electrical-conduits-typessch40-vs-sch80-vs-db60-vs-db100-vs-db120-vs-type-a-vs-type-eb.html\/#41_General_Applications_of_PVC_Conduit\" >4.1 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0639\u0627\u0645\u0629 \u0644\u0623\u0646\u0627\u0628\u064a\u0628 PVC<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.ctube-gr.com\/ar\/news\/key-differences-in-electrical-conduits-typessch40-vs-sch80-vs-db60-vs-db100-vs-db120-vs-type-a-vs-type-eb.html\/#42_Differences_in_Specialized_Applications\" >4.2 \u0627\u0644\u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a \u0641\u064a \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0645\u062a\u062e\u0635\u0635\u0629<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.ctube-gr.com\/ar\/news\/key-differences-in-electrical-conduits-typessch40-vs-sch80-vs-db60-vs-db100-vs-db120-vs-type-a-vs-type-eb.html\/#5_How_to_Choose_Between_SCH_40_SCH_80_Type_DB_Type_EB_and_Type_A\" >5. \u0643\u064a\u0641\u064a\u0629 \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0628\u064a\u0646 SCH 40\u060c \u0648SCH 80\u060c \u0648\u0627\u0644\u0646\u0648\u0639 DB\u060c \u0648\u0627\u0644\u0646\u0648\u0639 EB\u060c \u0648\u0627\u0644\u0646\u0648\u0639 A<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.ctube-gr.com\/ar\/news\/key-differences-in-electrical-conduits-typessch40-vs-sch80-vs-db60-vs-db100-vs-db120-vs-type-a-vs-type-eb.html\/#51_Mechanical_Strength_and_Durability\" >5.1 \u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0648\u0627\u0644\u0645\u062a\u0627\u0646\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.ctube-gr.com\/ar\/news\/key-differences-in-electrical-conduits-typessch40-vs-sch80-vs-db60-vs-db100-vs-db120-vs-type-a-vs-type-eb.html\/#52_Installation_Environment_Underground_vs_Aboveground\" >5.2 \u0628\u064a\u0626\u0629 \u0627\u0644\u062a\u062b\u0628\u064a\u062a: \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636 \u0645\u0642\u0627\u0628\u0644 \u0641\u0648\u0642 \u0627\u0644\u0623\u0631\u0636<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.ctube-gr.com\/ar\/news\/key-differences-in-electrical-conduits-typessch40-vs-sch80-vs-db60-vs-db100-vs-db120-vs-type-a-vs-type-eb.html\/#53_Cost_and_Budget_Considerations\" >5.3 \u0627\u0639\u062a\u0628\u0627\u0631\u0627\u062a \u0627\u0644\u062a\u0643\u0644\u0641\u0629 \u0648\u0627\u0644\u0645\u064a\u0632\u0627\u0646\u064a\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.ctube-gr.com\/ar\/news\/key-differences-in-electrical-conduits-typessch40-vs-sch80-vs-db60-vs-db100-vs-db120-vs-type-a-vs-type-eb.html\/#54_Compliance_and_Regulatory_Standards\" >5.4 \u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0648\u0627\u0644\u062a\u0646\u0638\u064a\u0645<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/www.ctube-gr.com\/ar\/news\/key-differences-in-electrical-conduits-typessch40-vs-sch80-vs-db60-vs-db100-vs-db120-vs-type-a-vs-type-eb.html\/#6_Conclusion\" >6. \u0627\u0644\u062e\u0627\u062a\u0645\u0629<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"1_Introduction\"><\/span>1. \u0627\u0644\u0645\u0642\u062f\u0645\u0629<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u062a\u062d\u0645\u064a \u0627\u0644\u0645\u0648\u0627\u0633\u064a\u0631 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u0645\u0646 \u0627\u0644\u062a\u0644\u0641 \u0627\u0644\u0628\u064a\u0626\u064a \u0648\u0627\u0644\u0635\u062f\u0645\u0627\u062a \u0627\u0644\u0645\u0627\u062f\u064a\u0629 \u0648\u0627\u0644\u062a\u0622\u0643\u0644.<\/p>\n<p>\u0639\u0646\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u0642\u0646\u0627\u0629 \u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629\u060c \u063a\u0627\u0644\u0628\u0627\u064b \u0645\u0627 \u062a\u0643\u0648\u0646 \u0627\u0644\u0645\u0627\u062f\u0629 \u0623\u062d\u062f \u0627\u0644\u0639\u0648\u0627\u0645\u0644 \u0627\u0644\u0623\u0648\u0644\u0649 \u0627\u0644\u062a\u064a \u0646\u0623\u062e\u0630\u0647\u0627 \u0641\u064a \u0627\u0644\u0627\u0639\u062a\u0628\u0627\u0631. \u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u0639\u0646\u062f \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0628\u064a\u0646 \u0642\u0646\u0648\u0627\u062a \u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0646\u0641\u0633 \u0627\u0644\u0645\u0627\u062f\u0629\u060c \u064a\u062a\u062d\u0648\u0644 \u0627\u0644\u062a\u0631\u0643\u064a\u0632 \u0639\u0627\u062f\u0629\u064b \u0625\u0644\u0649 \u062d\u062c\u0645 \u0627\u0644\u0642\u0646\u0627\u0629 \u0648\u0646\u0648\u0639\u0647\u0627.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"11_Why_Conduit_Specifications_Matter\"><\/span>1.1 \u0644\u0645\u0627\u0630\u0627 \u062a\u0639\u062a\u0628\u0631 \u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0645\u0647\u0645\u0629\u061f<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u062a\u062d\u062f\u062f \u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0645\u062b\u0644 SCH40 \u0648 SCH80 \u0648 DB60 \u0648 DB100 \u0648 DB120 \u0648\u0627\u0644\u0646\u0648\u0639 A \u0648\u0627\u0644\u0646\u0648\u0639 EB \u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a \u062c\u0648\u0647\u0631\u064a\u0629 \u0641\u064a \u0633\u0645\u0643 \u0627\u0644\u062c\u062f\u0627\u0631 \u0648\u0627\u0644\u0645\u062a\u0627\u0646\u0629 \u0648\u0645\u0644\u0627\u0621\u0645\u0629 \u0627\u0644\u062a\u0637\u0628\u064a\u0642.<\/p>\n<p>\u062a\u0636\u0645\u0646 \u0647\u0630\u0647 \u0627\u0644\u062a\u0635\u0646\u064a\u0641\u0627\u062a \u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0644\u0642\u0648\u0627\u0646\u064a\u0646 \u0627\u0644\u0633\u0644\u0627\u0645\u0629 (\u0645\u062b\u0644 \u0642\u0627\u0646\u0648\u0646 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0621 \u0627\u0644\u0648\u0637\u0646\u064a) \u0648\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0623\u062f\u0627\u0621. \u0648\u062a\u064f\u0639\u062a\u0628\u0631 \u0647\u0630\u0647 \u0627\u0644\u062a\u0633\u0645\u064a\u0627\u062a \u0627\u0644\u0645\u062d\u062f\u062f\u0629 \u0645\u0641\u0647\u0648\u0645\u0629 \u0639\u0627\u0644\u0645\u064a\u064b\u0627 \u0648\u0645\u064f\u0644\u0632\u0645\u0629 \u0645\u0646 \u0642\u0650\u0628\u0644 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u064a\u0646 \u0641\u064a \u0623\u0645\u0631\u064a\u0643\u0627 \u0627\u0644\u0634\u0645\u0627\u0644\u064a\u0629 \u0646\u0638\u0631\u064b\u0627 \u0644\u0627\u0639\u062a\u0645\u0627\u062f\u0647\u0627 \u062a\u0627\u0631\u064a\u062e\u064a\u064b\u0627\u060c \u0648\u0627\u0644\u0623\u0637\u0631 \u0627\u0644\u062a\u0646\u0638\u064a\u0645\u064a\u0629\u060c \u0648\u062a\u0648\u0627\u0641\u0631 \u0627\u0644\u0645\u0648\u0627\u062f.<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone wp-image-10712\" src=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/UL-651-NEMA-TC2-6-8-1024x444.jpg\" alt=\"UL 651 NEMA TC2\u060c 6\u060c 8\" width=\"800\" height=\"347\" srcset=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/UL-651-NEMA-TC2-6-8-1024x444.jpg 1024w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/UL-651-NEMA-TC2-6-8-300x130.jpg 300w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/UL-651-NEMA-TC2-6-8-768x333.jpg 768w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/UL-651-NEMA-TC2-6-8-1536x666.jpg 1536w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/UL-651-NEMA-TC2-6-8-2048x888.jpg 2048w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/UL-651-NEMA-TC2-6-8-18x8.jpg 18w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/UL-651-NEMA-TC2-6-8-600x260.jpg 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h4><span class=\"ez-toc-section\" id=\"12_Referencing_Key_Standards\"><\/span>1.2 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0625\u0644\u0649 \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u062a\u0634\u064a\u0631 \u0647\u0630\u0647 \u0627\u0644\u0645\u0642\u0627\u0644\u0629 \u0625\u0644\u0649 \u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0635\u0646\u0627\u0639\u0629 \u0644\u062a\u0648\u0636\u064a\u062d \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628:<\/p>\n<p><a href=\"https:\/\/www.ul.com\/\" rel=\"nofollow noopener\" target=\"_blank\"><strong>\u064a\u0648 \u0627\u0644 651<\/strong><\/a>:\u0645\u0639\u064a\u0627\u0631 \u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0648\u062a\u062c\u0647\u064a\u0632\u0627\u062a PVC \u0627\u0644\u0635\u0644\u0628\u0629 (\u064a\u063a\u0637\u064a SCH40\u060c SCH80\u060c \u0627\u0644\u0646\u0648\u0639 EB\u060c \u0648\u0627\u0644\u0646\u0648\u0639 A).<\/p>\n<p><a href=\"https:\/\/www.makeitelectric.org\/\" rel=\"nofollow noopener\" target=\"_blank\"><strong>\u0646\u064a\u0645\u0627<\/strong><\/a><strong> \u062a\u064a \u0633\u064a 2<\/strong> :\u0627\u0644\u0645\u0639\u064a\u0627\u0631 \u0627\u0644\u062e\u0627\u0635 \u0628\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0628\u0648\u0644\u064a \u0641\u064a\u0646\u064a\u0644 \u0643\u0644\u0648\u0631\u064a\u062f \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 (PVC) (\u0641\u0648\u0642 SCH40\u060c SCH80).<\/p>\n<p><strong>NEMA TC 6 \u0648 8<\/strong> :\u0627\u0644\u0645\u0639\u064a\u0627\u0631 \u0627\u0644\u062e\u0627\u0635 \u0628\u0642\u0646\u0648\u0627\u062a \u0627\u0644\u0645\u0631\u0627\u0641\u0642 \u0627\u0644\u0628\u0644\u0627\u0633\u062a\u064a\u0643\u064a\u0629 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0643\u0644\u0648\u0631\u064a\u062f \u0627\u0644\u0628\u0648\u0644\u064a\u0641\u064a\u0646\u064a\u0644 (PVC) \u0644\u0644\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636 (\u064a\u0646\u0637\u0628\u0642 \u0639\u0644\u0649 DB60\u060c \u0648DB100\u060c \u0648DB120\u060c \u0648EB20\u060c \u0648EB35).<\/p>\n<p>\u0645\u0644\u0627\u062d\u0638\u0629 \u0644\u0644\u0642\u0631\u0627\u0621: \u0644\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0641\u0646\u064a\u0629 \u0627\u0644\u062a\u0641\u0635\u064a\u0644\u064a\u0629\u060c \u064a\u0631\u062c\u0649 \u062f\u0627\u0626\u0645\u064b\u0627 \u0627\u0644\u0631\u062c\u0648\u0639 \u0625\u0644\u0649 \u0627\u0644\u0648\u062b\u0627\u0626\u0642 \u0627\u0644\u0631\u0633\u0645\u064a\u0629:<\/p>\n<p>\u0642\u0645 \u0628\u0634\u0631\u0627\u0621 UL 651 \u0645\u0628\u0627\u0634\u0631\u0629 \u0645\u0646 UL Solutions.<\/p>\n<p>\u064a\u0645\u0643\u0646\u0643 \u0627\u0644\u0648\u0635\u0648\u0644 \u0625\u0644\u0649 NEMA TC 6 &amp; 8-2013 \u0639\u0628\u0631 \u0627\u0644\u0631\u0627\u0628\u0637\u0629 \u0627\u0644\u0648\u0637\u0646\u064a\u0629 \u0644\u0645\u0635\u0646\u0639\u064a \u0627\u0644\u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 (NEMA).