{"id":7645,"date":"2024-06-27T03:39:23","date_gmt":"2024-06-27T03:39:23","guid":{"rendered":"https:\/\/www.ctube-gr.com\/?p=7645"},"modified":"2026-04-24T06:37:51","modified_gmt":"2026-04-24T06:37:51","slug":"so-sanh-ong-dan-db120-va-schedule-40-lua-chon-dung-dan-cho-cong-trinh-lap-dat-cua-ban","status":"publish","type":"post","link":"https:\/\/www.ctube-gr.com\/vi\/news\/db120-conduit-vs-schedule-40-making-the-right-choice-for-your-installation.html","title":{"rendered":"\u1ed0ng d\u1eabn DB120 so v\u1edbi \u1ed1ng d\u1eabn Schedule 40: L\u1ef1a ch\u1ecdn \u0111\u00fang \u0111\u1eafn cho c\u00f4ng tr\u00ecnh l\u1eafp \u0111\u1eb7t c\u1ee7a b\u1ea1n"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">M\u1ee5c l\u1ee5c<\/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=\"\u1ea8n\/Hi\u1ec7n m\u1ee5c l\u1ee5c\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Chuy\u1ec3n \u0111\u1ed5i<\/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\/vi\/news\/db120-conduit-vs-schedule-40-making-the-right-choice-for-your-installation.html\/#1Introduction_to_DB120_Conduit_and_Schedule_40_Conduit\" >1. Gi\u1edbi thi\u1ec7u v\u1ec1 \u1ed1ng d\u1eabn DB120 v\u00e0 \u1ed1ng d\u1eabn Schedule 40<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.ctube-gr.com\/vi\/news\/db120-conduit-vs-schedule-40-making-the-right-choice-for-your-installation.html\/#2_Understanding_DB120_Conduit_Features_and_Applications\" >2. T\u00ecm hi\u1ec3u v\u1ec1 \u1ed1ng d\u1eabn DB120: \u0110\u1eb7c \u0111i\u1ec3m v\u00e0 \u1ee9ng d\u1ee5ng<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.ctube-gr.com\/vi\/news\/db120-conduit-vs-schedule-40-making-the-right-choice-for-your-installation.html\/#21_What_is_DB120_Conduit\" >2.1 \u1ed0ng d\u1eabn DB120 l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.ctube-gr.com\/vi\/news\/db120-conduit-vs-schedule-40-making-the-right-choice-for-your-installation.html\/#22_Material_and_Design_Specifics\" >2.2 Chi ti\u1ebft v\u1ec1 v\u1eadt li\u1ec7u v\u00e0 thi\u1ebft k\u1ebf<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.ctube-gr.com\/vi\/news\/db120-conduit-vs-schedule-40-making-the-right-choice-for-your-installation.html\/#23_Key_Technical_Specifications\" >2.3 Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt ch\u00ednh<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.ctube-gr.com\/vi\/news\/db120-conduit-vs-schedule-40-making-the-right-choice-for-your-installation.html\/#3_Exploring_Schedule_40_Conduit_Benefits_and_Uses\" >3. Kh\u00e1m ph\u00e1 \u1ed1ng d\u1eabn Schedule 40: L\u1ee3i \u00edch v\u00e0 \u1ee9ng d\u1ee5ng<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.ctube-gr.com\/vi\/news\/db120-conduit-vs-schedule-40-making-the-right-choice-for-your-installation.html\/#31_What_is_Schedule_40_Conduit\" >3.1 \u1ed0ng d\u1eabn Schedule 40 l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.ctube-gr.com\/vi\/news\/db120-conduit-vs-schedule-40-making-the-right-choice-for-your-installation.html\/#32_Material_and_Design_Specifics\" >3.2 Chi ti\u1ebft v\u1ec1 v\u1eadt li\u1ec7u v\u00e0 thi\u1ebft k\u1ebf<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.ctube-gr.com\/vi\/news\/db120-conduit-vs-schedule-40-making-the-right-choice-for-your-installation.html\/#33_Key_Technical_Specifications\" >3.3 Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt ch\u00ednh<\/a><\/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\/vi\/news\/db120-conduit-vs-schedule-40-making-the-right-choice-for-your-installation.html\/#4DB120_Conduit_vs_Schedule_40_Conduit_Detailed_Comparison\" >4. So s\u00e1nh chi ti\u1ebft \u1ed1ng d\u1eabn DB120 v\u00e0 \u1ed1ng d\u1eabn Schedule 40<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.ctube-gr.com\/vi\/news\/db120-conduit-vs-schedule-40-making-the-right-choice-for-your-installation.html\/#41_Comparison_of_key_features\" >4.1 So s\u00e1nh c\u00e1c t\u00ednh n\u0103ng ch\u00ednh<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.ctube-gr.com\/vi\/news\/db120-conduit-vs-schedule-40-making-the-right-choice-for-your-installation.html\/#42_Comparison_of_standard_requirements\" >4.2 So s\u00e1nh c\u00e1c y\u00eau c\u1ea7u ti\u00eau chu\u1ea9n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.ctube-gr.com\/vi\/news\/db120-conduit-vs-schedule-40-making-the-right-choice-for-your-installation.html\/#43_Comparison_of_different_application\" >4.3 So s\u00e1nh c\u00e1c \u1ee9ng d\u1ee5ng kh\u00e1c nhau<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.ctube-gr.com\/vi\/news\/db120-conduit-vs-schedule-40-making-the-right-choice-for-your-installation.html\/#5_Conduit_Installation_for_Direct_or_Concrete_buried\" >5. L\u1eafp \u0111\u1eb7t \u1ed1ng d\u1eabn cho ph\u01b0\u01a1ng ph\u00e1p ch\u00f4n tr\u1ef1c ti\u1ebfp ho\u1eb7c ch\u00f4n trong b\u00ea t\u00f4ng<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.ctube-gr.com\/vi\/news\/db120-conduit-vs-schedule-40-making-the-right-choice-for-your-installation.html\/#51_Conduit_Installation_for_Direct_Burial\" >5.1 L\u1eafp \u0111\u1eb7t \u1ed1ng d\u1eabn \u0111i\u1ec7n \u0111\u1ec3 ch\u00f4n tr\u1ef1c ti\u1ebfp<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.ctube-gr.com\/vi\/news\/db120-conduit-vs-schedule-40-making-the-right-choice-for-your-installation.html\/#52_Conduit_Installation_for_Concrete_Encasement\" >5.2 L\u1eafp \u0111\u1eb7t \u1ed1ng d\u1eabn \u0111i\u1ec7n cho l\u1edbp b\u1ecdc b\u00ea t\u00f4ng<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.ctube-gr.com\/vi\/news\/db120-conduit-vs-schedule-40-making-the-right-choice-for-your-installation.html\/#6_Conclusion_Choosing_Between_DB120_Conduit_and_SCH_40_Conduit\" >6. K\u1ebft lu\u1eadn: L\u1ef1a ch\u1ecdn gi\u1eefa \u1ed1ng d\u1eabn DB120 v\u00e0 \u1ed1ng d\u1eabn SCH 40<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"1Introduction_to_DB120_Conduit_and_Schedule_40_Conduit\"><\/span>1. Gi\u1edbi thi\u1ec7u v\u1ec1 <a href=\"https:\/\/www.ctube-gr.com\/vi\/ong-dan-tien-ich-chon-truc-tiep-pvc-cung-ctube-db120\/\">\u1ed0ng d\u1eabn DB120<\/a> V\u00e0 <a href=\"https:\/\/www.ctube-gr.com\/vi\/ong-dan-dien-pvc-ctube-schedule-40-ong-dien-sch-40-kich-thuoc-12-8-inch-x-10-feet-mau-xam\/\">\u1ed0ng d\u1eabn Schedule 40<\/a><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Vi\u1ec7c l\u1ef1a ch\u1ecdn \u1ed1ng d\u1eabn \u0111i\u1ec7n ph\u00f9 h\u1ee3p l\u00e0 v\u00f4 c\u00f9ng quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n, hi\u1ec7u qu\u1ea3 v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a h\u1ec7 th\u1ed1ng \u0111i\u1ec7n. \u1ed0ng d\u1eabn \u0111i\u1ec7n \u0111\u00f3ng vai tr\u00f2 nh\u01b0 l\u1edbp b\u1ea3o v\u1ec7 bao b\u1ecdc d\u00e2y d\u1eabn \u0111i\u1ec7n, gi\u00fap b\u1ea3o v\u1ec7 ch\u00fang kh\u1ecfi h\u01b0 h\u1ea1i v\u1eadt l\u00fd, \u0111\u1ed9 \u1ea9m v\u00e0 c\u00e1c y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng kh\u00e1c. Ch\u00fang \u0111\u00f3ng vai tr\u00f2 thi\u1ebft y\u1ebfu trong c\u1ea3 h\u1ec7 th\u1ed1ng \u0111i\u1ec7n d\u00e2n d\u1ee5ng v\u00e0 th\u01b0\u01a1ng m\u1ea1i, do \u0111\u00f3 vi\u1ec7c l\u1ef1a ch\u1ecdn lo\u1ea1i \u1ed1ng d\u1eabn ph\u00f9 h\u1ee3p l\u00e0 m\u1ed9t quy\u1ebft \u0111\u1ecbnh quan tr\u1ecdng \u0111\u1ed1i v\u1edbi th\u1ee3 \u0111i\u1ec7n, nh\u00e0 th\u1ea7u v\u00e0 c\u1ea3 nh\u1eefng ng\u01b0\u1eddi t\u1ef1 l\u1eafp \u0111\u1eb7t.