{"id":13418,"date":"2022-01-05T08:32:09","date_gmt":"2022-01-05T08:32:09","guid":{"rendered":"https:\/\/zecovalve.com\/what-is-the-difference-between-erw-and-cdw-pipes-zeco-api-approved-valve-supplier.html"},"modified":"2022-07-22T12:12:50","modified_gmt":"2022-07-22T12:12:50","slug":"what-is-the-difference-between-erw-and-cdw-pipes-zeco-api-approved-valve-supplier","status":"publish","type":"post","link":"https:\/\/zecovalve.com\/fr\/what-is-the-difference-between-erw-and-cdw-pipes-zeco-api-approved-valve-supplier.html","title":{"rendered":"Tuyau SRE, tuyau sans soudure contre tuyau SRE, tuyau SRE contre tuyau CDW"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Qu\u2019est-ce qu\u2019un tuyau ERW\u00a0?<\/h2>\n\n\n\n<p>Les tuyaux soud\u00e9s par r\u00e9sistance \u00e9lectrique (ERW) sont fabriqu\u00e9s \u00e0 partir de bobines d&#039;acier et le cordon de soudure est parall\u00e8le au tuyau. La largeur du serpentin est la m\u00eame que la circonf\u00e9rence du tuyau, les diam\u00e8tres sont donc limit\u00e9s \u00e0 24 pouces. Cependant, comme le processus de fabrication est rapide, il est id\u00e9al pour les grandes s\u00e9ries de sections de petit diam\u00e8tre (&lt;= 24 po).<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Norme de tuyau ERW<\/h2>\n\n\n\n<p>Tuyau en acier au carbone dans les restes explosifs des guerres<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>ASTM A53 Grade A et B (et galvanis\u00e9)<\/li><li>Tuyau de pieux ASTM A252<\/li><li>Tube structurel ASTM A500<\/li><li>Tuyau ASTM A134 et ASTM A135<\/li><li>EN 10219 Tuyau S275, S355<\/li><\/ul>\n\n\n\n<p>Tuyaux ERW en acier inoxydable\/Normes et sp\u00e9cifications des tuyaux<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Tuyau inoxydable ASTM A269<\/li><li>Tuyauterie sanitaire ASTM A270<\/li><li>Tuyau en acier inoxydable ASTM A312<\/li><li>Tuyau en acier inoxydable ferritique\/aust\u00e9nitique\/duplex ASTM A790<\/li><\/ul>\n\n\n\n<p>Tuyau de canalisation API ERW<br>API 5L B \u00e0 X70 PSL1 (PSL2 doit \u00eatre en processus HFW)<br>Bo\u00eetier et tube API 5CT J55\/K55, N80<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Quelle est la diff\u00e9rence entre les tuyaux en acier inoxydable sans soudure et les restes explosifs des guerres\u00a0?<\/h2>\n\n\n\n<p>Les tuyaux de soudage par r\u00e9sistance \u00e9lectrique (ERW) sont fabriqu\u00e9s en laminant du m\u00e9tal, puis en le soudant longitudinalement sur toute sa longueur. Les tuyaux sans soudure sont fabriqu\u00e9s en extrudant le m\u00e9tal \u00e0 la longueur souhait\u00e9e\u00a0; par cons\u00e9quent, les tuyaux ERW ont un joint soud\u00e9 dans leur section transversale, tandis que les tuyaux sans soudure n&#039;ont aucun joint dans leur section transversale sur toute leur longueur.<\/p>\n\n\n\n<p>Dans les tuyaux sans soudure, il n&#039;y a pas de soudure ni de joints et ils sont fabriqu\u00e9s \u00e0 partir de billettes rondes solides. Le tuyau sans soudure est fini selon les sp\u00e9cifications dimensionnelles et d&#039;\u00e9paisseur de paroi dans des tailles allant de 1\/8 de pouce \u00e0 26 pouces de diam\u00e8tre ext\u00e9rieur. Applicable dans les applications \u00e0 haute pression telles que les industries et raffineries d&#039;hydrocarbures, l&#039;exploration et le forage p\u00e9troliers et gaziers, le transport p\u00e9trolier et gazier et les cylindres pneumatiques et hydrauliques, les roulements, les chaudi\u00e8res, les automobiles.<br>etc.