<\/p>\n<h2><span class=\"ez-toc-section\" id=\"2_Understanding_Different_Conduit_Series_SCH_VS_DB_VS_EB_VS_A\"><\/span>2. \u0641\u0647\u0645 \u0633\u0644\u0627\u0633\u0644 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0645\u062e\u062a\u0644\u0641\u0629: SCH \u0645\u0642\u0627\u0628\u0644 DB \u0645\u0642\u0627\u0628\u0644 EB \u0645\u0642\u0627\u0628\u0644 A<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0641\u064a \u062a\u0635\u0646\u064a\u0641 \u0623\u0646\u0627\u0628\u064a\u0628 PVC \u0627\u0644\u0635\u0644\u0628\u0629\u060c \u062a\u062a\u0634\u0627\u0628\u0647 \u0623\u0646\u0648\u0627\u0639 SCH \u0648DB \u0648EB \u0648\u0627\u0644\u0646\u0648\u0639 A \u0641\u064a \u0628\u0639\u0636 \u0627\u0644\u062c\u0648\u0627\u0646\u0628\u060c \u0648\u0644\u0643\u0646\u0647\u0627 \u062a\u062a\u0645\u064a\u0632 \u0623\u064a\u0636\u064b\u0627 \u0628\u062e\u0635\u0627\u0626\u0635 \u0645\u0645\u064a\u0632\u0629 \u062a\u0645\u064a\u0632\u0647\u0627. \u0648\u0644\u062a\u0648\u0636\u064a\u062d \u0630\u0644\u0643\u060c \u0633\u0646\u0639\u0631\u0636 \u0647\u0630\u0647 \u0627\u0644\u0623\u0646\u0648\u0627\u0639 \u0645\u0646 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0628\u0634\u0643\u0644 \u0645\u0646\u0641\u0635\u0644\u060c \u0645\u0639 \u062a\u0633\u0644\u064a\u0637 \u0627\u0644\u0636\u0648\u0621 \u0639\u0644\u0649 \u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a\u0647\u0627 \u0648\u062e\u0635\u0627\u0626\u0635\u0647\u0627 \u0627\u0644\u0645\u0634\u062a\u0631\u0643\u0629 \u0648\u062a\u0637\u0628\u064a\u0642\u0627\u062a\u0647\u0627 \u0627\u0644\u0645\u062d\u062f\u062f\u0629.<\/p>\n<p>\u0648\u0641\u0642\u064b\u0627 \u0644\u0645\u0639\u0627\u064a\u064a\u0631 UL 651 \u0648SCH 40 \u064880\u060c \u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u064a\u064f\u0646\u0627\u0642\u0634 \u0627\u0644\u0646\u0648\u0639 EB (\u0627\u0644\u062f\u0641\u0646 \u0627\u0644\u0645\u064f\u063a\u0644\u064e\u0651\u0641) \u0648\u0627\u0644\u0646\u0648\u0639 A \u0645\u0639\u064b\u0627 \u0644\u0644\u0645\u0642\u0627\u0631\u0646\u0629\u060c \u062d\u064a\u062b \u0635\u064f\u0645\u0650\u0651\u0645 \u0643\u0644\u0627\u0647\u0645\u0627 \u0644\u0644\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0627\u0644\u0645\u064f\u063a\u0644\u064e\u0651\u0641\u0629 \u0628\u0627\u0644\u062e\u0631\u0633\u0627\u0646\u0629\u060c \u0644\u0643\u0646\u0647\u0645\u0627 \u064a\u062e\u062a\u0644\u0641\u0627\u0646 \u0641\u064a \u0627\u0644\u0645\u062a\u0627\u0646\u0629 \u0648\u0646\u0637\u0627\u0642 \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645. \u0641\u064a \u0627\u0644\u0648\u0642\u062a \u0646\u0641\u0633\u0647\u060c \u0641\u064a NEMA TC 6 \u06488\u060c \u062a\u064f\u0642\u0627\u0631\u064e\u0646 \u0623\u0646\u0627\u0628\u064a\u0628 DB (\u0627\u0644\u062f\u0641\u0646 \u0627\u0644\u0645\u0628\u0627\u0634\u0631) \u0648EB\u060c \u062d\u064a\u062b \u0635\u064f\u0645\u0650\u0651\u0645 \u0643\u0644\u0627\u0647\u0645\u0627 \u0644\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636\u060c \u0644\u0643\u0646\u0647\u0645\u0627 \u064a\u062e\u062a\u0644\u0641\u0627\u0646 \u0641\u064a \u0637\u0631\u0642 \u0627\u0644\u062f\u0641\u0646 \u0648\u0642\u062f\u0631\u0627\u062a\u0647\u0645\u0627 \u0639\u0644\u0649 \u062a\u062d\u0645\u0644 \u0627\u0644\u0623\u062d\u0645\u0627\u0644.<\/p>\n<p>\u0648\u0644\u0643\u064a \u0646\u062a\u062c\u0646\u0628 \u0627\u0644\u0644\u0628\u0633 \u0648\u0646\u0633\u0647\u0644 \u0639\u0644\u0649 \u0627\u0644\u0642\u0631\u0627\u0621 \u0627\u0644\u0645\u062a\u0627\u0628\u0639\u0629\u060c \u0633\u0648\u0641 \u0646\u0642\u0648\u0645 \u0628\u062a\u062d\u0644\u064a\u0644 \u0643\u0644 \u0646\u0648\u0639 \u0639\u0644\u0649 \u062d\u062f\u0629 \u0641\u064a \u0627\u0644\u0623\u0642\u0633\u0627\u0645 \u0627\u0644\u062a\u0627\u0644\u064a\u0629.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"21_What_Are_Conduit_Schedules\"><\/span>2.1 \u0645\u0627 \u0647\u064a \u062c\u062f\u0627\u0648\u0644 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a\u061f<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u064a\u0634\u064a\u0631 &quot;\u062c\u062f\u0648\u0644&quot; \u0627\u0644\u0623\u0646\u0628\u0648\u0628 (\u0627\u0644\u0645\u062e\u062a\u0635\u0631 \u0628\u0640 &quot;Sch&quot;) \u0625\u0644\u0649 \u0633\u064f\u0645\u0643 \u062c\u062f\u0627\u0631\u0647. \u0643\u0644\u0645\u0627 \u0632\u0627\u062f \u0627\u0644\u0631\u0642\u0645\u060c \u0632\u0627\u062f \u0633\u064f\u0645\u0643 \u0627\u0644\u062c\u062f\u0627\u0631. \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u062c\u062f\u0627\u0631 \u0627\u0644\u062c\u062f\u0648\u0644 80 \u0623\u0643\u062b\u0631 \u0633\u064f\u0645\u0643\u064b\u0627 \u0645\u0646 \u0627\u0644\u062c\u062f\u0648\u0644 40\u060c \u0639\u0644\u0649 \u0627\u0644\u0631\u063a\u0645 \u0645\u0646 \u0623\u0646 \u0643\u0644\u064a\u0647\u0645\u0627 \u0644\u0647\u0645\u0627 \u0646\u0641\u0633 \u0627\u0644\u0642\u0637\u0631 \u0627\u0644\u062e\u0627\u0631\u062c\u064a.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"22_SCH_40_VS_80_PVC_Conduit\"><\/span>2.2 SCH 40 \u0645\u0642\u0627\u0628\u0644 80 \u0623\u0646\u0628\u0648\u0628 PVC<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p><a href=\"https:\/\/www.ctube-gr.com\/ar\/%d8%ac%d8%af%d9%88%d9%84-%d8%a3%d9%86%d8%a7%d8%a8%d9%8a%d8%a8-pvc-40-%d8%a3%d9%86%d8%a8%d9%88%d8%a8-%d9%83%d9%87%d8%b1%d8%a8%d8%a7%d8%a6%d9%8a-sch-40-%d9%85%d9%82%d8%a7%d8%b3-1-2-8-%d8%a8%d9%88%d8%b5\/\"><strong>SCH 40 \u0645\u062c\u0631\u0649 \u0643\u0647\u0631\u0628\u0627\u0626\u064a<\/strong><\/a> \u0645\u064f\u0635\u0645\u0645 \u0644\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0627\u062a \u0627\u0644\u0639\u0627\u062f\u064a\u0629 \u0641\u0648\u0642 \u0627\u0644\u0623\u0631\u0636\u061b \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0645\u064f\u063a\u0644\u064e\u0651\u0641\u0629 \u0628\u0627\u0644\u062e\u0631\u0633\u0627\u0646\u0629 \u0623\u0648 \u0627\u0644\u062f\u0641\u0646 \u0627\u0644\u0645\u0628\u0627\u0634\u0631. \u0642\u062f \u064a\u064f\u0634\u0627\u0631 \u0625\u0644\u064a\u0647 \u0628\u0627\u0633\u0645 &quot;\u0627\u0644\u062c\u062f\u0627\u0631 \u0627\u0644\u062b\u0642\u064a\u0644&quot;.<\/p>\n<p><span style=\"color: #003473;\"><strong><a style=\"color: #003473;\" href=\"https:\/\/www.ctube-gr.com\/ar\/%d8%a3%d9%86%d8%a8%d9%88%d8%a8-ctube-%d8%ac%d8%af%d9%88%d9%84-80-%d8%a3%d9%86%d8%a8%d9%88%d8%a8-pvc-sch-80-%d8%a3%d9%86%d8%a8%d9%88%d8%a8-1-2-8-%d8%a8%d9%88%d8%b5%d8%a9-x-10-%d9%82%d8%af%d9%85\/\">SCH 80 \u0645\u062c\u0631\u0649 \u0643\u0647\u0631\u0628\u0627\u0626\u064a<\/a><\/strong><\/span> \u0645\u064f\u0635\u0645\u0645 \u0644\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0634\u0627\u0642\u0629 (\u0645\u0646\u0627\u0637\u0642 \u0627\u0644\u062a\u0644\u0641 \u0627\u0644\u0645\u0627\u062f\u064a) \u0641\u0648\u0642 \u0627\u0644\u0623\u0631\u0636\u061b \u0623\u0648 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0645\u064f\u063a\u0644\u064e\u0651\u0641\u0629 \u0628\u0627\u0644\u062e\u0631\u0633\u0627\u0646\u0629 \u0623\u0648 \u0627\u0644\u062f\u0641\u0646 \u0627\u0644\u0645\u0628\u0627\u0634\u0631. \u0642\u062f \u064a\u064f\u0634\u0627\u0631 \u0625\u0644\u064a\u0647 \u0628\u0627\u0633\u0645 &quot;\u062c\u062f\u0627\u0631 \u062b\u0642\u064a\u0644 \u062c\u062f\u064b\u0627&quot;.<\/p>\n<p><img decoding=\"async\" class=\"alignnone wp-image-10704\" src=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/ctube-schedule-40-and-80-conduit.jpg\" alt=\"\u0623\u0646\u0628\u0648\u0628 C-tube \u0627\u0644\u062c\u062f\u0648\u0644 40 \u064880\" width=\"800\" height=\"562\" srcset=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/ctube-schedule-40-and-80-conduit.jpg 1000w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/ctube-schedule-40-and-80-conduit-300x211.jpg 300w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/ctube-schedule-40-and-80-conduit-768x540.jpg 768w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/ctube-schedule-40-and-80-conduit-18x12.jpg 18w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/ctube-schedule-40-and-80-conduit-600x422.jpg 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>\u0623\u0646\u0627\u0628\u064a\u0628 PVC \u0627\u0644\u0635\u0644\u0628\u0629 \u0645\u0646 \u0627\u0644\u062c\u062f\u0648\u0644 80 \u0623\u0643\u062b\u0631 \u0633\u0645\u0643\u064b\u0627 \u0645\u0646 \u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u062c\u062f\u0648\u0644 40\u060c \u0645\u0645\u0627 \u064a\u0648\u0641\u0631 \u062d\u0645\u0627\u064a\u0629 \u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0645\u064f\u062d\u0633\u0651\u0646\u0629. \u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0647\u0627 \u0641\u064a \u0623\u064a \u062a\u0637\u0628\u064a\u0642 \u064a\u064f\u0633\u0645\u062d \u0641\u064a\u0647 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u062c\u062f\u0648\u0644 40\u060c \u0628\u0645\u0627 \u0641\u064a \u0630\u0644\u0643 \u062a\u0631\u0643\u064a\u0628 \u0627\u0644\u0623\u0639\u0645\u062f\u0629 \u0648\u0641\u0642\u064b\u0627 \u0644\u0645\u0639\u0627\u064a\u064a\u0631 NEC (NFPA 70).<\/p>\n<h4><span class=\"ez-toc-section\" id=\"23_What_is_Type_DB_Conduit\"><\/span>2.3 \u0645\u0627 \u0647\u0648 \u0646\u0648\u0639 DB Conduit\u061f<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u062a\u062a\u0637\u0644\u0628 \u0623\u0646\u0638\u0645\u0629 \u062a\u0648\u0635\u064a\u0644\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0621 \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636 \u062d\u0645\u0627\u064a\u0629\u064b \u0645\u0646\u0627\u0633\u0628\u0629\u064b \u0644\u0636\u0645\u0627\u0646 \u0637\u0648\u0644 \u0639\u0645\u0631\u0647\u0627 \u0648\u0645\u0648\u062b\u0648\u0642\u064a\u062a\u0647\u0627. \u0635\u064f\u0645\u0645\u062a \u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u062f\u0641\u0646 \u0627\u0644\u0645\u0628\u0627\u0634\u0631 (DB) \u062e\u0635\u064a\u0635\u064b\u0627 \u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u062f\u0641\u0646 \u0627\u0644\u0645\u0628\u0627\u0634\u0631\u060c \u0645\u0645\u0627 \u064a\u064f\u063a\u0646\u064a \u0639\u0646 \u0627\u0644\u062a\u063a\u0644\u064a\u0641 \u0628\u0627\u0644\u062e\u0631\u0633\u0627\u0646\u0629. \u0643\u0645\u0627 \u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0646\u062a\u062c\u0627\u062a \u0627\u0644\u0646\u0648\u0639 DB \u0641\u064a \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0645\u064f\u063a\u0644\u0641\u0629 \u0628\u0627\u0644\u062e\u0631\u0633\u0627\u0646\u0629 \u0639\u0646\u062f \u0627\u0644\u062d\u0627\u062c\u0629.