<\/p>\n<p>Trong s\u1ed1 c\u00e1c lo\u1ea1i \u1ed1ng d\u1eabn \u0111i\u1ec7n hi\u1ec7n c\u00f3, DB120 v\u00e0 Schedule 40 (Sch 40) l\u00e0 hai l\u1ef1a ch\u1ecdn r\u1ea5t ph\u1ed5 bi\u1ebfn, m\u1ed7i lo\u1ea1i c\u00f3 \u0111\u1eb7c \u0111i\u1ec3m v\u00e0 \u1ee9ng d\u1ee5ng ri\u00eang bi\u1ec7t. \u1ed0ng d\u1eabn DB120, n\u1ed5i ti\u1ebfng v\u1edbi tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9 v\u00e0 t\u00ednh linh ho\u1ea1t, th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng cho c\u00e1c m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng c\u1ee5 th\u1ec3, trong khi Schedule 40, \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi \u0111\u1ed9 b\u1ec1n v\u00e0 t\u00ednh \u0111a d\u1ee5ng, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau. Hi\u1ec3u \u0111\u01b0\u1ee3c s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa hai lo\u1ea1i \u1ed1ng d\u1eabn n\u00e0y l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 l\u1ef1a ch\u1ecdn lo\u1ea1i ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi y\u00eau c\u1ea7u c\u1ee7a d\u1ef1 \u00e1n.<\/p>\n<p>M\u1ee5c \u0111\u00edch ch\u00ednh c\u1ee7a b\u00e0i vi\u1ebft n\u00e0y l\u00e0 cung c\u1ea5p s\u1ef1 so s\u00e1nh to\u00e0n di\u1ec7n gi\u1eefa \u1ed1ng d\u1eabn DB120 v\u00e0 Schedule 40. B\u1eb1ng c\u00e1ch \u0111i s\u00e2u v\u00e0o c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt, l\u1ee3i \u00edch v\u00e0 \u1ee9ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh c\u1ee7a ch\u00fang, ch\u00fang t\u00f4i mong mu\u1ed1n trang b\u1ecb cho b\u1ea1n ki\u1ebfn th\u1ee9c c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t v\u1ec1 vi\u1ec7c l\u1ef1a ch\u1ecdn \u1ed1ng d\u1eabn. Cho d\u00f9 b\u1ea1n l\u00e0 m\u1ed9t th\u1ee3 \u0111i\u1ec7n \u0111ang th\u1ef1c hi\u1ec7n m\u1ed9t c\u00f4ng tr\u00ecnh l\u1eafp \u0111\u1eb7t th\u01b0\u01a1ng m\u1ea1i ph\u1ee9c t\u1ea1p hay m\u1ed9t ch\u1ee7 nh\u00e0 \u0111ang b\u1eaft tay v\u00e0o m\u1ed9t d\u1ef1 \u00e1n t\u1ef1 l\u00e0m, h\u01b0\u1edbng d\u1eabn n\u00e0y s\u1ebd gi\u00fap b\u1ea1n hi\u1ec3u \u0111\u01b0\u1ee3c \u0111i\u1ec3m m\u1ea1nh v\u00e0 h\u1ea1n ch\u1ebf c\u1ee7a t\u1eebng lo\u1ea1i \u1ed1ng d\u1eabn.<\/p>\n<p>Ch\u00fang t\u00f4i s\u1ebd xem x\u00e9t c\u00e1c kh\u00eda c\u1ea1nh quan tr\u1ecdng nh\u01b0 th\u00e0nh ph\u1ea7n v\u1eadt li\u1ec7u, \u0111\u1ed9 b\u1ec1n, chi ph\u00ed v\u00e0 \u0111\u1ed9 d\u1ec5 l\u1eafp \u0111\u1eb7t. Ngo\u00e0i ra, ch\u00fang t\u00f4i s\u1ebd n\u00eau b\u1eadt c\u00e1c tr\u01b0\u1eddng h\u1ee3p c\u1ee5 th\u1ec3 m\u00e0 m\u1ed9t lo\u1ea1i \u1ed1ng d\u1eabn c\u00f3 th\u1ec3 c\u00f3 \u01b0u \u0111i\u1ec3m h\u01a1n lo\u1ea1i kh\u00e1c. M\u1ee5c ti\u00eau c\u1ee7a ch\u00fang t\u00f4i l\u00e0 tr\u00ecnh b\u00e0y m\u1ed9t ph\u00e2n t\u00edch c\u00e2n b\u1eb1ng v\u00e0 to\u00e0n di\u1ec7n, xem x\u00e9t c\u1ea3 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u00e0 c\u00e1c y\u1ebfu t\u1ed1 th\u1ef1c ti\u1ec5n.<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone wp-image-7653\" src=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/DB120-duct-conduit.jpg\" alt=\"\u1ed0ng d\u1eabn DB120\" width=\"800\" height=\"800\" srcset=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/DB120-duct-conduit.jpg 1000w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/DB120-duct-conduit-300x300.jpg 300w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/DB120-duct-conduit-150x150.jpg 150w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/DB120-duct-conduit-768x768.jpg 768w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/DB120-duct-conduit-600x600.jpg 600w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/DB120-duct-conduit-100x100.jpg 100w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"2_Understanding_DB120_Conduit_Features_and_Applications\"><\/span>2. T\u00ecm hi\u1ec3u v\u1ec1 \u1ed1ng d\u1eabn DB120: \u0110\u1eb7c \u0111i\u1ec3m v\u00e0 \u1ee9ng d\u1ee5ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"21_What_is_DB120_Conduit\"><\/span>2.1 \u1ed0ng d\u1eabn DB120 l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u1ed0ng d\u1eabn DB120 l\u00e0 m\u1ed9t lo\u1ea1i \u1ed1ng d\u1eabn polyvinyl clorua (PVC) \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t cho c\u00e1c \u1ee9ng d\u1ee5ng ch\u00f4n ng\u1ea7m v\u00e0 ch\u00f4n tr\u1ef1c ti\u1ebfp. Ch\u1eef \u201cDB\u201d vi\u1ebft t\u1eaft c\u1ee7a \u201cDirect Burial\u201d (ch\u00f4n tr\u1ef1c ti\u1ebfp), v\u00e0 \u201c120\u201d ch\u1ec9 \u0111\u1ed9 d\u00e0y th\u00e0nh \u1ed1ng c\u1ee5 th\u1ec3. Lo\u1ea1i \u1ed1ng d\u1eabn n\u00e0y n\u1ed5i ti\u1ebfng v\u1edbi \u0111\u1eb7c t\u00ednh nh\u1eb9 v\u00e0 linh ho\u1ea1t, gi\u00fap d\u1ec5 d\u00e0ng x\u1eed l\u00fd v\u00e0 l\u1eafp \u0111\u1eb7t h\u01a1n so v\u1edbi c\u00e1c lo\u1ea1i \u1ed1ng d\u1eabn ch\u1ecbu t\u1ea3i n\u1eb7ng kh\u00e1c.<\/p>\n<p>Theo ti\u00eau chu\u1ea9n NEMA TC 6 &amp; 8<\/p>\n<p>\u1ed0ng PVC \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh trong Ti\u00eau chu\u1ea9n n\u00e0y d\u00f9ng \u0111\u1ec3 l\u1eafp \u0111\u1eb7t ng\u1ea7m cho d\u00e2y d\u1eabn v\u00e0 c\u00e1p \u0111i\u1ec7n, th\u00f4ng tin li\u00ean l\u1ea1c:<\/p>\n<p>Lo\u1ea1i EB-20 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ch\u00f4n trong l\u1edbp b\u00ea t\u00f4ng.<\/p>\n<p>Lo\u1ea1i EB-35 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ch\u00f4n trong l\u1edbp b\u00ea t\u00f4ng.<\/p>\n<p>Lo\u1ea1i DB-60 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ch\u00f4n tr\u1ef1c ti\u1ebfp m\u00e0 kh\u00f4ng c\u1ea7n b\u1ecdc b\u00ea t\u00f4ng.<\/p>\n<p>Lo\u1ea1i DB-100 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ch\u00f4n tr\u1ef1c ti\u1ebfp m\u00e0 kh\u00f4ng c\u1ea7n b\u1ecdc b\u00ea t\u00f4ng.<\/p>\n<p>Lo\u1ea1i DB-120 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ch\u00f4n tr\u1ef1c ti\u1ebfp m\u00e0 kh\u00f4ng c\u1ea7n b\u1ecdc b\u00ea t\u00f4ng.<\/p>\n<p>C\u00e1c s\u1ea3n ph\u1ea9m lo\u1ea1i DB c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c \u1ee9ng d\u1ee5ng b\u1ecdc b\u00ea t\u00f4ng n\u1ebfu c\u00f3 ch\u1ec9 \u0111\u1ecbnh.