<\/p>\n\n\n\n<p>Les tuyaux ERW (Electric Resistance Welded) sont soud\u00e9s longitudinalement, fabriqu\u00e9s \u00e0 partir de bandes\/bobines et peuvent \u00eatre fabriqu\u00e9s jusqu&#039;\u00e0 24&quot; de diam\u00e8tre ext\u00e9rieur. Tuyau ERW form\u00e9 \u00e0 froid \u00e0 partir d\u2019un ruban d\u2019acier tir\u00e9 \u00e0 travers une s\u00e9rie de rouleaux et transform\u00e9 en un tube qui est fusionn\u00e9 gr\u00e2ce \u00e0 une charge \u00e9lectrique. Il est principalement utilis\u00e9 pour les applications basse\/moyenne pression telles que le transport d\u2019eau\/huile. L&#039;acier Pearlites est l&#039;un des principaux fabricants et exportateurs de tuyaux en acier inoxydable ERW en Inde. Contactez-nous pour plus de d\u00e9tails sur le produit.<\/p>\n\n\n\n<p>Les tailles courantes des tuyaux en acier ERW vont de 2 3\/8 pouces de diam\u00e8tre ext\u00e9rieur \u00e0 24 pouces de diam\u00e8tre ext\u00e9rieur dans une vari\u00e9t\u00e9 de longueurs jusqu&#039;\u00e0 plus de 100 pieds. Les finitions de surface sont disponibles en formats nus et enduits et le traitement peut \u00eatre effectu\u00e9 sur site selon les sp\u00e9cifications du client.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-what-is-the-difference-between-erw-and-cdw-pipes\">Quelle est la diff\u00e9rence entre les tuyaux ERW et CDW\u00a0?<\/h2>\n\n\n\n<p><span style=\"font-size: 16px;\"><span style=\"font-size: 16px;\"><strong>Tuyaux soud\u00e9s par r\u00e9sistance \u00e9lectrique (ERW)<\/strong> sont soud\u00e9s longitudinalement \u00e0 partir du m\u00e9tal apr\u00e8s l&#039;avoir d\u00e9plac\u00e9 ult\u00e9rieurement. <strong>Tuyaux CDW<\/strong> sont produits en expulsant le m\u00e9tal \u00e0 la longueur requise\u00a0; Ainsi <strong>Tuyaux de restes explosifs des guerres<\/strong> avoir un joint soud\u00e9 dans sa section transversale, tandis que <strong>Tuyaux CDW<\/strong> ne pr\u00e9sentent aucun joint dans sa section transversale sur toute sa longueur.<\/span><\/span><\/p>\n\n\n\n<p>Les tubes soud\u00e9s sont \u00e9tir\u00e9s \u00e0 froid sur mandrin lorsque l&#039;application n\u00e9cessite une r\u00e9sistance dimensionnelle \u00e9troite. Elles sont appel\u00e9es <strong>Tubes \u00e0 arme \u00e0 impulsions<\/strong> ou <strong>Tubes CDW<\/strong>. Ces tubes sont largement utilis\u00e9s dans l&#039;industrie automobile et \u00e9galement pour fabriquer des engrenages, des machines sp\u00e9ciales, du mat\u00e9riel hydraulique, des appareils, etc. Tout comme les tubes de pr\u00e9cision sans soudure, ils ont eux aussi&nbsp;<span style=\"font-size: 16px;\">faible<\/span><span style=\"font-size: 16px;\"> teneur en carbone, sont tr\u00e8s flexibles, raisonnables pour s&#039;incliner. Si n\u00e9cessaire, ces tubes seront renforc\u00e9s apr\u00e8s avoir \u00e9t\u00e9 \u00e9tir\u00e9s, fix\u00e9s et soumis \u00e0 une proc\u00e9dure de d\u00e9capage qui leur conf\u00e8re un fantastique processus d&#039;emballage impeccable.<\/span><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/01\/20220105083208-61d5578881e50.jpg\" alt=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/01\/20220105083208-61d5578881e50.jpg\" title=\"Quelle est la diff\u00e9rence entre les tuyaux ERW et CDW\u00a0?\"\/><\/figure>\n<\/div>\n\n\n<!-- Andy:h-related-tags -->\n<h2 id=\"h-related-tags\">Balises associ\u00e9es :<\/h2>\n<!-- \/Andy:h-related-tags -->\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/fr\/\">Soupape ZECO<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/fr\/what-is-an-axial-flow-silent-check-valve.html\/\">Qu'est-ce qu'un clapet anti-retour axial ?<\/a>\n\n<\/div>\n\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/fr\/the-function-of-globe-valve-in-pipeline-system.html\/\">Que sont les vannes \u00e0 soupape\u00a0?