{"id":7724,"date":"2021-06-25T04:30:37","date_gmt":"2021-06-25T04:30:37","guid":{"rendered":"https:\/\/www.kaysuns.com\/?p=7724"},"modified":"2025-12-30T01:27:34","modified_gmt":"2025-12-30T01:27:34","slug":"duplex-2205-vs-acier-inoxydable-316","status":"publish","type":"blog","link":"https:\/\/www.kaysuns.com\/fr\/blog\/duplex-2205-vs-acier-inoxydable-316\/","title":{"rendered":"Duplex 2205 vs 316 acier inoxydable"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"7724\" class=\"elementor elementor-7724\" data-elementor-post-type=\"blog\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-98ce523 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"98ce523\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-22c2e35\" data-id=\"22c2e35\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a8185be elementor-widget elementor-widget-image\" data-id=\"a8185be\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"2560\" height=\"1049\" src=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/06\/Duplex-2205-VS-316-Stainless-Steel-scaled.webp\" class=\"attachment-full size-full wp-image-55198\" alt=\"Duplex 2205 VS 316 Acier Inoxydable\" srcset=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/06\/Duplex-2205-VS-316-Stainless-Steel-scaled.webp 2560w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/06\/Duplex-2205-VS-316-Stainless-Steel-300x123.webp 300w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/06\/Duplex-2205-VS-316-Stainless-Steel-1024x420.webp 1024w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/06\/Duplex-2205-VS-316-Stainless-Steel-768x315.webp 768w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/06\/Duplex-2205-VS-316-Stainless-Steel-1536x629.webp 1536w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/06\/Duplex-2205-VS-316-Stainless-Steel-2048x839.webp 2048w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/06\/Duplex-2205-VS-316-Stainless-Steel-18x7.webp 18w\" sizes=\"(max-width: 2560px) 100vw, 2560px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2328aa5c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2328aa5c\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-8ad6f9b\" data-id=\"8ad6f9b\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-63358cc9 elementor-widget elementor-widget-heading\" data-id=\"63358cc9\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Duplex 2205 VS 316 Acier Inoxydable<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-49d3ef6 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"49d3ef6\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-39f79634\" data-id=\"39f79634\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-19c0af34 elementor-widget elementor-widget-text-editor\" data-id=\"19c0af34\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>L&#039;acier inoxydable 316 est un mat\u00e9riau commun, largement utilis\u00e9 dans la p\u00e9trochimie, les usines d&#039;engrais, la construction navale et d&#039;autres industries. L&#039;application de l&#039;acier duplex 2205 est de plus en plus \u00e9tendue, en particulier dans le p\u00e9trole offshore, le dessalement d&#039;eau de mer et d&#039;autres domaines avec des exigences \u00e9lev\u00e9es en mati\u00e8re de corrosion. S&#039;il faut utiliser <a href=\"https:\/\/www.kaysuns.com\/fr\/tuyaux-en-acier-inoxydable\/\" target=\"_blank\">tuyau en acier inoxydable 316<\/a> ou <a href=\"https:\/\/www.kaysuns.com\/fr\/2205-2507-duplex-pipe-supplier\/\" target=\"_blank\">tuyau duplex<\/a> est un probl\u00e8me que nos clients rencontrent souvent. Cet article pr\u00e9sente bri\u00e8vement les diff\u00e9rences entre l&#039;acier inoxydable duplex 2205 et 316. J&#039;esp\u00e8re que cela vous sera utile.