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"22_Material_and_Design_Specifics\"><\/span>2.2 Chi ti\u1ebft v\u1ec1 v\u1eadt li\u1ec7u v\u00e0 thi\u1ebft k\u1ebf<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u2013 V\u1eadt li\u1ec7u: \u1ed0ng d\u1eabn DB120 \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb polyvinyl clorua (PVC) ch\u1ea5t l\u01b0\u1ee3ng cao, m\u1ed9t lo\u1ea1i v\u1eadt li\u1ec7u nh\u1ef1a nhi\u1ec7t d\u1ebbo b\u1ec1n v\u00e0 \u0111a n\u0103ng. PVC \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn v\u00ec c\u00e1c \u0111\u1eb7c t\u00ednh tuy\u1ec7t v\u1eddi c\u1ee7a n\u00f3, bao g\u1ed3m kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu cao v\u1edbi h\u00f3a ch\u1ea5t, \u0111\u1ed9 \u1ea9m v\u00e0 \u0103n m\u00f2n. Kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng \u1ed1ng d\u1eabn c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t d\u01b0\u1edbi l\u00f2ng \u0111\u1ea5t, b\u1ea3o v\u1ec7 c\u00e1c d\u00e2y c\u00e1p b\u00ean trong kh\u1ecfi c\u00e1c d\u1ea1ng h\u01b0 h\u1ecfng kh\u00e1c nhau.<\/p>\n<p>\u2013 Thi\u1ebft k\u1ebf: \u1ed0ng d\u1eabn c\u00f3 b\u1ec1 m\u1eb7t b\u00ean trong nh\u1eb5n m\u1ecbn gi\u00fap gi\u1ea3m thi\u1ec3u ma s\u00e1t, cho ph\u00e9p d\u1ec5 d\u00e0ng k\u00e9o d\u00e2y qua c\u00e1c \u0111o\u1ea1n d\u00e0i. B\u1ec1 m\u1eb7t b\u00ean trong nh\u1eb5n m\u1ecbn n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 ng\u0103n ng\u1eeba h\u01b0 h\u1ecfng c\u00e1p trong qu\u00e1 tr\u00ecnh l\u1eafp \u0111\u1eb7t, gi\u1ea3m kh\u1ea3 n\u0103ng b\u1ecb v\u01b0\u1edbng ho\u1eb7c tr\u1ea7y x\u01b0\u1edbc. Ngo\u00e0i ra, \u1ed1ng d\u1eabn DB120 th\u01b0\u1eddng c\u00f3 \u0111\u1ea7u loe, cho ph\u00e9p d\u1ec5 d\u00e0ng n\u1ed1i c\u00e1c \u0111o\u1ea1n \u1ed1ng d\u1eabn v\u1edbi nhau m\u00e0 kh\u00f4ng c\u1ea7n th\u00eam kh\u1edbp n\u1ed1i. Thi\u1ebft k\u1ebf n\u00e0y \u0111\u01a1n gi\u1ea3n h\u00f3a qu\u00e1 tr\u00ecnh l\u1eafp \u0111\u1eb7t, t\u1ea1o ra s\u1ef1 kh\u1edbp n\u1ed1i ch\u1eafc ch\u1eafn v\u00e0 k\u00edn gi\u1eefa c\u00e1c \u0111o\u1ea1n, gi\u1ea3m th\u1eddi gian v\u00e0 chi ph\u00ed l\u1eafp \u0111\u1eb7t.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"23_Key_Technical_Specifications\"><\/span>2.3 Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt ch\u00ednh<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u2013 Ch\u1ee9ng nh\u1eadn ch\u1ea5t l\u01b0\u1ee3ng: \u1ed0ng d\u1eabn ti\u1ec7n \u00edch PVC DB120 tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n NEMA TC6&amp;8, ASTM F-512.<\/p>\n<p>\u2013 \u0110\u1ed9 d\u00e0y th\u00e0nh \u1ed1ng: Kho\u1ea3ng 0,06-0,2 inch, m\u1ecfng v\u00e0 nh\u1eb9 h\u01a1n \u1ed1ng d\u1eabn Schedule 40.<\/p>\n<p>\u2013 Kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp: V\u1edbi \u0111\u1ed9 b\u1ec1n k\u00e9o 4.000 psi, db120 c\u00f3 kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i v\u01b0\u1ee3t tr\u1ed9i, l\u00fd t\u01b0\u1edfng cho c\u00e1c c\u00f4ng tr\u00ecnh c\u1ea7n \u0111\u1ed9 b\u1ec1n cao. \u0110\u1ed9 b\u1ec1n n\u00e0y \u0111\u1ea3m b\u1ea3o n\u00f3 c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c \u00e1p l\u1ef1c v\u00e0 l\u1ef1c \u0111\u00e1ng k\u1ec3 m\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u00ednh to\u00e0n v\u1eb9n c\u1ea5u tr\u00fac.<\/p>\n<p>\u2013 Chuy\u00ean d\u1ee5ng: \u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 s\u1eed d\u1ee5ng d\u01b0\u1edbi l\u00f2ng \u0111\u1ea5t, ch\u00f4n tr\u1ef1c ti\u1ebfp d\u01b0\u1edbi \u0111\u1ea5t.<\/p>\n<p>\u2013 Chi\u1ec1u d\u00e0i v\u00e0 k\u00edch th\u01b0\u1edbc: C\u00f3 s\u1eb5n c\u00e1c chi\u1ec1u d\u00e0i ti\u00eau chu\u1ea9n, th\u01b0\u1eddng l\u00e0 c\u00e1c \u0111o\u1ea1n d\u00e0i 3 m\u00e9t ho\u1eb7c 6 m\u00e9t, v\u1edbi \u0111\u01b0\u1eddng k\u00ednh t\u1eeb 1\/2 inch \u0111\u1ebfn 6 inch. S\u1ef1 \u0111a d\u1ea1ng n\u00e0y cho ph\u00e9p linh ho\u1ea1t \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u l\u1eafp \u0111\u1eb7t kh\u00e1c nhau.<\/p>\n<p><img decoding=\"async\" class=\"alignnone wp-image-7655\" src=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/schedule-40-pvc-conduit-pipe.jpg\" alt=\"\u1ed1ng d\u1eabn PVC Schedule 40\" width=\"800\" height=\"800\" srcset=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/schedule-40-pvc-conduit-pipe.jpg 1000w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/schedule-40-pvc-conduit-pipe-300x300.jpg 300w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/schedule-40-pvc-conduit-pipe-150x150.jpg 150w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/schedule-40-pvc-conduit-pipe-768x768.jpg 768w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/schedule-40-pvc-conduit-pipe-600x600.jpg 600w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/schedule-40-pvc-conduit-pipe-100x100.jpg 100w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"3_Exploring_Schedule_40_Conduit_Benefits_and_Uses\"><\/span>3. Kh\u00e1m ph\u00e1 \u1ed1ng d\u1eabn Schedule 40: L\u1ee3i \u00edch v\u00e0 \u1ee9ng d\u1ee5ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"31_What_is_Schedule_40_Conduit\"><\/span>3.1 \u1ed0ng d\u1eabn Schedule 40 l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u1ed0ng d\u1eabn \u0111i\u1ec7n Schedule 40 l\u00e0 m\u1ed9t lo\u1ea1i \u1ed1ng d\u1eabn polyvinyl clorua (PVC) \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c h\u1ec7 th\u1ed1ng \u0111i\u1ec7n. Thu\u1eadt ng\u1eef \u201cSchedule 40\u201d \u0111\u1ec1 c\u1eadp \u0111\u1ebfn m\u1ed9t h\u1ec7 th\u1ed1ng ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 quy \u0111\u1ecbnh \u0111\u1ed9 d\u00e0y th\u00e0nh \u1ed1ng. N\u00f3 n\u1ed5i ti\u1ebfng v\u1ec1 \u0111\u1ed9 b\u1ec1n v\u00e0 t\u00ednh linh ho\u1ea1t, l\u00e0m cho n\u00f3 ph\u00f9 h\u1ee3p v\u1edbi nhi\u1ec1u \u1ee9ng d\u1ee5ng trong c\u1ea3 m\u00f4i tr\u01b0\u1eddng d\u00e2n d\u1ee5ng v\u00e0 th\u01b0\u01a1ng m\u1ea1i.<\/p>\n<p>B\u1ea3ng th\u00f4ng s\u1ed1 \u1ed1ng d\u1eabn l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u1ed9 d\u00e0y th\u00e0nh \u1ed1ng. \u0110\u00e2y l\u00e0 m\u1ed9t kh\u00eda c\u1ea1nh thi\u1ebft y\u1ebfu trong thi\u1ebft k\u1ebf v\u00e0 l\u1ef1a ch\u1ecdn \u1ed1ng d\u1eabn, cung c\u1ea5p c\u00e1ch th\u1ee9c \u0111\u1ec3 truy\u1ec1n \u0111\u1ea1t ch\u00ednh x\u00e1c \u0111\u1ed9 d\u00e0y th\u00e0nh \u1ed1ng d\u1ef1a tr\u00ean k\u00edch th\u01b0\u1edbc danh ngh\u0129a v\u00e0 \u1ee9ng d\u1ee5ng d\u1ef1 \u0111\u1ecbnh c\u1ee7a n\u00f3.<\/p>\n<p>M\u00e3 s\u1ed1 ti\u00eau chu\u1ea9n \u2013 \u0111\u01b0\u1ee3c k\u00fd hi\u1ec7u l\u00e0 \u201csch\u201d theo sau l\u00e0 m\u1ed9t gi\u00e1 tr\u1ecb s\u1ed1 nh\u01b0 40 ho\u1eb7c 80 \u2013 cho bi\u1ebft \u0111\u1ed9 d\u00e0y th\u00e0nh \u1ed1ng d\u1eabn. M\u00e3 s\u1ed1 ti\u00eau chu\u1ea9n c\u00e0ng th\u1ea5p th\u00ec th\u00e0nh \u1ed1ng c\u00e0ng m\u1ecfng, trong khi m\u00e3 s\u1ed1 ti\u00eau chu\u1ea9n c\u00e0ng cao th\u00ec th\u00e0nh \u1ed1ng c\u00e0ng d\u00e0y. V\u00ed d\u1ee5, \u1ed1ng d\u1eabn ti\u00eau chu\u1ea9n 40 s\u1ebd c\u00f3 th\u00e0nh d\u00e0y h\u01a1n so v\u1edbi \u1ed1ng d\u1eabn ti\u00eau chu\u1ea9n 80 c\u00f3 c\u00f9ng k\u00edch th\u01b0\u1edbc danh ngh\u0129a.