<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/fr\/difference-between-gate-valve-and-butterfly-valve.html\/\">Diff\u00e9rence entre la vanne \u00e0 vanne et la vanne papillon<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/fr\/history-of-automatic-control-valve-zeco-valve-industrial-valve-manufacturer.html\/\">Que sont les vannes de r\u00e9gulation automatique ?<\/a>\n\n<\/div>\n\n\n\n<p>Dix articles avant et apr\u00e8s<\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/fr\/how-to-judge-whether-the-valve-leakage-is-internal-or-external-zeco-api-approved-valve-supplier.html\/\">Comment juger si la fuite de la vanne est interne ou externe \u2013 Zeco | Fournisseur de vannes approuv\u00e9 par l&#039;API<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/fr\/manufacturing-and-inspection-techniques-for-all-welded-ball-valves-zeco-api-approved-valve-supplier.html\/\">Techniques de fabrication et d&#039;inspection pour tous les robinets \u00e0 bille soud\u00e9s \u2013 Zeco | Fournisseur de vannes approuv\u00e9 par l&#039;API<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/fr\/bellow-seal-valves-a-solution-to-prevent-leakage-zeco-api-approved-valve-supplier.html\/\">Vannes \u00e0 soufflet \u2013 une solution pour \u00e9viter les fuites \u2013 Zeco | Fournisseur de vannes approuv\u00e9 par l&#039;API<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/fr\/how-to-select-the-right-pneumatic-solenoid-valve-zeco-api-approved-valve-supplier.html\/\">Comment s\u00e9lectionner la bonne \u00e9lectrovanne pneumatique \u2013 Zeco | Fournisseur de vannes approuv\u00e9 par API<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/fr\/valves-with-heating-jackets-by-zeco-zeco-api-approved-valve-supplier.html\/\">Vannes avec chemises chauffantes de Zeco \u2013 Zeco | Fournisseur de vannes approuv\u00e9 par l&#039;API<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/fr\/a-presentation-competition-was-carried-out-in-zeco-zeco-api-approved-valve-supplier.html\/\">Un concours de pr\u00e9sentation a \u00e9t\u00e9 organis\u00e9 \u00e0 Zeco \u2013 Zeco | Fournisseur de vannes approuv\u00e9 par l&#039;API<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/fr\/special-requirements-for-natural-gas-pipeline-valves-zeco-api-approved-valve-supplier.html\/\">Exigences particuli\u00e8res pour les vannes de gazoduc \u2013 Zeco | Fournisseur de vannes approuv\u00e9 par l&#039;API<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/fr\/sealing-types-of-ball-valves-zeco-api-approved-valve-supplier.html\/\">Types d&#039;\u00e9tanch\u00e9it\u00e9 des robinets \u00e0 tournant sph\u00e9rique - Zeco | Fournisseur de vannes approuv\u00e9 par l&#039;API<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/fr\/u-s-lng-export-capacity-to-more-than-double-by-the-end-of-2019-zeco-api-approved-valve-supplier.html\/\">La capacit\u00e9 d\u2019exportation am\u00e9ricaine de GNL va plus que doubler d\u2019ici fin 2019 \u2013 Zeco | Fournisseur de vannes approuv\u00e9 par API<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/fr\/why-is-a-butterfly-valve-a-right-choice-zeco-api-approved-valve-supplier.html\/\">Pourquoi une vanne papillon est-elle un bon choix ? \u2013 Zeco | Fournisseur de vannes approuv\u00e9 par API<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Qu\u2019est-ce qu\u2019un tuyau ERW\u00a0? Les tuyaux soud\u00e9s par r\u00e9sistance \u00e9lectrique (ERW) sont fabriqu\u00e9s \u00e0 partir de bobines d&#039;acier et le cordon de soudure est parall\u00e8le au\u2026 <a title=\"Tuyau SRE, tuyau sans soudure contre tuyau SRE, tuyau SRE contre tuyau