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-178902ea elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"178902ea\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6cc70c0b\" data-id=\"6cc70c0b\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-39205a5 elementor-widget elementor-widget-heading\" data-id=\"39205a5\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Duplex 2205 et 316 : diff\u00e9rence chimique<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-36f1ca49 elementor-widget elementor-widget-text-editor\" data-id=\"36f1ca49\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>L&#039;acier inoxydable 316 est largement utilis\u00e9 dans l&#039;industrie chimique en raison de son excellente r\u00e9sistance \u00e0 la corrosion. Il contient un \u00e9l\u00e9ment molybd\u00e8ne 2-3% et appartient au d\u00e9riv\u00e9 de l&#039;acier inoxydable aust\u00e9nitique 18-8. Quant au Duplex 2205, il a \u00e9t\u00e9 additionn\u00e9 d&#039;azote pour am\u00e9liorer sa r\u00e9sistance partielle \u00e0 la corrosion. Et le tissu de solution solide dans la ferrite et l&#039;aust\u00e9nite a occup\u00e9 chaque moiti\u00e9, au moins l&#039;un d&#039;entre eux doit atteindre 30%, ce qui lui permet de pr\u00e9senter les caract\u00e9ristiques de la ferrite et de l&#039;acier inoxydable aust\u00e9nitique.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3ba51cc elementor-position-inline-start elementor-mobile-position-inline-start elementor-view-default elementor-widget elementor-widget-icon-box\" data-id=\"3ba51cc\" data-element_type=\"widget\" data-widget_type=\"icon-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-box-wrapper\">\n\n\t\t\t\t\t\t<div class=\"elementor-icon-box-icon\">\n\t\t\t\t<a href=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/07\/DUPLEX-STAINLESS-STEEL-2205.pdf\" target=\"_blank\" class=\"elementor-icon\" tabindex=\"-1\" aria-label=\"Acier inoxydable duplex 2205\">\n\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-file-pdf\"><\/i>\t\t\t\t<\/a>\n\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t<div class=\"elementor-icon-box-content\">\n\n\t\t\t\t\t\t\t\t\t<h3 class=\"elementor-icon-box-title\">\n\t\t\t\t\t\t<a href=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/07\/DUPLEX-STAINLESS-STEEL-2205.pdf\" target=\"_blank\" >\n\t\t\t\t\t\t\tAcier inoxydable duplex 2205\t\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/h3>\n\t\t\t\t\n\t\t\t\t\n\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4d5dd60f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4d5dd60f\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-28dcd89b\" data-id=\"28dcd89b\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3b6e1c3 elementor-widget elementor-widget-heading\" data-id=\"3b6e1c3\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Duplex 2205 et 316 : principales diff\u00e9rences<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-66794b87 elementor-widget elementor-widget-text-editor\" data-id=\"66794b87\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li>a) La limite d&#039;\u00e9lasticit\u00e9 du duplex 2205 est une fois sup\u00e9rieure \u00e0 celle du 316L et sa t\u00e9nacit\u00e9 plastique est suffisante pour le moulage. Et l&#039;\u00e9paisseur de paroi du r\u00e9cipient sous pression en duplex 2205 est 30-50% plus fine que celle du 316L, ce qui peut r\u00e9duire les co\u00fbts.<\/li><li>b) Duplex 2205 offre une excellente r\u00e9sistance \u00e0 la corrosion sous contrainte, en particulier lorsqu&#039;il est utilis\u00e9 dans un environnement marin contenant des ions chlorure. Cependant, la corrosion sous contrainte est un probl\u00e8me important \u00e0 r\u00e9soudre pour l&#039;acier inoxydable aust\u00e9nitique, y compris le 316L.<\/li><\/ul><ul><li>c) Le Duplex 2205 offre une meilleure r\u00e9sistance \u00e0 la corrosion que le 316L dans de nombreux milieux. Il offre une tr\u00e8s haute r\u00e9sistance \u00e0 la corrosion dans l&#039;acide ac\u00e9tique, l&#039;acide formique et peut m\u00eame remplacer l&#039;acier inoxydable aust\u00e9nitique et l&#039;alliage r\u00e9sistant \u00e0 la corrosion. Cependant, pour choisir le duplex 2205 ou 316L, il est toujours d\u00e9termin\u00e9 par les besoins environnementaux et le co\u00fbt.<\/li><\/ul><ul><li>d) Le duplex 2205 a une r\u00e9sistance \u00e9lev\u00e9e et une r\u00e9sistance \u00e0 la corrosion locale id\u00e9ale, une r\u00e9sistance \u00e0 la corrosion \u00e0 l&#039;usure et des performances de fatigue par corrosion, qui sont meilleures que l&#039;acier inoxydable 316L.<\/li><\/ul><ul><li>e) Le coefficient de dilatation lin\u00e9aire du duplex 2205 est inf\u00e9rieur au 316L, et il est proche de l&#039;acier au carbone. Cela rend le duplex 2205 adapt\u00e9 \u00e0 la connexion en acier au carbone, apportant une grande importance pour l&#039;ing\u00e9nierie.