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"32_Material_and_Design_Specifics\"><\/span>3.2 Chi ti\u1ebft v\u1ec1 v\u1eadt li\u1ec7u v\u00e0 thi\u1ebft k\u1ebf<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>V\u1eadt li\u1ec7u: \u1ed0ng d\u1eabn Schedule 40 \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb polyvinyl clorua (PVC) ch\u1ea5t l\u01b0\u1ee3ng cao, m\u1ed9t lo\u1ea1i v\u1eadt li\u1ec7u nhi\u1ec7t d\u1ebbo c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u1ea9m, h\u00f3a ch\u1ea5t v\u00e0 \u0103n m\u00f2n tuy\u1ec7t v\u1eddi. \u0110\u1ed9 b\u1ec1n c\u1ee7a PVC \u0111\u1ea3m b\u1ea3o b\u1ea3o v\u1ec7 l\u00e2u d\u00e0i cho c\u00e1c d\u00e2y c\u00e1p \u0111i\u1ec7n kh\u1ecfi c\u00e1c t\u00e1c \u0111\u1ed9ng c\u1ee7a m\u00f4i tr\u01b0\u1eddng.<\/p>\n<p>Thi\u1ebft k\u1ebf: \u1ed0ng d\u1eabn c\u00f3 b\u1ec1 m\u1eb7t b\u00ean trong nh\u1eb5n m\u1ecbn, gi\u00fap gi\u1ea3m thi\u1ec3u ma s\u00e1t v\u00e0 t\u1ea1o \u0111i\u1ec1u ki\u1ec7n thu\u1eadn l\u1ee3i cho vi\u1ec7c lu\u1ed3n d\u00e2y \u0111i\u1ec7n d\u1ec5 d\u00e0ng qua c\u00e1c \u0111o\u1ea1n d\u00e0i. \u0110\u1ed9 nh\u1eb5n m\u1ecbn n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 b\u1ea3o v\u1ec7 t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a c\u00e1p \u0111i\u1ec7n trong qu\u00e1 tr\u00ecnh l\u1eafp \u0111\u1eb7t. \u1ed0ng d\u1eabn Schedule 40 th\u01b0\u1eddng c\u00f3 c\u00e1c \u0111o\u1ea1n ti\u00eau chu\u1ea9n d\u00e0i 3 m\u00e9t ho\u1eb7c 6 m\u00e9t, v\u1edbi c\u00e1c \u0111\u1ea7u c\u00f3 th\u1ec3 tr\u01a1n ho\u1eb7c h\u00ecnh chu\u00f4ng \u0111\u1ec3 d\u1ec5 d\u00e0ng k\u1ebft n\u1ed1i. \u1ed0ng d\u1eabn c\u00f3 nhi\u1ec1u \u0111\u01b0\u1eddng k\u00ednh kh\u00e1c nhau, cho ph\u00e9p n\u00f3 ph\u00f9 h\u1ee3p v\u1edbi nhi\u1ec1u k\u00edch c\u1ee1 c\u00e1p \u0111i\u1ec7n kh\u00e1c nhau.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"33_Key_Technical_Specifications\"><\/span>3.3 Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt ch\u00ednh<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u2013 \u1ed0ng d\u1eabn PVC Schedule 40 \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n do UL651 v\u00e0 NEMA TC-2 \u0111\u1eb7t ra. S\u1ea3n ph\u1ea9m c\u0169ng tu\u00e2n th\u1ee7 c\u00e1c quy \u0111\u1ecbnh c\u1ee7a CSA, ETL v\u00e0 ASTM.<br \/>\n\u0110\u1ed9 d\u00e0y th\u00e0nh \u1ed1ng: \u1ed0ng d\u1eabn \u0111i\u1ec7n Schedule 40 c\u00f3 \u0111\u1ed9 d\u00e0y th\u00e0nh \u1ed1ng kho\u1ea3ng 0,109-0,322 inch. \u0110\u1ed9 d\u00e0y t\u0103ng theo \u0111\u01b0\u1eddng k\u00ednh \u0111\u1ec3 duy tr\u00ec \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 ch\u1eafc ch\u1eafn.<\/p>\n<p>\u2013 Kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp: V\u1edbi \u0111\u1ed9 b\u1ec1n k\u00e9o 5.000 psi, SCH 40 mang l\u1ea1i kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i v\u01b0\u1ee3t tr\u1ed9i, l\u00fd t\u01b0\u1edfng cho c\u00e1c c\u00f4ng tr\u00ecnh c\u1ea7n \u0111\u1ed9 b\u1ec1n cao. \u0110\u1ed9 b\u1ec1n n\u00e0y \u0111\u1ea3m b\u1ea3o n\u00f3 c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c \u00e1p l\u1ef1c v\u00e0 l\u1ef1c \u0111\u00e1ng k\u1ec3 m\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u00ednh to\u00e0n v\u1eb9n c\u1ea5u tr\u00fac.<\/p>\n<p>\u2013 Ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9: Th\u00edch h\u1ee3p s\u1eed d\u1ee5ng trong ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 r\u1ed9ng, th\u00f4ng th\u01b0\u1eddng t\u1eeb -4\u00b0F \u0111\u1ebfn 140\u00b0F (-20\u00b0C \u0111\u1ebfn 60\u00b0C), \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t \u0111\u00e1ng tin c\u1eady trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n kh\u00ed h\u1eadu kh\u00e1c nhau.<\/p>\n<p>\u2013 Kh\u1ea3 n\u0103ng ch\u1ed1ng tia UV: M\u1ed9t s\u1ed1 lo\u1ea1i \u1ed1ng d\u1eabn Schedule 40 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng tia UV, th\u00edch h\u1ee3p cho vi\u1ec7c l\u1eafp \u0111\u1eb7t ngo\u00e0i tr\u1eddi tr\u00ean m\u1eb7t \u0111\u1ea5t, n\u01a1i th\u01b0\u1eddng xuy\u00ean ti\u1ebfp x\u00fac v\u1edbi \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi.<\/p>\n<p>\u2013 Chi\u1ec1u d\u00e0i v\u00e0 k\u00edch th\u01b0\u1edbc: C\u00f3 s\u1eb5n c\u00e1c chi\u1ec1u d\u00e0i ti\u00eau chu\u1ea9n, th\u01b0\u1eddng l\u00e0 c\u00e1c \u0111o\u1ea1n d\u00e0i 3 m\u00e9t ho\u1eb7c 6 m\u00e9t, v\u1edbi \u0111\u01b0\u1eddng k\u00ednh t\u1eeb 1\/2 inch \u0111\u1ebfn 8 inch. S\u1ef1 \u0111a d\u1ea1ng n\u00e0y mang l\u1ea1i t\u00ednh linh ho\u1ea1t \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u l\u1eafp \u0111\u1eb7t kh\u00e1c nhau.<\/p>\n<p><img decoding=\"async\" class=\"alignnone wp-image-7654\" src=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/sch-40-and-DB120-1024x553.jpg\" alt=\"sch 40 v\u00e0 DB120\" width=\"800\" height=\"432\" srcset=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/sch-40-and-DB120-1024x553.jpg 1024w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/sch-40-and-DB120-300x162.jpg 300w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/sch-40-and-DB120-768x415.jpg 768w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/sch-40-and-DB120-1536x830.jpg 1536w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/sch-40-and-DB120-2048x1106.jpg 2048w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/sch-40-and-DB120-600x324.jpg 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"4DB120_Conduit_vs_Schedule_40_Conduit_Detailed_Comparison\"><\/span>4. So s\u00e1nh chi ti\u1ebft \u1ed1ng d\u1eabn DB120 v\u00e0 \u1ed1ng d\u1eabn Schedule 40<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"41_Comparison_of_key_features\"><\/span>4.1 So s\u00e1nh c\u00e1c t\u00ednh n\u0103ng ch\u00ednh<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>1. \u0110\u1ed9 d\u00e0y v\u00e0 tr\u1ecdng l\u01b0\u1ee3ng th\u00e0nh t\u01b0\u1eddng<\/p>\n<p>\u2013 \u1ed0ng d\u1eabn SCH 40 c\u00f3 th\u00e0nh d\u00e0y h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi \u1ed1ng d\u1eabn DB120 \u1edf t\u1ea5t c\u1ea3 c\u00e1c k\u00edch c\u1ee1. S\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 \u0111\u1ed9 d\u00e0y th\u00e0nh dao \u0111\u1ed9ng t\u1eeb 0,036 inch \u0111\u1ebfn 0,098 inch, t\u00f9y thu\u1ed9c v\u00e0o k\u00edch th\u01b0\u1edbc.<\/p>\n<p>\u2013 \u1ed0ng d\u1eabn SCH 40 n\u1eb7ng h\u01a1n do th\u00e0nh d\u00e0y h\u01a1n, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 khi\u1ebfn vi\u1ec7c x\u1eed l\u00fd v\u00e0 l\u1eafp \u0111\u1eb7t kh\u00f3 kh\u0103n h\u01a1n so v\u1edbi \u1ed1ng d\u1eabn DB120.<\/p>\n<p>2. \u0110\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu l\u1ef1c<\/p>\n<p>\u2013 \u1ed0ng d\u1eabn SCH 40: Nh\u1edd th\u00e0nh \u1ed1ng d\u00e0y h\u01a1n, \u1ed1ng d\u1eabn SCH 40 ch\u1eafc ch\u1eafn v\u00e0 b\u1ec1n h\u01a1n. Ch\u00fang c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c \u00e1p su\u1ea5t v\u00e0 \u1ee9ng su\u1ea5t c\u01a1 h\u1ecdc cao h\u01a1n so v\u1edbi \u1ed1ng d\u1eabn DB120.