CDW\" class=\"read-more\" href=\"https:\/\/zecovalve.com\/fr\/what-is-the-difference-between-erw-and-cdw-pipes-zeco-api-approved-valve-supplier.html\" aria-label=\"Plus sur ERW Pipe, Seamless Pipe vs ERW Pipe, ERW Pipe vs CDW Pipe\">Lire plus<\/a><\/p>","protected":false},"author":2,"featured_media":13416,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","kt_blocks_editor_width":"","footnotes":""},"categories":[1],"tags":[3133,3132,3137,3134,3136,3138],"class_list":["post-13418","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized","tag-cdw-pipe","tag-erw-pipe","tag-erw-piping-meaning","tag-steel-erw-pipe","tag-steel-pipe-erw","tag-what-is-erw-pipe","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"featured_image_src_large":["https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/01\/20220105083208-61d5578881e50.jpg",250,250,false],"author_info":{"display_name":"Jerry","author_link":"https:\/\/zecovalve.com\/fr\/author\/jerry"},"comment_info":0,"category_info":[{"term_id":1,"name":"Uncategorized","slug":"uncategorized","term_group":0,"term_taxonomy_id":1,"taxonomy":"category","description":"","parent":0,"count":452,"filter":"raw","cat_ID":1,"category_count":452,"category_description":"","cat_name":"Uncategorized","category_nicename":"uncategorized","category_parent":0}],"tag_info":[{"term_id":3133,"name":"cdw pipe","slug":"cdw-pipe","term_group":0,"term_taxonomy_id":3133,"taxonomy":"post_tag","description":"","parent":0,"count":1,"filter":"raw"},{"term_id":3132,"name":"ERW Pipe","slug":"erw-pipe","term_group":0,"term_taxonomy_id":3132,"taxonomy":"post_tag","description":"<!-- wp:kadence\/tableofcontents {\"uniqueID\":\"_e5086f-b2\"} \/-->\r\n\r\n<!-- wp:generateblocks\/button-container {\"uniqueId\":\"6d8495a3\",\"isDynamic\":true,\"blockVersion\":2} -->\r\n<!-- wp:generateblocks\/button {\"uniqueId\":\"3d442e11\",\"hasUrl\":true,\"target\":true,\"backgroundColor\":\"#0366d6\",\"textColor\":\"#ffffff\",\"backgroundColorHover\":\"#222222\",\"textColorHover\":\"#ffffff\",\"paddingTop\":\"15\",\"paddingRight\":\"20\",\"paddingBottom\":\"15\",\"paddingLeft\":\"20\"} -->\r\n<a class=\"gb-button gb-button-3d442e11 gb-button-text\" href=\"mailto:commercial@zecovalve.com\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>GET ERW PIPE MEANING INFORMATION <\/strong><\/a>\r\n<!-- \/wp:generateblocks\/button -->\r\n<!-- \/wp:generateblocks\/button-container -->\r\n\r\n<!-- wp:heading -->\r\n<h2 id=\"h-erw-pipe-meaning\">ERW Pipe Meaning<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nERW is the abbreviation of Electric Resistance Welding. Chinese means resistance welding. The ERW pipe often referred to in the steel pipe industry refers to electric resistance welded pipe. The ERW welded pipe production line can produce high-frequency resistance longitudinal welded pipes, square pipes, rectangular pipes, steel sheet piles, and other products.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nERW is the abbreviation of Electric Resistance Welding. The ERW pipe often referred to in the steel pipe industry refers to electric resistance welded pipe. The ERW welded pipe production line can produce high-frequency resistance longitudinal welded pipes, square pipes, rectangular pipes, steel sheet piles, and other products.