<\/p>\n<p>\u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u0644\u064a\u0633\u062a \u0643\u0644 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0630\u0627\u062a \u0627\u0644\u062a\u0635\u0646\u064a\u0641 DB \u0645\u062a\u0645\u0627\u062b\u0644\u0629\u2014DB60 \u0648DB100 \u0648 <a href=\"https:\/\/www.ctube-gr.com\/ar\/%d8%a3%d9%86%d8%a8%d9%88%d8%a8-ctube-db120-%d9%85%d8%af%d9%81%d9%88%d9%86-%d8%a8%d8%b4%d9%83%d9%84-%d9%85%d8%a8%d8%a7%d8%b4%d8%b1%d8%8c-%d8%a3%d9%86%d8%a8%d9%88%d8%a8-pvc-%d8%b5%d9%84%d8%a8\/\"><strong><span style=\"color: #003473;\">\u062f\u064a \u0628\u064a 120<\/span> <\/strong><\/a>\u064a\u062a\u0645 \u062a\u0635\u0646\u064a\u0641\u0647\u0627 \u0639\u0644\u0649 \u0623\u0633\u0627\u0633 \u0633\u0645\u0643 \u062c\u062f\u0627\u0631\u0647\u0627\u060c \u0648\u0642\u0648\u062a\u0647\u0627 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629\u060c \u0648\u0645\u0644\u0627\u0621\u0645\u062a\u0647\u0627 \u0644\u0623\u0639\u0645\u0627\u0642 \u062f\u0641\u0646 \u0645\u062e\u062a\u0644\u0641\u0629 \u0648\u0638\u0631\u0648\u0641 \u062a\u062d\u0645\u064a\u0644 \u0645\u062e\u062a\u0644\u0641\u0629.<\/p>\n<p><img decoding=\"async\" class=\"alignnone wp-image-10706\" src=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/CTUBE-DB2-conduit-underground.jpg\" alt=\"\u0623\u0646\u0628\u0648\u0628 CTUBE-DB2 \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636\" width=\"800\" height=\"568\" srcset=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/CTUBE-DB2-conduit-underground.jpg 977w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/CTUBE-DB2-conduit-underground-300x213.jpg 300w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/CTUBE-DB2-conduit-underground-768x546.jpg 768w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/CTUBE-DB2-conduit-underground-18x12.jpg 18w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/CTUBE-DB2-conduit-underground-600x426.jpg 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>\u064a\u0632\u062f\u0627\u062f \u0633\u0645\u0643 \u0627\u0644\u062c\u062f\u0627\u0631 \u0648\u0642\u0648\u0629 \u0627\u0644\u0645\u0627\u062f\u0629 \u0645\u0639 \u0632\u064a\u0627\u062f\u0629 \u0631\u0642\u0645 \u062a\u0635\u0646\u064a\u0641 DB\u060c \u0645\u0645\u0627 \u064a\u062c\u0639\u0644 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0630\u0627\u062a \u062a\u0635\u0646\u064a\u0641 DB \u0627\u0644\u0623\u0639\u0644\u0649 \u0645\u0646\u0627\u0633\u0628\u0629 \u0644\u0644\u062f\u0641\u0646 \u0627\u0644\u0639\u0645\u064a\u0642 \u0648\u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u062b\u0642\u064a\u0644\u0629.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"24_What_is_Type_EB_Conduit\"><\/span>2.4 \u0645\u0627 \u0647\u0648 \u0646\u0648\u0639 EB Conduit\u061f<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p><a href=\"https:\/\/www.ctube-gr.com\/ar\/%d8%a3%d9%86%d8%a8%d9%88%d8%a8-%d8%aa%d9%88%d8%b5%d9%8a%d9%84-%d9%83%d9%87%d8%b1%d8%a8%d8%a7%d8%a6%d9%8a-%d9%85%d8%a8%d8%a7%d8%b4%d8%b1-%d9%85%d8%af%d9%81%d9%88%d9%86-%d9%85%d9%86-%d8%a7%d9%84%d9%86\/\"><span style=\"color: #003473;\"><strong>\u0642\u0646\u0627\u0629 EB (\u0627\u0644\u062f\u0641\u0646 \u0627\u0644\u0645\u063a\u0644\u0641)<\/strong><\/span><\/a> \u0647\u0648 \u0646\u0648\u0639 \u0645\u0646 \u0623\u0646\u0627\u0628\u064a\u0628 PVC \u0627\u0644\u0645\u0635\u0645\u0645\u0629 \u062e\u0635\u064a\u0635\u064b\u0627 \u0644\u0644\u062f\u0641\u0646 \u062f\u0627\u062e\u0644 \u0627\u0644\u062e\u0631\u0633\u0627\u0646\u0629. \u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0639\u0627\u062f\u0629\u064b \u0641\u064a \u0627\u0644\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636 \u062d\u064a\u062b \u062a\u0643\u0648\u0646 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0636\u063a\u0637 \u0627\u0644\u062a\u0631\u0628\u0629 \u0648\u0627\u0644\u0635\u062f\u0645\u0627\u062a \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0645\u0646 \u0627\u0644\u0646\u0648\u0639\u064a\u0646 EB20 \u0648EB35.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-10707\" src=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/Ctube-UL-type-EB-underground-conduit.jpg\" alt=\"\u0623\u0646\u0628\u0648\u0628 \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636 \u0645\u0646 \u0646\u0648\u0639 Ctube-UL EB\" width=\"800\" height=\"527\" srcset=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/Ctube-UL-type-EB-underground-conduit.jpg 1000w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/Ctube-UL-type-EB-underground-conduit-300x198.jpg 300w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/Ctube-UL-type-EB-underground-conduit-768x506.jpg 768w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/Ctube-UL-type-EB-underground-conduit-18x12.jpg 18w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/Ctube-UL-type-EB-underground-conduit-600x395.jpg 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h4><span class=\"ez-toc-section\" id=\"25_What_is_Type_A_Conduit\"><\/span>2.5 \u0645\u0627 \u0647\u0648 \u0646\u0648\u0639 \u0627\u0644\u0642\u0646\u0627\u0629 \u0623\u061f<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p><a href=\"https:\/\/www.ctube-gr.com\/ar\/%d8%a3%d9%86%d8%a8%d9%88%d8%a8-%d9%83%d9%87%d8%b1%d8%a8%d8%a7%d8%a6%d9%8a-%d8%b5%d9%84%d8%a8-%d9%85%d9%86-%d9%86%d9%88%d8%b9-ctube-%d9%85%d9%86-%d9%85%d8%a7%d8%af%d8%a9-pvc\/\"><span style=\"color: #003473;\"><strong>\u0623\u0646\u0627\u0628\u064a\u0628 PVC \u0627\u0644\u0635\u0644\u0628\u0629 \u0645\u0646 \u0627\u0644\u0646\u0648\u0639 A<\/strong><\/span><\/a> \u0647\u0648 \u0639\u0628\u0627\u0631\u0629 \u0639\u0646 \u0623\u0646\u0628\u0648\u0628 \u0643\u0647\u0631\u0628\u0627\u0626\u064a \u0639\u0627\u0644\u064a \u0627\u0644\u0642\u0648\u0629 \u0648\u0627\u0644\u0645\u062a\u0627\u0646\u0629 \u0645\u0635\u0645\u0645 \u0644\u062a\u0646\u0627\u0633\u0628 \u0628\u064a\u0626\u0627\u062a \u0627\u0644\u062a\u062b\u0628\u064a\u062a \u0627\u0644\u0645\u062e\u062a\u0644\u0641\u0629.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-10705\" src=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/ctube-type-a-pvc-conduit.jpg\" alt=\"\u0623\u0646\u0628\u0648\u0628 PVC \u0645\u0646 \u0627\u0644\u0646\u0648\u0639 C\" width=\"800\" height=\"550\" srcset=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/ctube-type-a-pvc-conduit.jpg 1000w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/ctube-type-a-pvc-conduit-300x206.jpg 300w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/ctube-type-a-pvc-conduit-768x528.jpg 768w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/ctube-type-a-pvc-conduit-18x12.jpg 18w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/ctube-type-a-pvc-conduit-600x413.jpg 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>\u0639\u0644\u0649 \u0639\u0643\u0633 \u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0646\u0648\u0639 EB\u060c \u0648\u0627\u0644\u062a\u064a \u062a\u0642\u062a\u0635\u0631 \u0639\u0644\u0649 \u0627\u0644\u062a\u063a\u0644\u064a\u0641 \u0627\u0644\u062e\u0631\u0633\u0627\u0646\u064a \u0641\u064a \u0627\u0644\u062e\u0646\u0627\u062f\u0642 \u062e\u0627\u0631\u062c \u0627\u0644\u0645\u0628\u0627\u0646\u064a\u060c \u062a\u0648\u0641\u0631 \u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0646\u0648\u0639 A \u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0623\u0648\u0633\u0639\u060c \u0645\u0645\u0627 \u064a\u062c\u0639\u0644\u0647\u0627 \u0627\u0644\u062e\u064a\u0627\u0631 \u0627\u0644\u0623\u0645\u062b\u0644 \u0644\u0645\u0634\u0627\u0631\u064a\u0639 \u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u062a\u062d\u062a\u064a\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0627\u0644\u0635\u0639\u0628\u0629.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"3_Key_Differences_in_Different_Types_of_PVC_Conduit\"><\/span>3. \u0627\u0644\u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0628\u064a\u0646 \u0623\u0646\u0648\u0627\u0639 \u0645\u062e\u062a\u0644\u0641\u0629 \u0645\u0646 \u0623\u0646\u0627\u0628\u064a\u0628 PVC<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h4><span class=\"ez-toc-section\" id=\"31_Size_Wall_thickness_of_Different_Types_of_Conduits\"><\/span>3.1 \u062d\u062c\u0645 \u0648\u0633\u0645\u0643 \u062c\u062f\u0627\u0631 \u0623\u0646\u0648\u0627\u0639 \u0645\u062e\u062a\u0644\u0641\u0629 \u0645\u0646 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<table>\n<tbody>\n<tr>\n<td><strong>\u062d\u062c\u0645 \u0627\u0644\u062a\u062c\u0627\u0631\u0629 \u0644\u0644\u0642\u0646\u0627\u0629<\/strong><\/td>\n<td colspan=\"8\"><strong>\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649 \u0644\u0633\u0645\u0643 \u0627\u0644\u062c\u062f\u0627\u0631<\/strong><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td colspan=\"5\"><span style=\"font-weight: 400;\">\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649 \u0644\u0644\u0645\u0631\u0648\u0646\u0629 400000 \u0631\u0637\u0644 \u0644\u0643\u0644 \u0628\u0648\u0635\u0629 \u0645\u0631\u0628\u0639\u0629<\/span><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u0628\u0648\u0635\u0627\u062a<\/span><\/td>\n<td><strong>SCH40<\/strong><\/td>\n<td><strong>SCH80<\/strong><\/td>\n<td><strong>\u062f\u064a \u0628\u064a 60<\/strong><\/td>\n<td><strong>\u062f\u064a \u0628\u064a 100<\/strong><\/td>\n<td><strong>\u062f\u064a \u0628\u064a 120<\/strong><\/td>\n<td><strong>EB20<\/strong><\/td>\n<td><strong>\u0625\u064a \u0628\u064a 35<\/strong><\/td>\n<td><strong>\u0627\u0644\u0646\u0648\u0639 \u0623<\/strong><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">1\/2<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.109\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.147\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.080\u00a0<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">3\/4<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.113\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.154\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.080\u00a0<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">1<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.133\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.179\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.060\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.080\u00a0<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">1-1\/4<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.140\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.191\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.090\u00a0<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">1-1\/2<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.145\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.200\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.060\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.065\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.100\u00a0<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">2<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.154\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.218\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.065\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.083\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.060\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.120\u00a0<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">2-1\/2<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.203\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.276\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.130\u00a0<\/span><\/td>\n<\/tr>\n<tr>\n<td><b>3<\/b><\/td>\n<td><b>0.216\u00a0<\/b><\/td>\n<td><b>0.300\u00a0<\/b><\/td>\n<td><b>0.100\u00a0<\/b><\/td>\n<td><b>0.121\u00a0<\/b><\/td>\n<td><b>0.127\u00a0<\/b><\/td>\n<td><b>0.067\u00a0<\/b><\/td>\n<td><b>0.082\u00a0<\/b><\/td>\n<td><b>0.145\u00a0<\/b><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">3-1\/2<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.226\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.318\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.115\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.138\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.147\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.078\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.095\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.165\u00a0<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">4<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.237\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.337\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.131\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.155\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.166\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.089\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.109\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.170\u00a0<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">5<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.258\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.375\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.164\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.192\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.205\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.112\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.136\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">6<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.280\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.432\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.196\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.229\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.244\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.135\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">0.164\u00a0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\/<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u0646\u0623\u062e\u0630 \u0646\u0641\u0633 \u0627\u0644\u062d\u062c\u0645 \u0644\u0631\u0624\u064a\u0629 \u0646\u062a\u0627\u0626\u062c \u0633\u0645\u0643 \u062c\u062f\u0627\u0631 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0645\u062e\u062a\u0644\u0641\u0629 \u0641\u064a \u0646\u0641\u0633 \u0627\u0644\u062d\u0627\u0644\u0629 \u0639\u0644\u0649 \u0627\u0644\u0646\u062d\u0648 \u0627\u0644\u062a\u0627\u0644\u064a: SCH 80 \uff1e SCH 40 \uff1e \u0627\u0644\u0646\u0648\u0639 A \uff1e DB120 \uff1e DB100 \uff1e DB60 \uff1e EB35 \uff1e EB20<\/p>\n<h4><span class=\"ez-toc-section\" id=\"32_Material_Requirements_ASTM_D1784\"><\/span>3.2 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0648\u0627\u062f: ASTM D1784<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u062a\u0636\u0639 ASTM D1784 \u0646\u0638\u0627\u0645 \u062a\u0635\u0646\u064a\u0641 \u0644\u0645\u0631\u0643\u0628\u0627\u062a PVC \u0648 CPVC \u0627\u0644\u0635\u0644\u0628\u0629\u060c \u0645\u0639 \u0627\u0644\u062a\u0631\u0643\u064a\u0632 \u0639\u0644\u0649 \u062e\u0635\u0627\u0626\u0635 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0627\u0644\u0645\u0647\u0645\u0629 \u0644\u062a\u0635\u0646\u064a\u0639 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628.<\/p>\n<p><strong>\u0646\u0648\u0639 \u0627\u0644\u0631\u0627\u062a\u0646\u062c \u0627\u0644\u0623\u0633\u0627\u0633\u064a<\/strong>:\u064a\u0636\u0645\u0646 \u0627\u0644\u0627\u062a\u0633\u0627\u0642 \u0627\u0644\u0643\u064a\u0645\u064a\u0627\u0626\u064a.<\/p>\n<p><strong>\u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0635\u062f\u0645\u0627\u062a<\/strong>: \u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649 \u0644\u0642\u0648\u0629 \u062a\u0623\u062b\u064a\u0631 \u0627\u0644\u0634\u0642 (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c 12123 \u064a\u0634\u0645\u0644 \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u062a\u0623\u062b\u064a\u0631 \u22651 \u0642\u062f\u0645\u00b7\u0631\u0637\u0644\/\u0628\u0648\u0635\u0629).<\/p>\n<p><strong>\u0642\u0648\u0629 \u0627\u0644\u0634\u062f<\/strong>: \u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649 6500 \u0631\u0637\u0644 \u0644\u0643\u0644 \u0628\u0648\u0635\u0629 \u0645\u0631\u0628\u0639\u0629 (\u0644\u0644\u0628\u0648\u0644\u064a \u0641\u064a\u0646\u064a\u0644 \u0643\u0644\u0648\u0631\u064a\u062f).<\/p>\n<p><strong>\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0645\u0631\u0648\u0646\u0629<\/strong>: \u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649 400000 \u0631\u0637\u0644 \u0644\u0643\u0644 \u0628\u0648\u0635\u0629 \u0645\u0631\u0628\u0639\u0629 (\u0635\u0644\u0627\u0628\u0629).<\/p>\n<p><strong>\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0627\u0646\u062d\u0631\u0627\u0641<\/strong>:\u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u062a\u0634\u0648\u0647 \u062a\u062d\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629.<\/p>\n<p><strong>\u0642\u0627\u0628\u0644\u064a\u0629 \u0627\u0644\u0627\u0634\u062a\u0639\u0627\u0644<\/strong>:\u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0645\u0646 \u0627\u0644\u062d\u0631\u0627\u0626\u0642.<\/p>\n<p><strong>\u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u0639\u0627\u062f \u062a\u062f\u0648\u064a\u0631\u0647\u0627<\/strong>:\u062a\u0633\u0645\u062d \u0643\u0644\u0627 \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0627\u062f\u0629 PVC \u0627\u0644\u0645\u0639\u0627\u062f \u062a\u062f\u0648\u064a\u0631\u0647\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u062a\u0644\u0628\u064a \u0627\u0644\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0648\u0627\u0644\u0643\u064a\u0645\u064a\u0627\u0626\u064a\u0629\u060c \u0645\u0645\u0627 \u064a\u0636\u0645\u0646 \u0627\u0644\u0627\u0633\u062a\u062f\u0627\u0645\u0629 \u062f\u0648\u0646 \u0627\u0644\u0645\u0633\u0627\u0633 \u0628\u0627\u0644\u0623\u062f\u0627\u0621.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"33_Usage_Restrictions_and_Temperature_Ratings\"><\/span>3.3 \u0642\u064a\u0648\u062f \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0648\u062a\u0642\u064a\u064a\u0645\u0627\u062a \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u0648\u0641\u0642\u064b\u0627 \u0644\u0644\u0645\u062a\u0637\u0644\u0628 \u0627\u0644\u0645\u0630\u0643\u0648\u0631 \u0641\u064a UL 651\u060c \u0646\u0633\u062a\u0646\u062a\u062c \u0645\u0627 \u064a\u0644\u064a.<\/p>\n<p><strong>3.3.1 \u0623\u0646\u0627\u0628\u064a\u0628 SCH 40 \u0648 80<\/strong><\/p>\n<p>\u062a\u0645 \u062a\u0635\u0645\u064a\u0645 \u0643\u0644 \u0645\u0646 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0645\u062f\u0631\u062c\u0629 \u0641\u064a \u0627\u0644\u062c\u062f\u0648\u0644 40 \u0648\u0627\u0644\u062c\u062f\u0648\u0644 80 \u0644\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0641\u064a \u0628\u064a\u0626\u0627\u062a \u0630\u0627\u062a \u062f\u0631\u062c\u0627\u062a \u062d\u0631\u0627\u0631\u0629 \u0645\u062d\u064a\u0637\u0629 \u062a\u0635\u0644 \u0625\u0644\u0649 50 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (122 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a).<\/p>\n<p>\u0639\u0646\u062f \u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0647\u0627 \u0645\u0639 \u0623\u0633\u0644\u0627\u0643 \u0628\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 75 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (167 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a)\u060c \u0641\u0625\u0646\u0647\u0627 \u062a\u0639\u0645\u0644 \u0641\u064a \u0638\u0644 \u0638\u0631\u0648\u0641 \u0642\u064a\u0627\u0633\u064a\u0629.<\/p>\n<p>\u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u062f\u0639\u0645 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u062a\u0648\u0635\u064a\u0644\u0627\u062a \u062a\u0635\u0644 \u0625\u0644\u0649 90 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (194 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a) \u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u062a\u0644\u0628\u064a \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0628\u0646\u0627\u0621 \u0627\u0644\u0645\u062d\u062f\u062f\u0629 \u0644\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0630\u0627\u062a \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0639\u0627\u0644\u064a\u0629.<\/p>\n<p><strong>3.3.2 \u0627\u0644\u0646\u0648\u0639 EB \u0648 A \u0645\u0646 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628<\/strong><\/p>\n<p>\u062a\u0639\u062a\u0628\u0631 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0645\u0646 \u0627\u0644\u0646\u0648\u0639 EB \u0648\u0627\u0644\u0646\u0648\u0639 A \u0645\u0646\u0627\u0633\u0628\u0629 \u0644\u0644\u0628\u064a\u0626\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u0635\u0644 \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u062a\u0647\u0627 \u0625\u0644\u0649 50 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (122 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a) \u0648\u0645\u0627 \u062f\u0648\u0646.<\/p>\n<p>\u064a\u062f\u0639\u0645 \u0623\u0646\u0628\u0648\u0628 PVC \u0627\u0644\u0635\u0644\u0628 \u0645\u0646 \u0627\u0644\u0646\u0648\u0639 A \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u0627\u0644\u0645\u0642\u062f\u0631\u0629 \u0628\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u062a\u0635\u0644 \u0625\u0644\u0649 75 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (167 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a).