<\/p>\n<p>\u2013 \u1ed0ng d\u1eabn DB120: Lo\u1ea1i \u1ed1ng d\u1eabn n\u00e0y k\u00e9m b\u1ec1n v\u00e0 ch\u1eafc ch\u1eafn h\u01a1n do th\u00e0nh \u1ed1ng m\u1ecfng h\u01a1n, n\u00ean kh\u00f4ng ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng ch\u1ecbu \u00e1p su\u1ea5t v\u00e0 t\u1ea3i tr\u1ecdng cao.<\/p>\n<p>3. C\u00e2n nh\u1eafc v\u1ec1 chi ph\u00ed<\/p>\n<p>\u1ed0ng d\u1eabn SCH 40<\/p>\n<p>\u2013 Chi ph\u00ed v\u1eadt li\u1ec7u: Chi ph\u00ed v\u1eadt li\u1ec7u cao h\u01a1n do t\u01b0\u1eddng d\u00e0y h\u01a1n v\u00e0 k\u1ebft c\u1ea5u ch\u1eafc ch\u1eafn h\u01a1n.<\/p>\n<p>\u2013 Chi ph\u00ed l\u1eafp \u0111\u1eb7t: Vi\u1ec7c l\u1eafp \u0111\u1eb7t c\u00f3 th\u1ec3 t\u1ed1n nhi\u1ec1u nh\u00e2n c\u00f4ng h\u01a1n do tr\u1ecdng l\u01b0\u1ee3ng v\u00e0 \u0111\u1ed9 c\u1ee9ng c\u1ee7a \u1ed1ng d\u1eabn, d\u1eabn \u0111\u1ebfn t\u0103ng chi ph\u00ed nh\u00e2n c\u00f4ng.<\/p>\n<p>\u2013 Gi\u00e1 tr\u1ecb l\u00e2u d\u00e0i: Chi ph\u00ed ban \u0111\u1ea7u cao h\u01a1n \u0111\u01b0\u1ee3c b\u00f9 \u0111\u1eafp b\u1eb1ng \u0111\u1ed9 b\u1ec1n cao h\u01a1n v\u00e0 tu\u1ed5i th\u1ecd d\u00e0i h\u01a1n, gi\u1ea3m nhu c\u1ea7u thay th\u1ebf v\u00e0 s\u1eeda ch\u1eefa.<\/p>\n<p>\u1ed0ng d\u1eabn DB120<\/p>\n<p>\u2013 Chi ph\u00ed v\u1eadt li\u1ec7u: Chi ph\u00ed v\u1eadt li\u1ec7u th\u1ea5p h\u01a1n do t\u01b0\u1eddng m\u1ecfng h\u01a1n v\u00e0 k\u1ebft c\u1ea5u nh\u1eb9 h\u01a1n.<\/p>\n<p>\u2013 Chi ph\u00ed l\u1eafp \u0111\u1eb7t: D\u1ec5 d\u00e0ng v\u00e0 nhanh ch\u00f3ng h\u01a1n khi l\u1eafp \u0111\u1eb7t nh\u1edd tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9 h\u01a1n, gi\u00fap gi\u1ea3m chi ph\u00ed nh\u00e2n c\u00f4ng v\u00e0 th\u1eddi gian l\u1eafp \u0111\u1eb7t.<\/p>\n<p>\u2013 Gi\u00e1 tr\u1ecb l\u00e2u d\u00e0i: M\u1eb7c d\u00f9 ban \u0111\u1ea7u c\u00f3 gi\u00e1 th\u00e0nh th\u1ea5p h\u01a1n, nh\u01b0ng ch\u00fang c\u00f3 th\u1ec3 kh\u00f4ng mang l\u1ea1i \u0111\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 l\u00e2u d\u00e0i nh\u01b0 \u1ed1ng d\u1eabn SCH 40, c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn chi ph\u00ed b\u1ea3o tr\u00ec cao h\u01a1n theo th\u1eddi gian.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"42_Comparison_of_standard_requirements\"><\/span>4.2 So s\u00e1nh c\u00e1c y\u00eau c\u1ea7u ti\u00eau chu\u1ea9n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7663\" src=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/ASTM.jpg\" alt=\"ASTM\" width=\"350\" height=\"337\" srcset=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/ASTM.jpg 900w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/ASTM-300x289.jpg 300w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/ASTM-768x740.jpg 768w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/ASTM-600x578.jpg 600w\" sizes=\"(max-width: 350px) 100vw, 350px\" \/><\/p>\n<p>4.2.1 Tu\u00e2n th\u1ee7 c\u00e1c nh\u00e3n th\u00f4ng d\u1ee5ng<\/p>\n<p>ASTM F512: Ti\u00eau chu\u1ea9n n\u00e0y quy \u0111\u1ecbnh v\u1ec1 \u1ed1ng d\u1eabn polyvinyl clorua (PVC) th\u00e0nh tr\u01a1n d\u00f9ng trong c\u00e1c \u1ee9ng d\u1ee5ng \u0111i\u1ec7n. C\u1ea3 \u1ed1ng d\u1eabn DB-120 v\u00e0 Schedule 40 \u0111\u1ec1u thu\u1ed9c ph\u1ea1m vi ti\u00eau chu\u1ea9n n\u00e0y, cung c\u1ea5p h\u01b0\u1edbng d\u1eabn v\u1ec1 k\u00edch th\u01b0\u1edbc v\u00e0 \u0111\u1eb7c t\u00ednh v\u1eadt li\u1ec7u.<\/p>\n<p>ASTM D1784: Ti\u00eau chu\u1ea9n n\u00e0y quy \u0111\u1ecbnh v\u1ec1 \u1ed1ng nh\u1ef1a PVC (lo\u1ea1i Schedule 40, 80 v\u00e0 120) d\u00f9ng cho c\u00e1c \u1ee9ng d\u1ee5ng ch\u1ecbu \u00e1p l\u1ef1c. M\u1eb7c d\u00f9 ch\u1ee7 y\u1ebfu \u0111\u1ec1 c\u1eadp \u0111\u1ebfn \u0111\u1ecbnh m\u1ee9c \u00e1p su\u1ea5t, ti\u00eau chu\u1ea9n n\u00e0y c\u0169ng bao g\u1ed3m c\u00e1c k\u00edch th\u01b0\u1edbc v\u00e0 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng cho c\u00e1c \u1ed1ng d\u1eabn d\u00f9ng cho m\u1ee5c \u0111\u00edch \u0111i\u1ec7n, bao g\u1ed3m c\u1ea3 lo\u1ea1i Schedule 40.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-7664\" src=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/NEMA.jpg\" alt=\"NEMA\" width=\"400\" height=\"192\" srcset=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/NEMA.jpg 400w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/NEMA-300x144.jpg 300w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><\/p>\n<p>4.2.2 \u1ed0ng d\u1eabn DB120 c\u0169ng \u0111\u00e1p \u1ee9ng<\/p>\n<p>NEMA TC-6: Ti\u00eau chu\u1ea9n n\u00e0y li\u00ean quan \u0111\u1ebfn c\u00e1c thi\u1ebft b\u1ecb ti\u1ec7n \u00edch b\u1eb1ng nh\u1ef1a PVC v\u00e0 ABS d\u00f9ng \u0111\u1ec3 l\u1eafp \u0111\u1eb7t ng\u1ea7m. N\u00f3 bao g\u1ed3m c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt cho c\u00e1c \u1ed1ng d\u1eabn nh\u01b0 DB-120, \u0111\u1ea3m b\u1ea3o ch\u00fang ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng ch\u00f4n tr\u1ef1c ti\u1ebfp d\u01b0\u1edbi l\u00f2ng \u0111\u1ea5t.<\/p>\n<p>NEMA TC-8: Ti\u00eau chu\u1ea9n n\u00e0y quy \u0111\u1ecbnh c\u00e1c y\u00eau c\u1ea7u \u0111\u1ed1i v\u1edbi \u1ed1ng d\u1eabn v\u00e0 ph\u1ee5 ki\u1ec7n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c c\u00f4ng tr\u00ecnh ng\u1ea7m, bao g\u1ed3m c\u1ea3 \u1ed1ng d\u1eabn DB-120 \u0111\u1ec3 ch\u00f4n tr\u1ef1c ti\u1ebfp.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7681\" src=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/NEC-1024x682.jpeg\" alt=\"NEC\" width=\"400\" height=\"267\" srcset=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/NEC-1024x682.jpeg 1024w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/NEC-300x200.jpeg 300w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/NEC-768x512.jpeg 768w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/NEC-600x400.jpeg 600w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/NEC.jpeg 1118w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><\/p>\n<p>4.2.3 \u1ed0ng d\u1eabn Sch 40 \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp trong<\/p>\n<p>ASTM D1784: Ti\u00eau chu\u1ea9n n\u00e0y quy \u0111\u1ecbnh h\u1ec7 th\u1ed1ng ph\u00e2n lo\u1ea1i cho c\u00e1c h\u1ee3p ch\u1ea5t polyvinyl clorua (PVC) c\u1ee9ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t \u1ed1ng v\u00e0 ph\u1ee5 ki\u1ec7n. N\u00f3 quy \u0111\u1ecbnh c\u00e1c \u0111\u1eb7c t\u00ednh v\u1eadt l\u00fd v\u00e0 c\u00e1c th\u1eed nghi\u1ec7m c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh ph\u00f9 h\u1ee3p c\u1ee7a v\u1eadt li\u1ec7u cho nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c nhau, bao g\u1ed3m c\u1ea3 \u1ed1ng d\u1eabn \u0111i\u1ec7n.<\/p>\n<p>NEMA TC-2: Ti\u00eau chu\u1ea9n n\u00e0y quy \u0111\u1ecbnh c\u00e1c y\u00eau c\u1ea7u \u0111\u1ed1i v\u1edbi \u1ed1ng d\u1eabn \u0111i\u1ec7n c\u1ee9ng kh\u00f4ng kim lo\u1ea1i (RNC), bao g\u1ed3m Schedule 40 v\u00e0 Schedule 80. Ti\u00eau chu\u1ea9n n\u00e0y \u0111\u1ea3m b\u1ea3o c\u00e1c \u1ed1ng d\u1eabn n\u00e0y \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u c\u1ea7n thi\u1ebft v\u1ec1 \u0111\u1ed9 b\u1ec1n, \u0111\u1ed9 ch\u1eafc ch\u1eafn v\u00e0 \u0111\u1ed9 an to\u00e0n.