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nElectric resistance welded steel pipes are divided into two types: AC welded steel pipe and DC welded steel pipe. AC welding is divided into low-frequency welding, intermediate-frequency welding, super intermediate-frequency welding, and high-frequency welding according to the different frequencies. High-frequency welding is mainly used for the production of thin-walled steel pipes or ordinary thick-walled steel pipes. High-frequency welding is divided into contact welding and induction welding. DC welding is generally used for small-diameter steel pipes. Generally speaking, the high-frequency welded pipe is included in the ERW welded pipe, which is a kind of ERW welded pipe produced by the high-frequency welding process. ERW longitudinal welded pipe is a steel pipe with advanced performance, leading quality, and a relatively economical product in the field of oil and gas storage and transportation.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading -->\r\n<h2>What is the Raw material required for manufacturing Seamless &amp; ERW Stainless steel Pipes?<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nSeamless Steel Pipe is made from a solid round steel \u2018billet\u2019 which is heated and pushed or pulled over a form until the steel is shaped into a hollow tube. Billets are procured both from indigenous suppliers and from abroad. Major Indigenous suppliers are JSPL, JSW &amp; Kalyani, and steel round billets are imported from renowned mills in Europe, Far East countries, Canada, and China.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nTo Manufacture ERW Stainless Steel Pipes HR Coils are required. Major Indigenous suppliers of these HR Coils are SAIL, Essar, JSW, Lloyds, etc\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading -->\r\n<h2>Seamless vs ERW Pipe<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nElectric Resistance Welding (ERW) pipe is manufactured by rolling metal and then welding it longitudinally across its length. Seamless pipe is manufactured by extruding the metal to the desired length; therefore ERW pipe has a welded joint in its cross-section, while seamless pipe does not have any joint in its cross-section throughout its length.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nIn Seamless pipe, there are no welding or joints, and is manufactured from solid round billets. The seamless pipe is finished to dimensional and wall thickness specifications in sizes from 1\/8 inch to 26 inch OD. Applicable for High-pressure applications such as Hydrocarbon Industries &amp; Refineries, Oil &amp; Gas Exploration &amp; Drilling, Oil &amp; Gas Transportation, and Air and Hydraulic cylinders, Bearings, Boilers, Automobiles\r\netc.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nERW (Electric Resistance Welded) pipes are welded longitudinally, manufactured from Strip \/ Coil, and can be manufactured up to 24\u201d OD. ERW pipe cold formed from a ribbon of steel pulled through a series of rollers and formed into a tube which is fused through an electric charge. It is mainly used for low\/ medium pressure applications such as the transportation of water\/oil. Pearlites steel is one of the leading ERW Stainless Steel Pipes Manufacturers and exporters from India. Contact us for product details.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nCommon sizes for ERW Steel Pipe range from 2 3\/8 inch OD to 24 inch OD in a variety of lengths to over 100 feet. Surface finishes are available in bare and coated formats and processing can be handled on-site to customer specifications.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:table {\"className\":\"is-style-stripes\"} -->\r\n<figure class=\"wp-block-table is-style-stripes\">\r\n<table>\r\n<tbody>\r\n<tr>\r\n<td>Differences in Seamless Pipe Production Processes<\/td>\r\n<td>Seamless pipes are suppliers using different procedures, depending on the diameter or the ratio of diameter to wall thickness.