<\/p>\n<p>\u0639\u0646\u062f \u062a\u063a\u0644\u064a\u0641\u0647\u0627 \u0628\u0627\u0644\u062e\u0631\u0633\u0627\u0646\u0629 \u0641\u064a \u0627\u0644\u062e\u0646\u0627\u062f\u0642 \u0627\u0644\u062e\u0627\u0631\u062c\u064a\u0629\u060c \u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0646\u0648\u0639 A \u0648\u0627\u0644\u0646\u0648\u0639 EB \u0645\u0639 \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u0627\u0644\u0645\u0635\u0646\u0641\u0629 \u062d\u062a\u0649 90 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (194 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a).<\/p>\n<p>\u0645\u0639 \u0623\u0646 \u0627\u0644\u0648\u062b\u064a\u0642\u0629 \u0644\u0627 \u062a\u062d\u062f\u062f \u0635\u0631\u0627\u062d\u0629\u064b \u0646\u0637\u0627\u0642 \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0623\u0646\u0627\u0628\u064a\u0628 \u0633\u0644\u0633\u0644\u0629 DB\u060c \u0625\u0644\u0627 \u0623\u0646\u0647 \u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u0646\u062a\u0627\u062c \u062d\u062f\u0648\u062f\u0647\u0627 \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u064a\u0629 \u0628\u0645\u0642\u0627\u0631\u0646\u062a\u0647\u0627 \u0628\u0645\u0646\u062a\u062c\u0627\u062a \u0645\u0645\u0627\u062b\u0644\u0629. \u064a\u062a\u062c\u0627\u0648\u0632 \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u0645\u0635\u0646\u0651\u0639\u064a\u0646 \u0627\u0644\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0641\u064a \u062a\u0635\u0627\u0645\u064a\u0645\u0647\u0645 - \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0643\u0634\u0641\u062a \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u0623\u0646 \u0623\u0646\u0627\u0628\u064a\u0628 PVC \u0645\u0646 Ctube \u062a\u062a\u062d\u0645\u0644 \u062f\u0631\u062c\u0627\u062a \u062d\u0631\u0627\u0631\u0629 \u0645\u0646\u062e\u0641\u0636\u0629 \u062a\u0635\u0644 \u0625\u0644\u0649 -15 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 \u0648\u062a\u0635\u0644 \u0625\u0644\u0649 105 \u062f\u0631\u062c\u0627\u062a \u0645\u0626\u0648\u064a\u0629\u060c \u0645\u0645\u0627 \u064a\u064f\u0638\u0647\u0631 \u0623\u062f\u0627\u0621\u064b \u064a\u0641\u0648\u0642 \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a\u0629.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"34_Other_Requirements\"><\/span>3.4 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0623\u062e\u0631\u0649<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u064a\u062c\u0628 \u0623\u0646 \u064a\u0643\u0648\u0646 \u0644\u0648\u0646 \u0623\u0646\u0627\u0628\u064a\u0628 SCH 40 \u064880 \u0631\u0645\u0627\u062f\u064a\u064b\u0627\u060c \u0648\u0623\u0646 \u064a\u0643\u0648\u0646 \u0623\u0646\u0628\u0648\u0628 PVC \u0625\u0645\u0627 \u0631\u0645\u0627\u062f\u064a\u064b\u0627 \u0623\u0648 \u0623\u0628\u064a\u0636. \u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0623\u0644\u0648\u0627\u0646 \u0623\u062e\u0631\u0649 \u0644\u062c\u0645\u064a\u0639 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628\u060c \u0648\u0647\u064a \u0645\u0642\u0628\u0648\u0644\u0629 \u0628\u0645\u0648\u0627\u0641\u0642\u0629 \u0627\u0644\u0623\u0637\u0631\u0627\u0641 \u0627\u0644\u0645\u0639\u0646\u064a\u0629.<\/p>\n<p>\u0642\u0648\u0629 \u0627\u0644\u0634\u062f: 5000 \u0631\u0637\u0644 \u0644\u0643\u0644 \u0628\u0648\u0635\u0629 \u0645\u0631\u0628\u0639\u0629 (34.5 \u0645\u064a\u062c\u0627 \u0646\u064a\u0648\u062a\u0646\/\u06452)(3.45 \u0643\u064a\u0644\u0648 \u0646\u064a\u0648\u062a\u0646\/\u0633\u06452)(3515 \u062c\u0631\u0627\u0645 \u0642\u0648\u0629\/\u0645\u06452) \u0644\u0623\u0646\u0627\u0628\u064a\u0628 PVC \u0627\u0644\u0635\u0644\u0628\u0629 \u0645\u0646 \u0627\u0644\u062c\u062f\u0648\u0644 40 \u064880 \u06484000 \u0631\u0637\u0644 \u0642\u0648\u0629\/\u0628\u0648\u0635\u0629 \u0645\u0631\u0628\u0639\u0629 (27.6 \u0645\u064a\u062c\u0627 \u0646\u064a\u0648\u062a\u0646\/\u06452 \u0623\u0648 2.76 \u0643\u064a\u0644\u0648 \u0646\u064a\u0648\u062a\u0646\/\u0633\u06452 \u0623\u0648 2812 \u062c\u0631\u0627\u0645 \u0642\u0648\u0629\/\u0645\u06452) \u0644\u0623\u0646\u0627\u0628\u064a\u0628 PVC \u0627\u0644\u0635\u0644\u0628\u0629 \u0645\u0646 \u0627\u0644\u0646\u0648\u0639 A \u0648\u0627\u0644\u0646\u0648\u0639 EB \u0648\u0627\u0644\u0646\u0648\u0639 DB.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"4_PVC_Conduit_Application_introduce_SCH_40_SCH_80_Type_EB_Type_DB_Type_A\"><\/span>4. \u062a\u0642\u062f\u064a\u0645 \u062a\u0637\u0628\u064a\u0642 \u0623\u0646\u0627\u0628\u064a\u0628 PVC: SCH 40\u060c SCH 80\u060c \u0627\u0644\u0646\u0648\u0639 EB\u060c \u0627\u0644\u0646\u0648\u0639 DB\u060c \u0627\u0644\u0646\u0648\u0639 A<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h4><span class=\"ez-toc-section\" id=\"41_General_Applications_of_PVC_Conduit\"><\/span><strong>4.1 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0639\u0627\u0645\u0629 \u0644\u0623\u0646\u0627\u0628\u064a\u0628 PVC<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u0628\u063a\u0636 \u0627\u0644\u0646\u0638\u0631 \u0639\u0646 \u0646\u0648\u0639\u0647\u0627\u060c \u062a\u064f\u0633\u062a\u062e\u062f\u0645 \u0623\u0646\u0627\u0628\u064a\u0628 PVC \u0639\u0644\u0649 \u0646\u0637\u0627\u0642 \u0648\u0627\u0633\u0639 \u0641\u064a \u0627\u0644\u0623\u0645\u0627\u0643\u0646 \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629 \u0648\u0627\u0644\u062e\u0627\u0631\u062c\u064a\u0629\u060c \u0648\u0641\u064a \u0627\u0644\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0641\u0648\u0642 \u0627\u0644\u0623\u0631\u0636 \u0648\u062a\u062d\u062a\u0647\u0627\u060c \u0648\u0641\u064a \u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u0627\u0644\u062a\u064a \u062a\u062a\u0637\u0644\u0628 \u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u062a\u0622\u0643\u0644 \u0648\u0645\u062a\u0627\u0646\u0629. \u064a\u0639\u062a\u0645\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u0646\u0648\u0639 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0639\u0644\u0649 \u0639\u0648\u0627\u0645\u0644 \u0645\u062b\u0644 \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0635\u062f\u0645\u0627\u062a\u060c \u0648\u062a\u062d\u0645\u0644 \u0627\u0644\u0636\u063a\u0637\u060c \u0648\u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0644\u0644\u0648\u0627\u0626\u062d \u0627\u0644\u062a\u0646\u0638\u064a\u0645\u064a\u0629.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-10711\" src=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/undergroud-conduit-application.jpg\" alt=\"\u062a\u0637\u0628\u064a\u0642 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636\" width=\"800\" height=\"600\" srcset=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/undergroud-conduit-application.jpg 1024w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/undergroud-conduit-application-300x225.jpg 300w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/undergroud-conduit-application-768x576.jpg 768w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/undergroud-conduit-application-16x12.jpg 16w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/undergroud-conduit-application-600x450.jpg 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><strong>4.1.1 \u0627\u0644\u0645\u0631\u0627\u0641\u0642 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 \u0648\u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629<\/strong><\/p>\n<p>\u064a\u0633\u062a\u062e\u062f\u0645 \u0644\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0641\u064a \u0627\u0644\u0645\u0633\u062a\u0648\u062f\u0639\u0627\u062a \u0648\u0627\u0644\u0645\u0635\u0627\u0646\u0639 \u0648\u0645\u0635\u0627\u0646\u0639 \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629.<\/p>\n<p>\u0627\u0644\u062c\u062f\u0648\u0644 40 \u0645\u0646\u0627\u0633\u0628 \u0644\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0639\u0627\u0645\u0629 \u062d\u064a\u062b \u062a\u0643\u0648\u0646 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0627\u0644\u0645\u0639\u062a\u062f\u0644\u0629 \u0643\u0627\u0641\u064a\u0629.<\/p>\n<p>\u064a\u0648\u0635\u0649 \u0628\u0627\u0644\u062c\u062f\u0648\u0644 80 \u0644\u0644\u0628\u064a\u0626\u0627\u062a \u0630\u0627\u062a \u0627\u0644\u0645\u062e\u0627\u0637\u0631 \u0627\u0644\u0639\u0627\u0644\u064a\u0629\u060c \u0645\u062b\u0644 \u0627\u0644\u0645\u0635\u0627\u0646\u0639 \u0627\u0644\u0643\u064a\u0645\u064a\u0627\u0626\u064a\u0629 \u0648\u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u0630\u0627\u062a \u0627\u0644\u062d\u0631\u0643\u0629 \u0627\u0644\u0645\u062a\u0643\u0631\u0631\u0629 \u0644\u0644\u0645\u0639\u062f\u0627\u062a.<\/p>\n<p><strong>4.1.2 \u0645\u0648\u0627\u0642\u0641 \u0627\u0644\u0633\u064a\u0627\u0631\u0627\u062a \u0648\u0627\u0644\u0645\u0645\u0631\u0627\u062a<\/strong><\/p>\n<p>\u064a\u062a\u0645 \u062a\u0631\u0643\u064a\u0628\u0647\u0627 \u0641\u064a \u0645\u0648\u0627\u0642\u0641 \u0627\u0644\u0633\u064a\u0627\u0631\u0627\u062a \u0648\u0627\u0644\u0623\u0646\u0641\u0627\u0642 \u0648\u0637\u0631\u0642 \u0627\u0644\u0648\u0635\u0648\u0644 \u0644\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u062e\u0637\u0648\u0637 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629.<\/p>\n<p>\u064a\u062a\u0645 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u062c\u062f\u0648\u0644 40 \u0641\u064a \u0627\u0644\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0627\u0644\u0645\u0631\u062a\u0641\u0639\u0629 \u0623\u0648 \u0627\u0644\u0645\u062b\u0628\u062a\u0629 \u0639\u0644\u0649 \u0627\u0644\u062d\u0627\u0626\u0637\u060c \u0628\u064a\u0646\u0645\u0627<\/p>\n<p>\u064a\u064f\u0641\u0636\u0644 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u062c\u062f\u0648\u0644 80 \u0644\u0644\u0645\u0648\u0627\u0642\u0639 \u0639\u0644\u0649 \u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0623\u0631\u0636 \u0627\u0644\u0645\u0639\u0631\u0636\u0629 \u0644\u062a\u0623\u062b\u064a\u0631 \u0627\u0644\u0645\u0631\u0643\u0628\u0627\u062a.