<\/p>\n<p>NEMA TC-3: Ti\u00eau chu\u1ea9n n\u00e0y quy \u0111\u1ecbnh c\u00e1c ph\u1ee5 ki\u1ec7n \u0111i k\u00e8m v\u1edbi \u1ed1ng d\u1eabn \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp trong NEMA TC-2, \u0111\u1ea3m b\u1ea3o t\u00ednh t\u01b0\u01a1ng th\u00edch v\u00e0 hi\u1ec7u su\u1ea5t.<\/p>\n<p>NEC: \u1ed0ng d\u1eabn \u0111i\u1ec7n PVC Schedule 40 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111i d\u00e2y \u0111i\u1ec7n trong t\u01b0\u1eddng, s\u00e0n v\u00e0 tr\u1ea7n nh\u00e0 theo ti\u00eau chu\u1ea9n NEC 352. Theo NEC 352, n\u00f3 c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ch\u00f4n tr\u1ef1c ti\u1ebfp xu\u1ed1ng \u0111\u1ea5t, b\u1ecdc trong b\u00ea t\u00f4ng v\u00e0 s\u1eed d\u1ee5ng \u1edf nh\u1eefng khu v\u1ef1c ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp v\u1edbi \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi.<\/p>\n<p>UL651: Ti\u00eau chu\u1ea9n UL 651 quy \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc, bao g\u1ed3m \u0111\u1ed9 d\u00e0y th\u00e0nh v\u00e0 \u0111\u01b0\u1eddng k\u00ednh, cho \u1ed1ng d\u1eabn Schedule 40 v\u00e0 Schedule 80. Ti\u00eau chu\u1ea9n n\u00e0y \u0111\u1ea3m b\u1ea3o c\u00e1c \u1ed1ng d\u1eabn c\u00f3 \u0111\u1ee7 \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc cho c\u00e1c \u1ee9ng d\u1ee5ng d\u1ef1 \u0111\u1ecbnh.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7651\" src=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/DB-series-conduit-1024x683.jpg\" alt=\"\u1ed0ng d\u1eabn d\u00f2ng DB\" width=\"800\" height=\"534\" srcset=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/DB-series-conduit-1024x683.jpg 1024w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/DB-series-conduit-300x200.jpg 300w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/DB-series-conduit-768x512.jpg 768w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/DB-series-conduit-1536x1024.jpg 1536w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/DB-series-conduit-2048x1365.jpg 2048w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/DB-series-conduit-600x400.jpg 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"43_Comparison_of_different_application\"><\/span>4.3 So s\u00e1nh c\u00e1c \u1ee9ng d\u1ee5ng kh\u00e1c nhau<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u1ed0ng d\u1eabn SCH 40<\/p>\n<p>\u0110\u01b0\u1eddng d\u00e2y \u0111i\u1ec7n ch\u1ecbu t\u1ea3i n\u1eb7ng: L\u00fd t\u01b0\u1edfng cho c\u00e1c \u0111\u01b0\u1eddng d\u00e2y \u0111i\u1ec7n trong m\u00f4i tr\u01b0\u1eddng c\u00f4ng nghi\u1ec7p, n\u01a1i \u1ed1ng d\u1eabn \u0111i\u1ec7n ph\u1ea3i ch\u1ecbu l\u01b0u l\u01b0\u1ee3ng giao th\u00f4ng cao, va \u0111\u1eadp ti\u1ec1m t\u00e0ng v\u00e0 \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t.<\/p>\n<p>L\u1eafp \u0111\u1eb7t \u0111\u01b0\u1eddng \u1ed1ng ti\u1ec7n \u00edch: Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c h\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng \u1ed1ng ti\u1ec7n \u00edch, n\u01a1i c\u00e1c \u1ed1ng d\u1eabn c\u1ea7n ch\u1ecbu \u0111\u01b0\u1ee3c t\u1ea3i tr\u1ecdng n\u1eb7ng v\u00e0 kh\u1ea3 n\u0103ng h\u01b0 h\u1ecfng v\u1eadt l\u00fd.<\/p>\n<p>C\u00e1c d\u1ef1 \u00e1n c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng: Th\u00edch h\u1ee3p cho c\u00e1c d\u1ef1 \u00e1n c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng nh\u01b0 c\u1ea7u v\u00e0 \u0111\u01b0\u1eddng h\u1ea7m, n\u01a1i \u0111\u00f2i h\u1ecfi \u0111\u1ed9 b\u1ec1n v\u00e0 s\u1ee9c ch\u1ecbu l\u1ef1c cao.<\/p>\n<p>\u1ed0ng d\u1eabn DB 120:<\/p>\n<p>\u0110\u01b0\u1eddng d\u00e2y \u0111i\u1ec7n d\u00e2n d\u1ee5ng: Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nh\u00e0 \u1edf cho c\u00e1c \u0111\u01b0\u1eddng d\u00e2y \u0111i\u1ec7n ng\u1ea7m, n\u01a1i kh\u00f4ng y\u00eau c\u1ea7u h\u1ec7 th\u1ed1ng b\u1ea3o v\u1ec7 qu\u00e1 t\u1ea3i.<\/p>\n<p>\u1ee8ng d\u1ee5ng cho c\u00e1c c\u00f4ng tr\u00ecnh th\u01b0\u01a1ng m\u1ea1i nh\u1ecf: Th\u00edch h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng th\u01b0\u01a1ng m\u1ea1i nh\u1ecf, n\u01a1i tr\u1ecdng l\u01b0\u1ee3ng v\u00e0 s\u1ef1 d\u1ec5 d\u00e0ng l\u1eafp \u0111\u1eb7t \u0111\u01b0\u1ee3c \u01b0u ti\u00ean h\u01a1n so v\u1edbi \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc cao.<\/p>\n<p>L\u1eafp \u0111\u1eb7t t\u1ea1m th\u1eddi: C\u00f3 th\u1ec3 s\u1eed d\u1ee5ng trong c\u00e1c c\u00f4ng tr\u00ecnh l\u1eafp \u0111\u1eb7t t\u1ea1m th\u1eddi, n\u01a1i m\u00e0 s\u1ef1 d\u1ec5 d\u00e0ng thao t\u00e1c v\u00e0 hi\u1ec7u qu\u1ea3 v\u1ec1 chi ph\u00ed quan tr\u1ecdng h\u01a1n \u0111\u1ed9 b\u1ec1n l\u00e2u d\u00e0i.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"5_Conduit_Installation_for_Direct_or_Concrete_buried\"><\/span>5. L\u1eafp \u0111\u1eb7t \u1ed1ng d\u1eabn cho ph\u01b0\u01a1ng ph\u00e1p ch\u00f4n tr\u1ef1c ti\u1ebfp ho\u1eb7c ch\u00f4n trong b\u00ea t\u00f4ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u1ed0ng d\u1eabn SCH 40: Th\u00edch h\u1ee3p cho c\u1ea3 \u1ee9ng d\u1ee5ng tr\u00ean m\u1eb7t \u0111\u1ea5t v\u00e0 d\u01b0\u1edbi l\u00f2ng \u0111\u1ea5t, bao g\u1ed3m ch\u00f4n tr\u1ef1c ti\u1ebfp v\u00e0 b\u1ecdc b\u00ea t\u00f4ng.<\/p>\n<p>\u1ed0ng d\u1eabn DB120: Th\u00edch h\u1ee3p h\u01a1n cho c\u00e1c \u1ee9ng d\u1ee5ng ch\u00f4n tr\u1ef1c ti\u1ebfp d\u01b0\u1edbi l\u00f2ng \u0111\u1ea5t.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"51_Conduit_Installation_for_Direct_Burial\"><\/span>5.1 L\u1eafp \u0111\u1eb7t \u1ed1ng d\u1eabn \u0111i\u1ec7n \u0111\u1ec3 ch\u00f4n tr\u1ef1c ti\u1ebfp<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>5.1.1 Chi\u1ec1u r\u1ed9ng r\u00e3nh<\/p>\n<p>\u2013 Chi\u1ec1u r\u1ed9ng c\u1ee7a r\u00e3nh \u1edf m\u1eb7t \u0111\u1ea5t c\u00f3 th\u1ec3 thay \u0111\u1ed5i t\u00f9y thu\u1ed9c v\u00e0o c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 lo\u1ea1i \u0111\u1ea5t, thi\u1ebft b\u1ecb s\u1eed d\u1ee5ng v\u00e0 c\u00e1c c\u00f4ng tr\u00ecnh tr\u00ean m\u1eb7t \u0111\u1ea5t g\u1ea7n \u0111\u00f3.<\/p>\n<p>\u2013 Khi c\u1ea7n \u0111\u1ea7m n\u00e9n \u0111\u1ea5t l\u1ea5p ban \u0111\u1ea7u, r\u00e3nh ph\u1ea3i c\u00f3 \u0111\u01b0\u1eddng k\u00ednh \u00edt nh\u1ea5t g\u1ea5p n\u0103m l\u1ea7n \u0111\u01b0\u1eddng k\u00ednh \u1ed1ng.<\/p>\n<p>\u2013 \u0110\u1ed1i v\u1edbi c\u00e1c r\u00e3nh r\u1ea5t r\u1ed9ng, vi\u1ec7c \u0111\u00e0o th\u00eam r\u00e3nh ph\u1ee5 c\u00f3 th\u1ec3 t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ch\u1ecbu l\u1ef1c b\u00ean cho \u0111\u01b0\u1eddng \u1ed1ng.<\/p>\n<p>\u2013 S\u1eed d\u1ee5ng gi\u00e0n ch\u1ed1ng ho\u1eb7c h\u1ed9p ch\u1eafn h\u00e0o \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u00f4ng nh\u00e2n l\u00e0m vi\u1ec7c trong \u0111\u1ea5t t\u01a1i x\u1ed1p ho\u1eb7c h\u00e0o s\u00e2u.