<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Seamless Pipe Raw Material Difference<\/td>\r\n<td>billet<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Seamless Pipe outside diameters Difference<\/td>\r\n<td>Up to NB 100 and a diameter\/wall thickness ratio of 5 : 1 or smaller\r\n(e. g. 50: 10, 50: 20, etc.), for sizes larger than NB 100 normally 8 : 1 or smaller (e. g. 200: 25, 200: 30, etc.).<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Differences in Welded Pipe Production Processes<\/td>\r\n<td>Welded pipes or ERW Pipes are suppliers from individual steel plates or coils<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Welded Pipe Raw Material Difference<\/td>\r\n<td>Sheets, Plates, coils, hot rolled coil<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Tolerances Difference<\/td>\r\n<td>12.5 %, hot rolled seamless pipes, ASTM A999 or EN ISO 1127 T2<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Seamless pipe length Difference<\/td>\r\n<td>13 m Pipe up to NB 100\r\n4 m Pipe up to NB 200<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Welded pipe length Difference<\/td>\r\n<td>up to 12 m or 18 m without circumferential welds<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>What difference between Seamless or ERW Pipe<\/td>\r\n<td>A53, Type S means seamless.\r\nType F is furnace but welded,\r\nType E is Electrical resist welded.<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Difference between seamless and non-seamless pipe-supplying process<\/td>\r\n<td>Seamless steel pipe can be produced one time in the rolling process. Welded steel pipe is supplied with steel strips or steel plate, through bending and different welding processes<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Cost &amp; Price difference between seamless and welded (ERW) Pipe<\/td>\r\n<td>Welded pipes are always cheaper compared to Seamless Pipes.<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<\/figure>\r\n<!-- \/wp:table -->","parent":0,"count":1,"filter":"raw"},{"term_id":3137,"name":"erw piping meaning","slug":"erw-piping-meaning","term_group":0,"term_taxonomy_id":3137,"taxonomy":"post_tag","description":"","parent":0,"count":1,"filter":"raw"},{"term_id":3134,"name":"steel erw pipe","slug":"steel-erw-pipe","term_group":0,"term_taxonomy_id":3134,"taxonomy":"post_tag","description":"","parent":0,"count":1,"filter":"raw"},{"term_id":3136,"name":"steel pipe erw","slug":"steel-pipe-erw","term_group":0,"term_taxonomy_id":3136,"taxonomy":"post_tag","description":"","parent":0,"count":1,"filter":"raw"},{"term_id":3138,"name":"what is erw pipe","slug":"what-is-erw-pipe","term_group":0,"term_taxonomy_id":3138,"taxonomy":"post_tag","description":"","parent":0,"count":1,"filter":"raw"}],"taxonomy_info":{"category":[{"value":1,"label":"Uncategorized"}],"post_tag":[{"value":3133,"label":"cdw pipe"},{"value":3132,"label":"ERW Pipe"},{"value":3137,"label":"erw piping meaning"},{"value":3134,"label":"steel erw pipe"},{"value":3136,"label":"steel pipe erw"},{"value":3138,"label":"what is erw pipe"}]},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>ERW Pipe, Seamless Pipe vs ERW Pipe, ERW Pipe vs CDW Pipe | ZECO<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/zecovalve.com\/fr\/what-is-the-difference-between-erw-and-cdw-pipes-zeco-api-approved-valve-supplier.html\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"ERW Pipe, Seamless Pipe vs ERW Pipe, ERW Pipe vs CDW Pipe | ZECO\" \/>\n<meta property=\"og:description\" content=\"What is ERW Pipe? 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