<\/p>\n<p><strong>4.1.3 \u0627\u0644\u0645\u0648\u0627\u0642\u0639 \u0627\u0644\u0645\u0633\u0628\u0628\u0629 \u0644\u0644\u062a\u0622\u0643\u0644 \u0648\u0627\u0644\u062e\u0637\u0631\u0629<\/strong><\/p>\n<p>\u062a\u0639\u062a\u0628\u0631 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0628\u0644\u0627\u0633\u062a\u064a\u0643\u064a\u0629 \u0645\u062b\u0627\u0644\u064a\u0629 \u0644\u0645\u062d\u0637\u0627\u062a \u0627\u0644\u0648\u0642\u0648\u062f \u0648\u0645\u0635\u0627\u0641\u064a \u0627\u0644\u0646\u0641\u0637 \u0648\u0627\u0644\u0645\u0646\u0634\u0622\u062a \u0627\u0644\u0633\u0627\u062d\u0644\u064a\u0629\u060c \u0648\u0630\u0644\u0643 \u0628\u0641\u0636\u0644 \u0645\u0642\u0627\u0648\u0645\u062a\u0647\u0627 \u0644\u0644\u062a\u0622\u0643\u0644 \u0648\u0627\u0644\u0631\u0637\u0648\u0628\u0629 \u0648\u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0643\u064a\u0645\u064a\u0627\u0626\u064a\u0629.<br \/>\n\u0641\u064a \u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u0627\u0644\u062e\u0637\u0631\u0629 (\u0643\u0645\u0627 \u0647\u0648 \u0645\u062d\u062f\u062f \u0641\u064a \u0627\u0644\u0645\u0627\u062f\u0629 352.10 \u0645\u0646 NEC)\u060c \u064a\u0644\u0632\u0645 \u062a\u0637\u0628\u064a\u0642 \u0627\u0644\u062c\u062f\u0648\u0644 80 \u0644\u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0635\u062f\u0645\u0627\u062a \u0641\u064a \u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u0627\u0644\u0645\u0639\u0631\u0636\u0629 \u0644\u0644\u063a\u0627\u0632\u0627\u062a \u0648\u0627\u0644\u0623\u0628\u062e\u0631\u0629 \u0627\u0644\u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u0627\u0634\u062a\u0639\u0627\u0644.<\/p>\n<p><strong>4.1.4 \u0627\u0644\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636<\/strong><\/p>\n<p>\u064a\u062a\u0645 \u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0647 \u0641\u064a \u0634\u0628\u0643\u0627\u062a \u0627\u0644\u0645\u0631\u0627\u0641\u0642 \u0648\u0645\u0639\u0627\u0628\u0631 \u0627\u0644\u0637\u0631\u0642 \u0648\u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u0630\u0627\u062a \u0627\u0644\u062d\u0631\u0643\u0629 \u0627\u0644\u0645\u0631\u0648\u0631\u064a\u0629 \u0627\u0644\u0643\u062b\u064a\u0641\u0629 \u0644\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636.<\/p>\n<p>\u062a\u0645 \u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0645\u0646 \u0627\u0644\u0646\u0648\u0639 DB \u0648\u0627\u0644\u0646\u0648\u0639 EB \u062e\u0635\u064a\u0635\u064b\u0627 \u0644\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636\u060c \u062d\u064a\u062b \u064a\u0643\u0648\u0646 \u0627\u0644\u0646\u0648\u0639 DB \u0645\u0646\u0627\u0633\u0628\u064b\u0627 \u0644\u0644\u062f\u0641\u0646 \u0627\u0644\u0645\u0628\u0627\u0634\u0631 \u0628\u064a\u0646\u0645\u0627 \u064a\u062a\u0637\u0644\u0628 \u0627\u0644\u0646\u0648\u0639 EB \u063a\u0644\u0627\u0641\u064b\u0627 \u062e\u0631\u0633\u0627\u0646\u064a\u064b\u0627 \u0644\u0644\u062f\u0639\u0645 \u0627\u0644\u0647\u064a\u0643\u0644\u064a \u0627\u0644\u0625\u0636\u0627\u0641\u064a.<\/p>\n<p>\u0641\u064a \u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u0630\u0627\u062a \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0639\u0627\u0644\u064a\u060c \u0645\u062b\u0644 \u062a\u062d\u062a \u0627\u0644\u0637\u0631\u0642 \u0627\u0644\u0633\u0631\u064a\u0639\u0629 \u0623\u0648 \u0645\u062f\u0627\u0631\u062c \u0627\u0644\u0645\u0637\u0627\u0631\u0627\u062a\u060c \u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u064a\u062a\u0645 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u062c\u062f\u0648\u0644 80 \u0644\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u0642\u0648\u0629 \u0625\u0636\u0627\u0641\u064a\u0629\u060c \u0628\u064a\u0646\u0645\u0627 \u064a\u062a\u0645 \u062a\u0641\u0636\u064a\u0644 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0645\u0646 \u0627\u0644\u0646\u0648\u0639 A \u0639\u0646\u062f\u0645\u0627 \u062a\u0643\u0648\u0646 \u0647\u0646\u0627\u0643 \u062d\u0627\u062c\u0629 \u0625\u0644\u0649 \u0645\u062a\u0627\u0646\u0629 \u0642\u0635\u0648\u0649 \u062f\u0627\u062e\u0644 \u0627\u0644\u0647\u064a\u0627\u0643\u0644 \u0627\u0644\u062e\u0631\u0633\u0627\u0646\u064a\u0629.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"42_Differences_in_Specialized_Applications\"><\/span>4.2 \u0627\u0644\u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a \u0641\u064a \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0645\u062a\u062e\u0635\u0635\u0629<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u0641\u064a \u062d\u064a\u0646 \u0623\u0646 \u062c\u0645\u064a\u0639 \u0623\u0646\u0648\u0627\u0639 \u0642\u0646\u0648\u0627\u062a PVC \u062a\u0634\u062a\u0631\u0643 \u0641\u064a \u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0645\u0634\u062a\u0631\u0643\u0629\u060c \u0625\u0644\u0627 \u0623\u0646 \u0627\u0644\u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u062a\u0643\u0645\u0646 \u0641\u064a \u0645\u062a\u0637\u0644\u0628\u0627\u062a\u0647\u0627 \u0627\u0644\u0647\u064a\u0643\u0644\u064a\u0629 \u0648\u0637\u0631\u0642 \u062f\u0641\u0646\u0647\u0627:<\/p>\n<p><strong>4.2.1 \u0627\u0644\u062c\u062f\u0648\u0644 40 \u0645\u0642\u0627\u0628\u0644 \u0627\u0644\u062c\u062f\u0648\u0644 80<\/strong><\/p>\n<p>\u0643\u0644\u0627\u0647\u0645\u0627 \u0645\u0646\u0627\u0633\u0628\u0627\u0646 \u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0627\u0644\u0639\u0627\u0645\u0629.<\/p>\n<p>\u064a\u0639\u062f \u0627\u0644\u062c\u062f\u0648\u0644 40 \u0641\u0639\u0627\u0644\u0627\u064b \u0645\u0646 \u062d\u064a\u062b \u0627\u0644\u062a\u0643\u0644\u0641\u0629 \u0648\u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0639\u0644\u0649 \u0646\u0637\u0627\u0642 \u0648\u0627\u0633\u0639 \u0641\u064a \u0627\u0644\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629.<\/p>\n<p>\u064a\u0648\u0641\u0631 \u0627\u0644\u062c\u062f\u0648\u0644 80 \u0633\u0645\u0643\u064b\u0627 \u0623\u0643\u0628\u0631 \u0644\u0644\u062c\u062f\u0627\u0631 \u0648\u064a\u0641\u0636\u0644 \u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0647 \u0641\u064a \u0627\u0644\u0628\u064a\u0626\u0627\u062a \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062e\u0637\u0648\u0631\u0629 \u0630\u0627\u062a \u0627\u0644\u0642\u0648\u0649 \u0627\u0644\u0645\u062d\u062a\u0645\u0644\u0629 \u0644\u0644\u0635\u062f\u0645\u0627\u062a \u0623\u0648 \u0627\u0644\u0633\u062d\u0642.<\/p>\n<p><strong>4.2.2 \u0627\u0644\u0646\u0648\u0639 DB \u0645\u0642\u0627\u0628\u0644 \u0627\u0644\u0646\u0648\u0639 EB<\/strong><\/p>\n<p>\u0635\u064f\u0645\u0645 \u0627\u0644\u0646\u0648\u0639 DB \u0644\u0644\u062f\u0641\u0646 \u0627\u0644\u0645\u0628\u0627\u0634\u0631\u060c \u0645\u0645\u0627 \u064a\u064f\u063a\u0646\u064a \u0639\u0646 \u0627\u0644\u062a\u063a\u0644\u064a\u0641 \u0628\u0627\u0644\u062e\u0631\u0633\u0627\u0646\u0629. \u0643\u0645\u0627 \u064a\u064f\u0645\u0643\u0646 \u062f\u0641\u0646\u0647 \u0641\u064a \u062a\u063a\u0644\u064a\u0641 \u062e\u0631\u0633\u0627\u0646\u064a.<\/p>\n<p>\u062a\u0645 \u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0646\u0648\u0639 EB \u0644\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062f\u0627\u062e\u0644 \u0628\u0646\u0648\u0643 \u0627\u0644\u0642\u0646\u0648\u0627\u062a \u0627\u0644\u0645\u063a\u0637\u0627\u0629 \u0628\u0627\u0644\u062e\u0631\u0633\u0627\u0646\u0629 \u0641\u064a \u0627\u0644\u0645\u0634\u0627\u0631\u064a\u0639 \u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629 \u0648\u0627\u0644\u0628\u0644\u062f\u064a\u0629.<\/p>\n<p><strong>4.2.3 \u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0646\u0648\u0639 \u0623<\/strong><\/p>\n<p>\u064a\u0648\u0641\u0631 \u0645\u062a\u0627\u0646\u0629 \u0645\u062d\u0633\u0646\u0629 \u0644\u0644\u0634\u0628\u0643\u0627\u062a \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636 \u0630\u0627\u062a \u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u0639\u0627\u0644\u064a\u0629\u060c \u0628\u0645\u0627 \u0641\u064a \u0630\u0644\u0643 \u0641\u062a\u062d\u0627\u062a \u0627\u0644\u0635\u0631\u0641 \u0627\u0644\u0635\u062d\u064a\u060c \u0648\u062e\u0632\u0627\u0626\u0646 \u0627\u0644\u0645\u0631\u0627\u0641\u0642\u060c \u0648\u0627\u0644\u0623\u0644\u0648\u0627\u062d \u0627\u0644\u062e\u0631\u0633\u0627\u0646\u064a\u0629 \u0627\u0644\u0647\u064a\u0643\u0644\u064a\u0629.<br \/>\n\u0645\u0646\u0627\u0633\u0628 \u0644\u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0642\u0635\u0648\u0649 \u0648\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0635\u0639\u0628\u0629.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"5_How_to_Choose_Between_SCH_40_SCH_80_Type_DB_Type_EB_and_Type_A\"><\/span>5. \u0643\u064a\u0641\u064a\u0629 \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0628\u064a\u0646 SCH 40\u060c \u0648SCH 80\u060c \u0648\u0627\u0644\u0646\u0648\u0639 DB\u060c \u0648\u0627\u0644\u0646\u0648\u0639 EB\u060c \u0648\u0627\u0644\u0646\u0648\u0639 A<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0639\u0646\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u0642\u0646\u0627\u0629 PVC \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629 \u0644\u0645\u0634\u0631\u0648\u0639\u0643\u060c \u064a\u062c\u0628 \u0645\u0631\u0627\u0639\u0627\u0629 \u0639\u062f\u0629 \u0639\u0648\u0627\u0645\u0644 \u0645\u062b\u0644 \u0627\u0644\u062a\u0643\u0644\u0641\u0629 \u0648\u0627\u0644\u0645\u062a\u0627\u0646\u0629 \u0648\u0628\u064a\u0626\u0629 \u0627\u0644\u062a\u062b\u0628\u064a\u062a \u0648\u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0635\u0646\u0627\u0639\u0629.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-10708\" src=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/How-to-Choose-Between-SCH-40-SCH-80-Type-DB-Type-EB-and-Type-A-1024x574.jpeg\" alt=\"\u0643\u064a\u0641\u064a\u0629 \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0628\u064a\u0646 SCH 40 \u0648SCH 80 \u0648\u0627\u0644\u0646\u0648\u0639 DB \u0648\u0627\u0644\u0646\u0648\u0639 EB \u0648\u0627\u0644\u0646\u0648\u0639 A\" width=\"800\" height=\"448\" srcset=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/How-to-Choose-Between-SCH-40-SCH-80-Type-DB-Type-EB-and-Type-A-1024x574.jpeg 1024w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/How-to-Choose-Between-SCH-40-SCH-80-Type-DB-Type-EB-and-Type-A-300x168.jpeg 300w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/How-to-Choose-Between-SCH-40-SCH-80-Type-DB-Type-EB-and-Type-A-768x431.jpeg 768w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/How-to-Choose-Between-SCH-40-SCH-80-Type-DB-Type-EB-and-Type-A-18x10.jpeg 18w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/How-to-Choose-Between-SCH-40-SCH-80-Type-DB-Type-EB-and-Type-A-600x337.jpeg 600w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/How-to-Choose-Between-SCH-40-SCH-80-Type-DB-Type-EB-and-Type-A.jpeg 1312w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h4><span class=\"ez-toc-section\" id=\"51_Mechanical_Strength_and_Durability\"><\/span>5.1 \u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0648\u0627\u0644\u0645\u062a\u0627\u0646\u0629<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u064a\u064f\u0639\u062f\u0651 SCH 80 \u0627\u0644\u062e\u064a\u0627\u0631 \u0627\u0644\u0623\u0643\u062b\u0631 \u0645\u062a\u0627\u0646\u0629 \u0628\u062c\u062f\u0631\u0627\u0646\u0647 \u0627\u0644\u0633\u0645\u064a\u0643\u0629 \u0627\u0644\u062a\u064a \u062a\u0648\u0641\u0631 \u0645\u0642\u0627\u0648\u0645\u0629 \u0641\u0627\u0626\u0642\u0629 \u0644\u0644\u0635\u062f\u0645\u0627\u062a. \u064a\u064f\u0646\u0635\u062d \u0628\u0647 \u0644\u0644\u0628\u064a\u0626\u0627\u062a \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062e\u0637\u0648\u0631\u0629 \u062d\u064a\u062b \u0642\u062f \u064a\u062a\u0639\u0631\u0636 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0644\u0636\u063a\u0637 \u0645\u0627\u062f\u064a \u0623\u0648 \u0635\u062f\u0645\u0627\u062a \u0634\u062f\u064a\u062f\u0629.