<\/li><\/ul><ul><li>f) Peu importe que ce soit dans des conditions de charge dynamiques ou statiques, le duplex 2205 a une capacit\u00e9 d&#039;absorption d&#039;\u00e9nergie plus \u00e9lev\u00e9e que le 316L, ce qui apporte des avantages \u00e9vidents et des valeurs d&#039;application pratiques pour les pi\u00e8ces structurelles ou les tuyaux lors de situations d&#039;urgence telles qu&#039;un impact, une explosion.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-426627 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"426627\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-642068\" data-id=\"642068\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c7db63d elementor-widget elementor-widget-heading\" data-id=\"c7db63d\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Les Inconv\u00e9nients du Duplex 2205<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3613cbfc elementor-widget elementor-widget-text-editor\" data-id=\"3613cbfc\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Avec autant d&#039;avantages, le duplex 2205 semble sup\u00e9rieur au 316. Cependant, compar\u00e9 au 316, le duplex 2205 a aussi les inconv\u00e9nients :<\/p><ul><li>a) L&#039;application du duplex 2205 n&#039;est pas aussi universelle ou diversifi\u00e9e que le 316L. Par exemple, si l&#039;on a besoin de travailler \u00e0 une temp\u00e9rature inf\u00e9rieure \u00e0 250 degr\u00e9s pendant une longue p\u00e9riode, alors seul l&#039;acier inoxydable 316L peut \u00eatre comp\u00e9tent.<\/li><\/ul><ul><li>b) La t\u00e9nacit\u00e9 plastique du duplex 2205 est inf\u00e9rieure \u00e0 celle du 316L et ses performances sont \u00e9galement moins bonnes lors du traitement \u00e0 froid et du formage.<\/li><\/ul><ul><li>c) Duplex 2205 a une fragilit\u00e9 \u00e0 temp\u00e9rature moyenne, et le syst\u00e8me de traitement thermique et de processus de soudage doit \u00eatre strictement contr\u00f4l\u00e9, afin d&#039;\u00e9viter l&#039;apparition d&#039;une phase nocive, causant des dommages.<\/li><\/ul><ul><li style=\"list-style-type: none;\"><ul><li>d) Par rapport \u00e0 l&#039;acier inoxydable aust\u00e9nitique, la faiblesse de l&#039;acier inoxydable duplex est qu&#039;il contient une grande quantit\u00e9 de tissu ferrite.<\/li><\/ul><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2c778b95 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2c778b95\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-337179cf\" data-id=\"337179cf\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f9c86bd elementor-widget elementor-widget-heading\" data-id=\"f9c86bd\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Duplex 2205 VS 316 SS Co\u00fbt<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5ca89aff elementor-widget elementor-widget-text-editor\" data-id=\"5ca89aff\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Certaines personnes peuvent penser que le prix de l&#039;acier duplex est tr\u00e8s \u00e9lev\u00e9, bien sup\u00e9rieur \u00e0 celui de l&#039;acier inoxydable 316. En fait, cela d\u00e9pend du produit. Par rapport aux tuyaux en acier inoxydable, les prix des tuyaux en acier duplex 2205 et des tuyaux en acier inoxydable 316 sont similaires, la diff\u00e9rence ne d\u00e9passant pas 3 000 dollars am\u00e9ricains par tonne.<\/p><p>Mais pour les raccords de tuyauterie, en raison des caract\u00e9ristiques de l&#039;acier duplex, son processus de fabrication est plus compliqu\u00e9 et difficile. Le prix de <a href=\"https:\/\/www.kaysuns.com\/fr\/raccords-de-tuyauterie-en-acier-inoxydable\/\" target=\"_blank\">raccords de tuyauterie duplex<\/a> est plus cher que celui des raccords de tuyauterie en acier inoxydable 316.<\/p><p>Nous fournissons \u00e0 la fois des tuyaux et des raccords duplex 2205 et 316 SS, vous pouvez nous contacter s&#039;il y a des exigences.