<\/p>\n<p>5.1.2 \u0110\u00e1y r\u00e3nh<\/p>\n<p>\u2013 \u0110\u00e1y r\u00e3nh ph\u1ea3i cung c\u1ea5p s\u1ef1 h\u1ed7 tr\u1ee3 ch\u1eafc ch\u1eafn, \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u1ed3ng \u0111\u1ec1u d\u1ecdc theo to\u00e0n b\u1ed9 chi\u1ec1u d\u00e0i c\u1ee7a \u1ed1ng d\u1eabn.<\/p>\n<p>\u2013 Tr\u1eeb khi c\u00f3 quy \u0111\u1ecbnh kh\u00e1c, \u0111\u01b0\u1eddng \u1ed1ng v\u00e0 \u0111\u1ed9 d\u1ed1c kh\u00f4ng b\u1eaft bu\u1ed9c, mi\u1ec5n l\u00e0 \u1ed1ng d\u1eabn ph\u00f9 h\u1ee3p v\u1edbi \u0111\u00e1y r\u00e3nh v\u00e0 kh\u00f4ng v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n u\u1ed1n cong trong M\u1ee5c 3.7.<\/p>\n<p>\u2013 Tr\u01b0\u1edbc khi \u0111\u1eb7t \u1ed1ng d\u1eabn, h\u00e3y lo\u1ea1i b\u1ecf \u0111\u00e1 l\u1edbn, t\u1ea3ng \u0111\u00e1, c\u1ee5c \u0111\u1ea5t \u0111\u00f3ng b\u0103ng v\u00e0 c\u1ee5c \u0111\u1ea5t s\u00e9t l\u1edbn.<\/p>\n<p>\u2013 S\u1eed d\u1ee5ng v\u1eadt li\u1ec7u l\u1ea5p \u0111\u1ea7y t\u01a1i x\u1ed1p ho\u1eb7c c\u00e1t \u0111\u1ec3 l\u00f3t \u0111\u00e1y r\u00e3nh g\u1ed3 gh\u1ec1 ho\u1eb7c kh\u00f4ng b\u1eb1ng ph\u1eb3ng, t\u1ea1o l\u1edbp \u0111\u1ec7m m\u1ec1m m\u1ea1i v\u00e0 b\u1eb1ng ph\u1eb3ng cho \u1ed1ng d\u1eabn.<\/p>\n<p>5.1.3 L\u1ea5p \u0111\u1ea5t ban \u0111\u1ea7u<\/p>\n<p>\u2013 V\u1eadt li\u1ec7u l\u1ea5p ban \u0111\u1ea7u ph\u1ea3i kh\u00f4, d\u1ec5 ch\u1ea3y v\u00e0 kh\u00f4ng c\u00f3 \u0111\u00e1 c\u00f3 \u0111\u01b0\u1eddng k\u00ednh l\u1edbn h\u01a1n 2,5 cm.<\/p>\n<p>\u2013 Thi c\u00f4ng l\u1edbp v\u1eadt li\u1ec7u l\u1ea5p ban \u0111\u1ea7u th\u00e0nh t\u1eebng l\u1edbp m\u1ecfng, d\u00e0y t\u1eeb 3 \u0111\u1ebfn 6 inch, d\u00e0n \u0111\u1ec1u.<\/p>\n<p>\u2013 N\u00e9n ch\u1eb7t t\u1eebng l\u1edbp \u0111\u1ea5t l\u1ea5p \u0111\u1ebfn ngang m\u1ee9c r\u00e3nh c\u1ee7a \u1ed1ng d\u1eabn.<\/p>\n<p>\u2013 Trong c\u00e1c h\u1ec7 th\u1ed1ng c\u00f3 nhi\u1ec1u \u1ed1ng d\u1eabn, h\u00e3y c\u1ea9n th\u1eadn \u0111\u1eb7t v\u1eadt li\u1ec7u l\u1ea5p \u0111\u1ea7y ban \u0111\u1ea7u gi\u1eefa c\u00e1c \u1ed1ng d\u1eabn v\u00e0 b\u00ean d\u01b0\u1edbi c\u00e1c g\u1edd \u0111\u1ee1.<\/p>\n<p>\u2013 Vi\u1ec7c \u0111\u1ea7m n\u00e9n n\u00ean \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n gi\u1eefa c\u00e1c m\u00e9p r\u00e3nh, ph\u00eda tr\u00ean \u0111\u01b0\u1eddng h\u1ed3i l\u01b0u, nh\u01b0ng kh\u00f4ng \u0111\u01b0\u1ee3c \u0111\u1ea7m tr\u1ef1c ti\u1ebfp l\u00ean \u1ed1ng d\u1eabn.<\/p>\n<p>\u2013 \u0110\u1ed5 l\u1edbp \u0111\u1ea5t l\u1ea5p ban \u0111\u1ea7u l\u00ean tr\u00ean \u1ed1ng d\u1eabn m\u1ed9t c\u00e1ch l\u1ecfng l\u1ebbo v\u1edbi \u0111\u1ed9 s\u00e2u 6 inch.<\/p>\n<p>\u2013 Ho\u00e0n t\u1ea5t vi\u1ec7c \u0111\u1ea7m n\u00e9n ho\u1eb7c ng\u1eadp n\u01b0\u1edbc tr\u01b0\u1edbc khi \u0111\u1ed5 l\u1edbp \u0111\u1ea5t l\u1ea5p cu\u1ed1i c\u00f9ng.<\/p>\n<p>5.1.4 L\u1ea5p \u0111\u1ea7y cu\u1ed1i c\u00f9ng<\/p>\n<p>\u2013 Sau khi ch\u00f4n l\u1ea5p v\u00e0 \u0111\u1ea7m ch\u1eb7t v\u1eadt li\u1ec7u \u1ed1ng d\u1eabn, ph\u1ea7n \u0111\u1ea5t l\u1ea5p c\u00f2n l\u1ea1i c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o b\u1eb1ng m\u00e1y m\u00f3c.<\/p>\n<p>\u2013 \u0110\u1ea3m b\u1ea3o l\u1edbp \u0111\u1ea5t l\u1ea5p cu\u1ed1i c\u00f9ng kh\u00f4ng ch\u1ee9a \u0111\u00e1 l\u1edbn, s\u1ecfi, v\u1eadt li\u1ec7u \u0111\u00f3ng b\u0103ng ho\u1eb7c m\u1ea3nh v\u1ee5n.<\/p>\n<p>\u2013 Tu\u00e2n th\u1ee7 quy tr\u00ecnh \u0111\u1ea7m n\u00e9n \u0111\u00fang c\u00e1ch \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1eadt \u0111\u1ed9 \u0111\u1ea5t c\u1ea7n thi\u1ebft.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7649\" src=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/conduit-installation-above-1024x534.jpg\" alt=\"l\u1eafp \u0111\u1eb7t \u1ed1ng d\u1eabn \u0111i\u1ec7n tr\u00ean m\u1eb7t \u0111\u1ea5t v\u00e0 d\u01b0\u1edbi l\u00f2ng \u0111\u1ea5t\" width=\"800\" height=\"417\" srcset=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/conduit-installation-above-1024x534.jpg 1024w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/conduit-installation-above-300x157.jpg 300w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/conduit-installation-above-768x401.jpg 768w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/conduit-installation-above-600x313.jpg 600w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/conduit-installation-above.jpg 1280w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"52_Conduit_Installation_for_Concrete_Encasement\"><\/span>5.2 L\u1eafp \u0111\u1eb7t \u1ed1ng d\u1eabn \u0111i\u1ec7n cho l\u1edbp b\u1ecdc b\u00ea t\u00f4ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>5.2.1 C\u1ed1 \u0111\u1ecbnh \u1ed1ng d\u1eabn<\/p>\n<p>\u2013 T\u1ea5t c\u1ea3 c\u00e1c \u1ed1ng d\u1eabn \u0111i\u1ec7n ph\u1ea3i \u0111\u01b0\u1ee3c bu\u1ed9c ch\u1eb7t v\u00e0 c\u1ed1 \u0111\u1ecbnh ch\u1eafc ch\u1eafn \u0111\u1ec3 tr\u00e1nh b\u1ecb x\u00ea d\u1ecbch.<\/p>\n<p>\u2013 Khi s\u1eed d\u1ee5ng b\u00ea t\u00f4ng \u1edf \u0111\u00e1y r\u00e3nh, h\u00e3y \u0111\u1ea3m b\u1ea3o c\u00f3 kho\u1ea3ng c\u00e1ch t\u1ed1i thi\u1ec3u 2 inch gi\u1eefa \u1ed1ng d\u1eabn v\u00e0 b\u1ea5t k\u1ef3 thi\u1ebft b\u1ecb c\u1ed1 \u0111\u1ecbnh n\u00e0o.<\/p>\n<p>5.2.2 Mi\u1ebfng \u0111\u1ec7m<\/p>\n<p>\u2013 S\u1eed d\u1ee5ng c\u00e1c mi\u1ebfng \u0111\u1ec7m \u1edf kho\u1ea3ng c\u00e1ch quy \u0111\u1ecbnh ho\u1eb7c ng\u1eafn h\u01a1n nh\u01b0 trong h\u01b0\u1edbng d\u1eabn.<\/p>\n<p>\u2013 Duy tr\u00ec kho\u1ea3ng c\u00e1ch t\u1ed1i thi\u1ec3u 1 inch gi\u1eefa t\u1ea5t c\u1ea3 c\u00e1c \u1ed1ng d\u1eabn.<\/p>\n<p>\u2013 \u0110\u1ec3 l\u00e0m l\u1edbp v\u1ecf bao b\u1ecdc, h\u00e3y s\u1eed d\u1ee5ng h\u1ed7n h\u1ee3p b\u00ea t\u00f4ng tr\u1ed9n v\u1edbi s\u1ecfi nh\u1ecf.<\/p>\n<p>\u2013 T\u1ea1i c\u00e1c khu v\u1ef1c c\u1ea7n c\u00f3 kh\u00fac cua, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111\u01b0\u1eddng cao t\u1ed1c ho\u1eb7c \u0111\u01b0\u1eddng giao c\u1eaft v\u1edbi s\u00f4ng n\u01b0\u1edbc, c\u1ea7n duy tr\u00ec kho\u1ea3ng c\u00e1ch t\u1ed1i thi\u1ec3u 2 inch gi\u1eefa c\u00e1c kh\u00fac cua.<\/p>\n<p>5.2.3 L\u1edbp ph\u1ee7 b\u00ea t\u00f4ng<\/p>\n<p>\u2013 \u0110\u1ea3m b\u1ea3o l\u1edbp b\u00ea t\u00f4ng ph\u1ee7 k\u00edn t\u1ed1i thi\u1ec3u 2 inch \u1edf ph\u00eda tr\u00ean, ph\u00eda d\u01b0\u1edbi v\u00e0 hai b\u00ean c\u1ee7a \u1ed1ng d\u1eabn.<\/p>\n<p>\u2013 \u0110i\u1ec1u ki\u1ec7n \u0111\u1ea5t ch\u1eafc ch\u1eafn c\u00f3 th\u1ec3 lo\u1ea1i b\u1ecf nhu c\u1ea7u \u0111\u1ed5 b\u00ea t\u00f4ng \u1edf \u0111\u00e1y r\u00e3nh.<\/p>\n<p>5.2.4 \u0110i\u1ec1n d\u1eef li\u1ec7u b\u1ed5 sung<\/p>\n<p>\u2013 Vi\u1ec7c l\u1ea5p \u0111\u1ea5t c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u khi b\u00ea t\u00f4ng \u0111\u00e3 \u0111\u00f4ng c\u1ee9ng \u0111\u1ee7 \u0111\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a m\u1ed9t ng\u01b0\u1eddi.