<\/p>\n<p>\u0639\u0644\u0649 \u0627\u0644\u0631\u063a\u0645 \u0645\u0646 \u0623\u0646 SCH 40 \u0644\u0627 \u064a\u0632\u0627\u0644 \u0645\u062a\u064a\u0646\u064b\u0627\u060c \u0625\u0644\u0627 \u0623\u0646\u0647 \u064a\u062a\u0645\u062a\u0639 \u0628\u062c\u062f\u0627\u0631 \u0623\u0631\u0642 \u0648\u0647\u0648 \u0623\u0642\u0644 \u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u0635\u062f\u0645\u0627\u062a \u0645\u0646 SCH 80\u060c \u0645\u0645\u0627 \u064a\u062c\u0639\u0644\u0647 \u0645\u0646\u0627\u0633\u0628\u064b\u0627 \u0644\u0644\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0630\u0627\u062a \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0639\u0627\u0645 \u0627\u0644\u062a\u064a \u0644\u0627 \u062a\u062a\u0637\u0644\u0628 \u062d\u0645\u0627\u064a\u0629 \u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0639\u0627\u0644\u064a\u0629.<\/p>\n<p>\u064a\u0642\u062f\u0645 \u0627\u0644\u0646\u0648\u0639 A \u0642\u0648\u0629 \u0645\u0639\u062a\u062f\u0644\u0629 \u0648\u0647\u0648 \u0645\u0635\u0645\u0645 \u0644\u0644\u062a\u0639\u0627\u0645\u0644 \u0645\u0639 \u0627\u0644\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0627\u062f\u064a\u0629 \u0644\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0645\u063a\u0637\u0627\u0629 \u0628\u0627\u0644\u062e\u0631\u0633\u0627\u0646\u0629\u060c \u0645\u0645\u0627 \u064a\u062c\u0639\u0644\u0647 \u0645\u0646\u0627\u0633\u0628\u064b\u0627 \u0644\u0644\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636 \u0627\u0644\u062a\u064a \u062a\u062a\u0637\u0644\u0628 \u062f\u0639\u0645\u064b\u0627 \u0625\u0636\u0627\u0641\u064a\u064b\u0627 \u0645\u0646 \u0627\u0644\u062e\u0631\u0633\u0627\u0646\u0629 \u0627\u0644\u0645\u062d\u064a\u0637\u0629.<\/p>\n<p>\u0627\u0644\u0646\u0648\u0639\u0627\u0646 DB \u0648EB \u0645\u0635\u0645\u0645\u0627\u0646 \u0644\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636\u060c \u0648\u064a\u0648\u0641\u0631\u0627\u0646 \u0645\u062a\u0627\u0646\u0629 \u0643\u0627\u0641\u064a\u0629. \u0627\u0644\u0646\u0648\u0639 DB \u0645\u0635\u0645\u0645 \u0644\u0644\u062f\u0641\u0646 \u0627\u0644\u0645\u0628\u0627\u0634\u0631\u060c \u0628\u064a\u0646\u0645\u0627 \u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u0646\u0648\u0639 EB \u0641\u064a \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u064f\u062f\u0645\u062c \u0641\u064a\u0647\u0627 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0641\u064a \u0627\u0644\u062e\u0631\u0633\u0627\u0646\u0629\u060c \u0645\u0645\u0627 \u064a\u0648\u0641\u0631 \u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0627\u0644\u0635\u062f\u0645\u0627\u062a \u0641\u064a \u0627\u0644\u0638\u0631\u0648\u0641 \u0627\u0644\u0642\u0627\u0633\u064a\u0629.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"52_Installation_Environment_Underground_vs_Aboveground\"><\/span>5.2 \u0628\u064a\u0626\u0629 \u0627\u0644\u062a\u062b\u0628\u064a\u062a: \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636 \u0645\u0642\u0627\u0628\u0644 \u0641\u0648\u0642 \u0627\u0644\u0623\u0631\u0636<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u0627\u0644\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0641\u0648\u0642 \u0627\u0644\u0623\u0631\u0636: \u064a\u0639\u062a\u0628\u0631 \u0643\u0644 \u0645\u0646 SCH 40 \u0648SCH 80 \u0645\u062b\u0627\u0644\u064a\u064a\u0646 \u0644\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0641\u0648\u0642 \u0627\u0644\u0623\u0631\u0636\u060c \u062d\u064a\u062b \u064a\u062a\u0645 \u062a\u0641\u0636\u064a\u0644 SCH 80 \u0641\u064a \u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u0627\u0644\u0645\u0639\u0631\u0636\u0629 \u0644\u0636\u063a\u0637 \u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a \u0639\u0627\u0644\u064a.<\/p>\n<p>\u0627\u0644\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636: \u064a\u064f\u0639\u062f\u0651 \u0627\u0644\u0646\u0648\u0639\u0627\u0646 DB \u0648EB \u0623\u0643\u062b\u0631 \u0645\u0644\u0627\u0621\u0645\u0629\u064b \u0644\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636. \u0635\u064f\u0645\u0651\u0645 \u0627\u0644\u0646\u0648\u0639 DB \u0644\u0644\u062f\u0641\u0646 \u0627\u0644\u0645\u0628\u0627\u0634\u0631\u060c \u0628\u064a\u0646\u0645\u0627 \u064a\u0648\u0641\u0631 \u0627\u0644\u0646\u0648\u0639 EB \u062d\u0645\u0627\u064a\u0629\u064b \u0625\u0636\u0627\u0641\u064a\u0629\u064b \u0639\u0646\u062f \u0648\u0636\u0639\u0647 \u0641\u064a \u0627\u0644\u062e\u0631\u0633\u0627\u0646\u0629. \u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u064a\u064f\u0645\u0643\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 SCH 40 \u0648SCH 80 \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636 \u0641\u064a \u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062a\u0623\u062b\u064a\u0631 \u0627\u0644\u062a\u064a \u062a\u062a\u0637\u0644\u0628 \u0642\u0648\u0629\u064b \u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629\u064b \u0625\u0636\u0627\u0641\u064a\u0629.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"53_Cost_and_Budget_Considerations\"><\/span>5.3 \u0627\u0639\u062a\u0628\u0627\u0631\u0627\u062a \u0627\u0644\u062a\u0643\u0644\u0641\u0629 \u0648\u0627\u0644\u0645\u064a\u0632\u0627\u0646\u064a\u0629<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u064a\u064f\u0639\u062f\u0651 SCH 80 \u0627\u0644\u062e\u064a\u0627\u0631 \u0627\u0644\u0623\u063a\u0644\u0649 \u062b\u0645\u0646\u064b\u0627 \u0639\u0627\u062f\u0629\u064b \u0646\u0638\u0631\u064b\u0627 \u0644\u062c\u062f\u0631\u0627\u0646\u0647 \u0627\u0644\u0633\u0645\u064a\u0643\u0629 \u0648\u0645\u062a\u0627\u0646\u062a\u0647 \u0627\u0644\u0639\u0627\u0644\u064a\u0629\u060c \u0645\u0645\u0627 \u064a\u062c\u0639\u0644\u0647 \u0627\u0644\u062e\u064a\u0627\u0631 \u0627\u0644\u0623\u0645\u062b\u0644 \u0644\u0644\u0628\u064a\u0626\u0627\u062a \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0645\u062e\u0627\u0637\u0631 \u0648\u0627\u0644\u062a\u0623\u062b\u064a\u0631\u0627\u062a. \u0623\u0645\u0627 SCH 40\u060c \u0641\u0647\u0648 \u0623\u0631\u062e\u0635 \u0645\u0646 SCH 80\u060c \u0648\u064a\u0648\u0641\u0631 \u062d\u0644\u0627\u064b \u0627\u0642\u062a\u0635\u0627\u062f\u064a\u064b\u0627 \u0644\u0644\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0623\u063a\u0631\u0627\u0636. \u0623\u0645\u0627 \u0627\u0644\u0623\u0646\u0648\u0627\u0639 DB \u0648EB \u0648A\u060c \u0641\u0647\u064a \u062e\u064a\u0627\u0631\u0627\u062a \u0627\u0642\u062a\u0635\u0627\u062f\u064a\u0629 \u0644\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636.<\/p>\n<p>\u064a\u062c\u0628 \u0627\u0633\u062a\u0634\u0627\u0631\u0629 \u0627\u0644\u0645\u0648\u0631\u062f \u0628\u0634\u0623\u0646 \u0627\u0644\u0623\u0633\u0639\u0627\u0631 \u0627\u0644\u0645\u062d\u062f\u062f\u0629. \u062a\u062c\u062f\u0631 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0625\u0644\u0649 \u0623\u0646\u0647 \u0646\u0638\u0631\u064b\u0627 \u0644\u0627\u062e\u062a\u0644\u0627\u0641 \u0627\u0644\u0623\u0648\u0632\u0627\u0646\u060c \u0642\u062f \u062a\u062e\u062a\u0644\u0641 \u0645\u062f\u0629 \u0648\u062a\u0643\u0644\u0641\u0629 \u0627\u0644\u0646\u0642\u0644 \u0648\u0623\u062c\u0648\u0631 \u0627\u0644\u062a\u0631\u0643\u064a\u0628.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"54_Compliance_and_Regulatory_Standards\"><\/span>5.4 \u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0648\u0627\u0644\u062a\u0646\u0638\u064a\u0645<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u0639\u0646\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u0623\u0646\u0627\u0628\u064a\u0628 PVC\u060c \u0645\u0646 \u0627\u0644\u0636\u0631\u0648\u0631\u064a \u0636\u0645\u0627\u0646 \u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0644\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0630\u0627\u062a \u0627\u0644\u0635\u0644\u0629\u060c \u0645\u062b\u0644 NEC (\u0627\u0644\u0643\u0648\u062f \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a \u0627\u0644\u0648\u0637\u0646\u064a)\u060c \u0627\u0644\u0630\u064a \u064a\u062d\u062f\u062f \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0648\u0627\u062f \u0648\u0645\u0645\u0627\u0631\u0633\u0627\u062a \u0627\u0644\u062a\u0631\u0643\u064a\u0628. \u0628\u0627\u0644\u0625\u0636\u0627\u0641\u0629 \u0625\u0644\u0649 \u0630\u0644\u0643\u060c \u0642\u062f \u062a\u0641\u0631\u0636 \u0642\u0648\u0627\u0646\u064a\u0646 \u0648\u0644\u0648\u0627\u0626\u062d \u0627\u0644\u0628\u0646\u0627\u0621 \u0627\u0644\u0645\u062d\u0644\u064a\u0629 \u0627\u0644\u0635\u0627\u062f\u0631\u0629 \u0639\u0646 \u0648\u0643\u0627\u0644\u0627\u062a \u0645\u062b\u0644 \u0625\u062f\u0627\u0631\u0629 \u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0648\u0627\u0644\u0635\u062d\u0629 \u0627\u0644\u0645\u0647\u0646\u064a\u0629 (OSHA) \u0648\u0648\u0643\u0627\u0644\u0629 \u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0628\u064a\u0626\u0629 (EPA) \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0645\u062d\u062f\u062f\u0629 \u0644\u0644\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0641\u064a \u0627\u0644\u0628\u064a\u0626\u0627\u062a \u0627\u0644\u062e\u0637\u0631\u0629. \u064a\u0636\u0645\u0646 \u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0644\u0647\u0630\u0647 \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0633\u0644\u0627\u0645\u0629 \u0646\u0638\u0627\u0645 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0648\u0623\u062f\u0627\u0626\u0647 \u0648\u0639\u0645\u0631\u0647 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"6_Conclusion\"><\/span>6. \u0627\u0644\u062e\u0627\u062a\u0645\u0629<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0641\u064a \u0627\u0644\u062e\u062a\u0627\u0645\u060c \u0644\u0627 \u064a\u0648\u062c\u062f \u062e\u064a\u0627\u0631 &quot;\u0623\u0641\u0636\u0644&quot; \u0648\u0627\u062d\u062f \u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629. \u064a\u0639\u062a\u0645\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0623\u0646\u0633\u0628 \u0639\u0644\u0649 \u0627\u062d\u062a\u064a\u0627\u062c\u0627\u062a \u0627\u0644\u0645\u0634\u0631\u0648\u0639 \u0627\u0644\u0645\u062d\u062f\u062f\u0629\u060c \u0645\u062b\u0644 \u0628\u064a\u0626\u0629 \u0627\u0644\u062a\u0631\u0643\u064a\u0628\u060c \u0648\u0627\u0644\u0645\u064a\u0632\u0627\u0646\u064a\u0629\u060c \u0648\u0627\u0644\u0627\u0644\u062a\u0632\u0627\u0645 \u0628\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0648\u0627\u0644\u0644\u0648\u0627\u0626\u062d \u0630\u0627\u062a \u0627\u0644\u0635\u0644\u0629. \u0645\u0646 \u0627\u0644\u0636\u0631\u0648\u0631\u064a \u0645\u0631\u0627\u0639\u0627\u0629 \u0639\u0648\u0627\u0645\u0644 \u0645\u062b\u0644 \u0627\u0644\u0642\u0648\u0629 \u0648\u0627\u0644\u0645\u062a\u0627\u0646\u0629\u060c \u0648\u0627\u062d\u062a\u0645\u0627\u0644\u064a\u0629 \u0627\u0644\u062a\u0639\u0631\u0636 \u0644\u0638\u0631\u0648\u0641 \u0642\u0627\u0633\u064a\u0629\u060c \u0644\u0636\u0645\u0627\u0646 \u0623\u0642\u0635\u0649 \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0648\u062a\u0644\u0628\u064a\u0629 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0634\u0631\u0648\u0639.