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5da8314 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5da8314\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-0847b83\" data-id=\"0847b83\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-61fff86 elementor-widget elementor-widget-heading\" data-id=\"61fff86\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Nous contacter<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e3d9a71 elementor-widget-divider--view-line_text elementor-widget-divider--element-align-left elementor-widget elementor-widget-divider\" data-id=\"e3d9a71\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t\t<span class=\"elementor-divider__text elementor-divider__element\">\n\t\t\t\tPrendre contact\t\t\t\t<\/span>\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0970371 elementor-align-start elementor-widget__width-initial elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"0970371\" data-element_type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-map-marker-alt\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">RM901 No.22 Tangjiaqiao Road Wenzhou Chine<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-phone-square-alt\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">+86 577 8551 1171<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"mailto:sales@kaysuns.com\" target=\"_blank\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-envelope-square\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">sales@kaysuns.com<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.kaysuns.com\/fr\/\" target=\"_blank\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-book-reader\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">https:\/\/www.kaysuns.com\/<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ca204c4 elementor-widget-divider--view-line_text elementor-widget-divider--element-align-left elementor-widget elementor-widget-divider\" data-id=\"ca204c4\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t\t<span class=\"elementor-divider__text elementor-divider__element\">\n\t\t\t\tTrouvez-nous\t\t\t\t<\/span>\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-eca0a05 e-grid-align-left elementor-shape-square elementor-grid-0 elementor-widget elementor-widget-social-icons\" data-id=\"eca0a05\" data-element_type=\"widget\" data-widget_type=\"social-icons.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-social-icons-wrapper elementor-grid\" role=\"list\">\n\t\t\t\t\t\t\t<span class=\"elementor-grid-item\" role=\"listitem\">\n\t\t\t\t\t<a class=\"elementor-icon elementor-social-icon elementor-social-icon-facebook elementor-repeater-item-2f55736\" href=\"https:\/\/www.facebook.com\/kaysuns?mibextid=LQQJ4d\" target=\"_blank\" rel=\"nofollow\" >\n\t\t\t\t\t\t<span class=\"elementor-screen-only\">Facebook<\/span>\n\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fab fa-facebook\"><\/i>\t\t\t\t\t<\/a>\n\t\t\t\t<\/span>\n\t\t\t\t\t\t\t<span class=\"elementor-grid-item\" role=\"listitem\">\n\t\t\t\t\t<a class=\"elementor-icon elementor-social-icon elementor-social-icon-linkedin elementor-repeater-item-25db865\" href=\"https:\/\/www.linkedin.com\/company\/kaysuns\/\" target=\"_blank\" rel=\"nofollow\" >\n\t\t\t\t\t\t<span class=\"elementor-screen-only\">Linkedin<\/span>\n\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fab fa-linkedin\"><\/i>\t\t\t\t\t<\/a>\n\t\t\t\t<\/span>\n\t\t\t\t\t\t\t<span class=\"elementor-grid-item\" role=\"listitem\">\n\t\t\t\t\t<a class=\"elementor-icon elementor-social-icon elementor-social-icon-envelope elementor-repeater-item-bb1358c\" href=\"mailto:sales@kaysuns.com\" target=\"_blank\">\n\t\t\t\t\t\t<span class=\"elementor-screen-only\">Enveloppe<\/span>\n\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"far fa-envelope\"><\/i>\t\t\t\t\t<\/a>\n\t\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-e69f218\" data-id=\"e69f218\" data-element_type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-622efad elementor-button-align-stretch elementor-widget elementor-widget-form\" data-id=\"622efad\" data-element_type=\"widget\" data-settings=\"{&quot;step_next_label&quot;:&quot;Next&quot;,&quot;step_previous_label&quot;:&quot;Previous&quot;,&quot;button_width&quot;:&quot;100&quot;,&quot;step_type&quot;:&quot;number_text&quot;,&quot;step_icon_shape&quot;:&quot;circle&quot;}\" data-widget_type=\"form.