<\/p>\n<p>5.2.5 C\u00e1c y\u1ebfu t\u1ed1 c\u1ea7n xem x\u00e9t v\u1ec1 nhi\u1ec7t \u0111\u1ed9<\/p>\n<p>\u2013 C\u1ea7n l\u01b0u \u00fd r\u1eb1ng qu\u00e1 tr\u00ecnh \u0111\u00f4ng c\u1ee9ng b\u00ea t\u00f4ng c\u00f3 th\u1ec3 g\u00e2y ra s\u1ef1 gi\u00e3n n\u1edf do nhi\u1ec7t \u0111\u1ed9 c\u1ee7a \u1ed1ng d\u1eabn.<\/p>\n<p>\u2013 \u0110\u1ed5 b\u00ea t\u00f4ng t\u1eeb gi\u1eefa \u0111o\u1ea1n \u1ed1ng v\u1ec1 ph\u00eda hai \u0111\u1ea7u t\u1ef1 do ho\u1eb7c t\u1eeb m\u1ed9t \u0111i\u1ec3m n\u1ed1i v\u1ec1 ph\u00eda \u0111\u1ea7u t\u1ef1 do c\u1ee7a \u1ed1ng d\u1eabn.<\/p>\n<p>\u2013 Ch\u1ec9 th\u1ef1c hi\u1ec7n \u0111\u1ea5u n\u1ed1i \u0111\u1ea7u cu\u1ed1i c\u1ed1 \u0111\u1ecbnh sau khi nhi\u1ec7t \u0111\u1ed9 \u0111\u00e3 \u1ed5n \u0111\u1ecbnh.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7650\" src=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/conduit-installation-1024x683.jpg\" alt=\" l\u1eafp \u0111\u1eb7t \u1ed1ng d\u1eabn\" width=\"800\" height=\"534\" srcset=\"https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/conduit-installation-1024x683.jpg 1024w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/conduit-installation-300x200.jpg 300w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/conduit-installation-768x512.jpg 768w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/conduit-installation-1536x1024.jpg 1536w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/conduit-installation-2048x1366.jpg 2048w, https:\/\/www.ctube-gr.com\/wp-content\/uploads\/2024\/06\/conduit-installation-600x400.jpg 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"6_Conclusion_Choosing_Between_DB120_Conduit_and_SCH_40_Conduit\"><\/span>6. K\u1ebft lu\u1eadn: L\u1ef1a ch\u1ecdn gi\u1eefa \u1ed1ng d\u1eabn DB120 v\u00e0 \u1ed1ng d\u1eabn SCH 40<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Khi l\u1ef1a ch\u1ecdn gi\u1eefa \u1ed1ng d\u1eabn DB120 v\u00e0 <span style=\"color: #000000;\"><a style=\"color: #000000;\" href=\"https:\/\/www.ctube-gr.com\/vi\/ong-dan-dien-pvc-ctube-schedule-40-ong-dien-sch-40-kich-thuoc-12-8-inch-x-10-feet-mau-xam\/\">\u1ed0ng d\u1eabn SCH 40<\/a><\/span>, H\u00e3y xem x\u00e9t c\u00e1c y\u00eau c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a d\u1ef1 \u00e1n. \u1ed0ng d\u1eabn DB120, n\u1ed5i ti\u1ebfng v\u1edbi tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9 v\u00e0 hi\u1ec7u qu\u1ea3 chi ph\u00ed, l\u00fd t\u01b0\u1edfng cho c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 t\u1ea3i tr\u1ecdng th\u1ea5p nh\u01b0 l\u1eafp \u0111\u1eb7t ng\u1ea7m cho c\u00e1p \u0111i\u1ec7n v\u00e0 vi\u1ec5n th\u00f4ng. Vi\u1ec7c d\u1ec5 d\u00e0ng x\u1eed l\u00fd v\u00e0 l\u1eafp \u0111\u1eb7t khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p n\u00e0y. M\u1eb7t kh\u00e1c, \u1ed1ng d\u1eabn SCH 40 d\u00e0y h\u01a1n v\u00e0 ch\u1eafc ch\u1eafn h\u01a1n, mang l\u1ea1i \u0111\u1ed9 b\u1ec1n v\u01b0\u1ee3t tr\u1ed9i v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng h\u01b0 h\u1ea1i v\u1eadt l\u00fd. \u0110i\u1ec1u n\u00e0y l\u00e0m cho n\u00f3 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c m\u00f4i tr\u01b0\u1eddng \u0111\u00f2i h\u1ecfi kh\u1eaft khe h\u01a1n, bao g\u1ed3m c\u1ea3 l\u1eafp \u0111\u1eb7t tr\u00ean m\u1eb7t \u0111\u1ea5t v\u00e0 c\u00e1c khu v\u1ef1c c\u00f3 \u1ee9ng su\u1ea5t c\u01a1 h\u1ecdc cao h\u01a1n. Cu\u1ed1i c\u00f9ng, s\u1ef1 l\u1ef1a ch\u1ecdn ph\u1ee5 thu\u1ed9c v\u00e0o vi\u1ec7c c\u00e2n b\u1eb1ng c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng, y\u00eau c\u1ea7u l\u1eafp \u0111\u1eb7t v\u00e0 h\u1ea1n ch\u1ebf v\u1ec1 ng\u00e2n s\u00e1ch.<\/p>\n<p>Ctube l\u00e0 nh\u00e0 s\u1ea3n xu\u1ea5t \u1ed1ng d\u1eabn PVC h\u00e0ng \u0111\u1ea7u t\u1ea1i Trung Qu\u1ed1c, chuy\u00ean ph\u00e1t tri\u1ec3n v\u00e0 s\u1ea3n xu\u1ea5t c\u00e1c lo\u1ea1i \u1ed1ng d\u1eabn v\u00e0 ph\u1ee5 ki\u1ec7n nh\u1ef1a ti\u00ean ti\u1ebfn. Th\u1ebf m\u1ea1nh c\u1ee7a ch\u00fang t\u00f4i n\u1eb1m \u1edf vi\u1ec7c t\u1ea1o ra c\u00e1c gi\u1ea3i ph\u00e1p s\u00e1ng t\u1ea1o cho vi\u1ec7c qu\u1ea3n l\u00fd v\u00e0 b\u1ea3o v\u1ec7 c\u00e1p, \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t cao v\u00e0 \u0111\u1ed9 tin c\u1eady. V\u1edbi tr\u1ecdng t\u00e2m l\u00e0 ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c, ch\u00fang t\u00f4i cung c\u1ea5p m\u1ed9t lo\u1ea1t s\u1ea3n ph\u1ea9m to\u00e0n di\u1ec7n \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf ri\u00eang \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u d\u1ef1 \u00e1n \u0111a d\u1ea1ng, t\u1eeb \u1ed1ng d\u1eabn DB120 nh\u1eb9 v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed \u0111\u1ebfn \u1ed1ng d\u1eabn SCH 40 ch\u1eafc ch\u1eafn v\u00e0 b\u1ec1n b\u1ec9. T\u1ea1i Ctube, ch\u00fang t\u00f4i cam k\u1ebft mang \u0111\u1ebfn s\u1ef1 xu\u1ea5t s\u1eafc trong c\u00e1c gi\u1ea3i ph\u00e1p b\u1ea3o v\u1ec7 v\u00e0 qu\u1ea3n l\u00fd c\u00e1p cho kh\u00e1ch h\u00e0ng to\u00e0n c\u1ea7u.<\/p>","protected":false},"excerpt":{"rendered":"<p>1.Introduction to DB120 Conduit and Schedule 40 Conduit Choosing the right conduit for electrical installations is crucial for ensuring the safety, efficiency, and longevity of your electrical systems. Conduits serve as protective tubing that encases electrical wiring, safeguarding it from physical damage, moisture, and other environmental factors. They play a vital role in both residential [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":7906,"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":[216,223,149,179,130,157],"class_list":["post-7645","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-electrical-conduit-systems","category-company-news","category-industry-news","tag-db-120-conduit","tag-db120-conduit-vs-schedule-40","tag-electrical-conduit","tag-electrical-conduit-manufacturer","tag-pvc-conduit","tag-sch-40-conduit"],"_links":{"self":[{"href":"https:\/\/www.ctube-gr.com\/vi\/wp-json\/wp\/v2\/posts\/7645","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ctube-gr.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ctube-gr.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ctube-gr.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ctube-gr.com\/vi\/wp-json\/wp\/v2\/comments?post=7645"}],"version-history":[{"count":1,"href":"https:\/\/www.ctube-gr.com\/vi\/wp-json\/wp\/v2\/posts\/7645\/revisions"}],"predecessor-version":[{"id":14370,"href":"https:\/\/www.ctube-gr.com\/vi\/wp-json\/wp\/v2\/posts\/7645\/revisions\/14370"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ctube-gr.com\/vi\/wp-json\/wp\/v2\/media\/7906"}],"wp:attachment":[{"href":"https:\/\/www.ctube-gr.com\/vi\/wp-json\/wp\/v2\/media?parent=7645"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ctube-gr.com\/vi\/wp-json\/wp\/v2\/categories?post=7645"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ctube-gr.com\/vi\/wp-json\/wp\/v2\/tags?post=7645"}],"curies":[{"name":"trang web","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}