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-10710\" src=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/pvc-conduit-manufacture-Ctube-1024x606.jpg\" alt=\"\u062a\u0635\u0646\u064a\u0639 \u0645\u0648\u0627\u0633\u064a\u0631 PVC - Ctube\" width=\"800\" height=\"473\" srcset=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/pvc-conduit-manufacture-Ctube-1024x606.jpg 1024w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/pvc-conduit-manufacture-Ctube-300x178.jpg 300w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/pvc-conduit-manufacture-Ctube-768x454.jpg 768w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/pvc-conduit-manufacture-Ctube-1536x909.jpg 1536w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/pvc-conduit-manufacture-Ctube-18x12.jpg 18w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/pvc-conduit-manufacture-Ctube-600x355.jpg 600w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2025\/03\/pvc-conduit-manufacture-Ctube.jpg 1920w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"color: #003473;\"><strong><a style=\"color: #003473;\" href=\"https:\/\/www.ctube-gr.com\/ar\/\">\u0633\u064a \u062a\u064a\u0648\u0628<\/a><\/strong><\/span> \u0646\u062d\u0646 \u0645\u0648\u0631\u062f \u0644\u0642\u0646\u0648\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0621\u060c \u0648\u0646\u0642\u062f\u0645 \u0645\u062c\u0645\u0648\u0639\u0629 \u0645\u062a\u0646\u0648\u0639\u0629 \u0645\u0646 \u0642\u0646\u0648\u0627\u062a PVC \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062c\u0648\u062f\u0629\u060c \u0628\u0645\u0627 \u0641\u064a \u0630\u0644\u0643 <a href=\"https:\/\/www.ctube-gr.com\/ar\/%d8%ac%d8%af%d9%88%d9%84-%d8%a3%d9%86%d8%a7%d8%a8%d9%8a%d8%a8-pvc-40-%d8%a3%d9%86%d8%a8%d9%88%d8%a8-%d9%83%d9%87%d8%b1%d8%a8%d8%a7%d8%a6%d9%8a-sch-40-%d9%85%d9%82%d8%a7%d8%b3-1-2-8-%d8%a8%d9%88%d8%b5\/\"><strong><span style=\"color: #003473;\">\u0627\u0644\u062c\u062f\u0648\u0644 \u0627\u0644\u0632\u0645\u0646\u064a 40<\/span><\/strong><\/a>, <a href=\"https:\/\/www.ctube-gr.com\/ar\/%d8%a3%d9%86%d8%a8%d9%88%d8%a8-ctube-%d8%ac%d8%af%d9%88%d9%84-80-%d8%a3%d9%86%d8%a8%d9%88%d8%a8-pvc-sch-80-%d8%a3%d9%86%d8%a8%d9%88%d8%a8-1-2-8-%d8%a8%d9%88%d8%b5%d8%a9-x-10-%d9%82%d8%af%d9%85\/\"><span style=\"color: #003473;\"><strong>\u0627\u0644\u062c\u062f\u0648\u0644 80<\/strong><\/span><\/a>, <a href=\"https:\/\/www.ctube-gr.com\/ar\/%d8%a3%d9%86%d8%a8%d9%88%d8%a8-%d8%aa%d9%88%d8%b5%d9%8a%d9%84-%d9%85%d9%86-%d8%a7%d9%84%d8%a8%d9%84%d8%a7%d8%b3%d8%aa%d9%8a%d9%83-%d9%85%d9%86-%d8%a7%d9%84%d9%86%d9%88%d8%b9-%d8%a7%d9%84%d8%b5%d9%84\/\"><span style=\"color: #003473;\"><strong>\u0646\u0648\u0639 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a<\/strong><\/span><\/a>, <a href=\"https:\/\/www.ctube-gr.com\/ar\/%d8%a3%d9%86%d8%a8%d9%88%d8%a8-%d8%aa%d9%88%d8%b5%d9%8a%d9%84-%d9%83%d9%87%d8%b1%d8%a8%d8%a7%d8%a6%d9%8a-%d9%85%d8%a8%d8%a7%d8%b4%d8%b1-%d9%85%d8%af%d9%81%d9%88%d9%86-%d9%85%d9%86-%d8%a7%d9%84%d9%86\/\"><span style=\"color: #003473;\"><strong>\u0627\u0644\u0646\u0648\u0639 EB<\/strong><\/span><\/a>\u060c \u0648 <a href=\"https:\/\/www.ctube-gr.com\/ar\/%d8%a3%d9%86%d8%a8%d9%88%d8%a8-%d9%83%d9%87%d8%b1%d8%a8%d8%a7%d8%a6%d9%8a-%d8%b5%d9%84%d8%a8-%d9%85%d9%86-%d9%86%d9%88%d8%b9-ctube-%d9%85%d9%86-%d9%85%d8%a7%d8%af%d8%a9-pvc\/\"><span style=\"color: #003473;\"><strong>\u0627\u0644\u0646\u0648\u0639 \u0623<\/strong><\/span><\/a>\u0644\u062a\u0644\u0628\u064a\u0629 \u0627\u062d\u062a\u064a\u0627\u062c\u0627\u062a \u0627\u0644\u0645\u0634\u0627\u0631\u064a\u0639 \u0627\u0644\u0645\u062a\u0646\u0648\u0639\u0629. \u0643\u0645\u0627 \u0646\u0642\u062f\u0645 \u062d\u0644\u0648\u0644\u0627\u064b \u0645\u062a\u062e\u0635\u0635\u0629 \u0645\u062b\u0644<a href=\"https:\/\/www.ctube-gr.com\/ar\/%d8%a3%d9%86%d8%a7%d8%a8%d9%8a%d8%a8-%d9%88%d8%aa%d8%ac%d9%87%d9%8a%d8%b2%d8%a7%d8%aa-%d8%ae%d8%a7%d9%84%d9%8a%d8%a9-%d9%85%d9%86-%d8%a7%d9%84%d9%87%d8%a7%d9%84%d9%88%d8%ac%d9%8a%d9%86-%d9%88%d9%85\/\"> <strong><span style=\"color: #003473;\">LSZH (\u062f\u062e\u0627\u0646 \u0645\u0646\u062e\u0641\u0636 \u0648\u062e\u0627\u0644\u064a \u0645\u0646 \u0627\u0644\u0647\u0627\u0644\u0648\u062c\u064a\u0646)<\/span><\/strong><\/a> \u0642\u0646\u0648\u0627\u062a \u0644\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u062a\u0637\u0644\u0628 \u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0645\u0646 \u0627\u0644\u062d\u0631\u0627\u0626\u0642 \u0648\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649 \u0645\u0646 \u0627\u0644\u0633\u0645\u064a\u0629 \u0641\u064a \u062d\u0627\u0644\u0629 \u0646\u0634\u0648\u0628 \u062d\u0631\u064a\u0642\u060c \u0648 <a href=\"https:\/\/www.ctube-gr.com\/ar\/%d9%85%d9%88%d8%a7%d8%b3%d9%8a%d8%b1-%d9%88%d8%aa%d8%ac%d9%87%d9%8a%d8%b2%d8%a7%d8%aa-%d8%a7%d9%84%d8%b7%d8%a7%d9%82%d8%a9-%d8%a7%d9%84%d8%b4%d9%85%d8%b3%d9%8a%d8%a9-%d8%a7%d9%84%d8%a8%d9%84%d8%a7\/\"><span style=\"color: #003473;\"><strong>\u0623\u0644\u0648\u0627\u062d UPVC \u0627\u0644\u0634\u0645\u0633\u064a\u0629<\/strong> <\/span><\/a>\u0623\u0646\u0628\u0648\u0628 \u0645\u0635\u0645\u0645 \u0644\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0637\u0627\u0642\u0629 \u0627\u0644\u0634\u0645\u0633\u064a\u0629\u060c \u064a\u0648\u0641\u0631 \u0645\u0642\u0627\u0648\u0645\u0629 \u0645\u062d\u0633\u0646\u0629 \u0644\u0644\u0623\u0634\u0639\u0629 \u0641\u0648\u0642 \u0627\u0644\u0628\u0646\u0641\u0633\u062c\u064a\u0629 \u0648\u0645\u062a\u0627\u0646\u0629 \u0644\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0641\u064a \u0627\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u0637\u0644\u0642.<\/p>\n<p>\u062c\u0645\u064a\u0639 \u0645\u0646\u062a\u062c\u0627\u062a\u0646\u0627 \u062a\u062e\u0636\u0639 \u0644\u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u062f\u0642\u064a\u0642\u0629 \u0644\u062a\u0644\u0628\u064a\u0629 \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u062f\u0648\u0644\u064a\u0629\u060c \u0645\u0645\u0627 \u064a\u0636\u0645\u0646 \u0623\u062f\u0627\u0621\u064b \u0645\u0648\u062b\u0648\u0642\u064b\u0627 \u0628\u0647 \u0641\u064a \u0645\u062e\u062a\u0644\u0641 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a. \u0625\u0630\u0627 \u0643\u0646\u062a\u0645 \u0645\u0647\u062a\u0645\u064a\u0646 \u0628\u0645\u0639\u0631\u0641\u0629 \u0627\u0644\u0645\u0632\u064a\u062f \u0639\u0646 \u0645\u0646\u062a\u062c\u0627\u062a\u0646\u0627 \u0623\u0648 \u0627\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u0639\u0631\u0636 \u0633\u0639\u0631\u060c \u0641\u0644\u0627 \u062a\u062a\u0631\u062f\u062f\u0648\u0627 \u0641\u064a \u0627\u0644\u062a\u0648\u0627\u0635\u0644 \u0645\u0639\u0646\u0627! \u0634\u0643\u0631\u064b\u0627 \u0644\u0642\u0631\u0627\u0621\u062a\u0643\u0645\u060c \u0648\u0646\u062a\u0645\u0646\u0649 \u0644\u0643\u0645 \u0627\u0644\u062a\u0648\u0641\u064a\u0642 \u0641\u064a \u0645\u0634\u0627\u0631\u064a\u0639\u0643\u0645.<\/p>","protected":false},"excerpt":{"rendered":"<p>1. Introduction Electrical conduits protect wiring from environmental damage, physical impact, and corrosion. When selecting an electrical conduit, material is often one of the first factors we consider. However, when we&#8217;re choosing between conduits made from the same material, the focus usually shifts to the size and type of the conduit. 1.1 Why Conduit Specifications [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":10781,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_sitemap_exclude":false,"_sitemap_priority":"","_sitemap_frequency":"","_joinchat":[],"footnotes":""},"categories":[351,18,143],"tags":[149,130,278,279,221],"class_list":["post-10703","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-electrical-conduit-systems","category-company-news","category-industry-news","tag-electrical-conduit","tag-pvc-conduit","tag-schedule-40","tag-schedule-80","tag-underground-conduit"],"_links":{"self":[{"href":"https:\/\/www.ctube-gr.com\/ar\/wp-json\/wp\/v2\/posts\/10703","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ctube-gr.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ctube-gr.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ctube-gr.com\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ctube-gr.com\/ar\/wp-json\/wp\/v2\/comments?post=10703"}],"version-history":[{"count":1,"href":"https:\/\/www.ctube-gr.com\/ar\/wp-json\/wp\/v2\/posts\/10703\/revisions"}],"predecessor-version":[{"id":14354,"href":"https:\/\/www.ctube-gr.com\/ar\/wp-json\/wp\/v2\/posts\/10703\/revisions\/14354"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ctube-gr.com\/ar\/wp-json\/wp\/v2\/media\/10781"}],"wp:attachment":[{"href":"https:\/\/www.ctube-gr.com\/ar\/wp-json\/wp\/v2\/media?parent=10703"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ctube-gr.com\/ar\/wp-json\/wp\/v2\/categories?post=10703"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ctube-gr.com\/ar\/wp-json\/wp\/v2\/tags?post=10703"}],"curies":[{"name":"\u0648\u0648\u0631\u062f\u0628\u0631\u064a\u0633","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}