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<form class=\"elementor-form\" method=\"post\" name=\"Blog-Contact\" aria-label=\"Blog-Contact\" action=\"\">\n\t\t\t<input type=\"hidden\" name=\"post_id\" value=\"7724\"\/>\n\t\t\t<input type=\"hidden\" name=\"form_id\" value=\"622efad\"\/>\n\t\t\t<input type=\"hidden\" name=\"referer_title\" value=\"Duplex 2205 vs 316 Stainles Steel - The Performance and Cost Difference\" \/>\n\n\t\t\t\t\t\t\t<input type=\"hidden\" name=\"queried_id\" value=\"7724\"\/>\n\t\t\t\n\t\t\t<div class=\"elementor-form-fields-wrapper elementor-labels-above\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-text elementor-field-group elementor-column elementor-field-group-name elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-name\" class=\"elementor-field-label\">\n\t\t\t\t\t\t\t\tNom\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"text\" name=\"form_fields[name]\" id=\"form-field-name\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Nom\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-email elementor-field-group elementor-column elementor-field-group-email elementor-col-100 elementor-field-required\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-email\" class=\"elementor-field-label\">\n\t\t\t\t\t\t\t\tCourriel :\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"email\" name=\"form_fields[email]\" id=\"form-field-email\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Courriel :\" required=\"required\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-textarea elementor-field-group elementor-column elementor-field-group-message elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-message\" class=\"elementor-field-label\">\n\t\t\t\t\t\t\t\tMessage\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t<textarea class=\"elementor-field-textual elementor-field  elementor-size-sm\" name=\"form_fields[message]\" id=\"form-field-message\" rows=\"4\" placeholder=\"Message\"><\/textarea>\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-upload elementor-field-group elementor-column elementor-field-group-field_e16bef1 elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-field_e16bef1\" class=\"elementor-field-label\">\n\t\t\t\t\t\t\t\tVous pouvez \u00e9galement l'envoyer \u00e0 notre adresse \u00e9lectronique sales@kaysuns.com.\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t<input type=\"file\" name=\"form_fields[field_e16bef1][]\" id=\"form-field-field_e16bef1\" class=\"elementor-field elementor-size-sm  elementor-upload-field\" multiple=\"multiple\" data-maxsize=\"50\" data-maxsize-message=\"Ce fichier d\u00e9passe la taille maximale autoris\u00e9e.\" data-no-translation-data-maxsize-message=\"\">\n\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-recaptcha_v3 elementor-field-group elementor-column elementor-field-group-field_1051df5 elementor-col-100 recaptcha_v3-bottomright\">\n\t\t\t\t\t<div class=\"elementor-field\" id=\"form-field-field_1051df5\"><div class=\"elementor-g-recaptcha\" data-sitekey=\"6LdwwZUbAAAAAK75C0Nw7twMoqOmGrEq3AAkFLOy\" data-type=\"v3\" data-action=\"Form\" data-badge=\"bottomright\" data-size=\"invisible\"><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-group elementor-column elementor-field-type-submit elementor-col-100 e-form__buttons\">\n\t\t\t\t\t<button class=\"elementor-button elementor-size-sm\" type=\"submit\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Envoyer<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/button>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<input type=\"hidden\" name=\"trp-form-language\" value=\"fr\"\/><\/form>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-ab1dca2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ab1dca2\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2989dec\" data-id=\"2989dec\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-22bdff4 elementor-share-buttons--shape-rounded elementor-share-buttons--view-icon-text elementor-share-buttons--skin-gradient elementor-grid-0 elementor-share-buttons--color-official elementor-widget elementor-widget-share-buttons\" data-id=\"22bdff4\" data-element_type=\"widget\" data-widget_type=\"share-buttons.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-grid\" role=\"list\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-grid-item\" role=\"listitem\">\n\t\t\t\t\t\t<div class=\"elementor-share-btn elementor-share-btn_facebook\" role=\"button\" tabindex=\"0\" aria-label=\"Partager sur facebook\" data-no-translation-aria-label=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__icon\">\n\t\t\t\t\t\t\t\t<i class=\"fab fa-facebook\" aria-hidden=\"true\"><\/i>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-share-btn__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__title\">\n\t\t\t\t\t\t\t\t\t\tFacebook\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-grid-item\" role=\"listitem\">\n\t\t\t\t\t\t<div class=\"elementor-share-btn elementor-share-btn_twitter\" role=\"button\" tabindex=\"0\" aria-label=\"Partager sur twitter\" data-no-translation-aria-label=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__icon\">\n\t\t\t\t\t\t\t\t<i class=\"fab fa-twitter\" aria-hidden=\"true\"><\/i>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-share-btn__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__title\">\n\t\t\t\t\t\t\t\t\t\tTwitter\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-grid-item\" role=\"listitem\">\n\t\t\t\t\t\t<div class=\"elementor-share-btn elementor-share-btn_linkedin\" role=\"button\" tabindex=\"0\" aria-label=\"Partager sur linkedin\" data-no-translation-aria-label=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__icon\">\n\t\t\t\t\t\t\t\t<i class=\"fab fa-linkedin\" aria-hidden=\"true\"><\/i>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-share-btn__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__title\">\n\t\t\t\t\t\t\t\t\t\tLinkedIn\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"featured_media":7734,"template":"","categories":[190,186,85],"tags":[230,228,229,188,200,187],"class_list":["post-7724","blog","type-blog","status-publish","has-post-thumbnail","hentry","category-company-news","category-stainless-steel-knowledge","category-news","tag-316-pipe","tag-316-ss","tag-316-stainless-steel","tag-duplex-2205","tag-duplex-pipe","tag-duplex-steel"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Duplex 2205 vs 316 Stainles Steel - The Performance and Cost Difference<\/title>\n<meta name=\"description\" content=\"Duplex 2205 VS 316 stainless steel, they are different material, duplex 2205 has a very better strength, but higher cost than 316 SS.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.kaysuns.com\/fr\/blog\/duplex-2205-vs-acier-inoxydable-316\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Duplex 2205 vs 316 Stainles Steel - The Performance and Cost Difference\" \/>\n<meta property=\"og:description\" content=\"Duplex 2205 VS 316 stainless steel, they are different material, duplex 2205 has a very better strength, but higher cost than 316 SS.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.kaysuns.com\/fr\/blog\/duplex-2205-vs-acier-inoxydable-316\/\" \/>\n<meta property=\"og:site_name\" content=\"Stainless Steel Pipe and Fittings | KAYSUNS\" \/>\n<meta property=\"article:modified_time\" content=\"2025-12-30T01:27:34+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/06\/duplex-pipe-S31803-Kaysuns.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"403\" \/>\n\t<meta property=\"og:image:height\" content=\"302\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data1\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.kaysuns.com\/blog\/duplex-2205-vs-316-stainles-steel\/\",\"url\":\"https:\/\/www.kaysuns.com\/blog\/duplex-2205-vs-316-stainles-steel\/\",\"name\":\"Duplex 2205 vs 316 Stainles Steel - The Performance and Cost Difference\",\"isPartOf\":{\"@id\":\"https:\/\/www.kaysuns.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.kaysuns.com\/blog\/duplex-2205-vs-316-stainles-steel\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.kaysuns.com\/blog\/duplex-2205-vs-316-stainles-steel\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/06\/duplex-pipe-S31803-Kaysuns.jpg\",\"datePublished\":\"2021-06-25T04:30:37+00:00\",\"dateModified\":\"2025-12-30T01:27:34+00:00\",\"description\":\"Duplex 2205 VS 316 stainless steel, they are different material, duplex 2205 has a very better strength, but higher cost than 316 SS.\",\"breadcrumb\":{\"@id\":\"https:\/\/www.kaysuns.com\/blog\/duplex-2205-vs-316-stainles-steel\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.kaysuns.com\/blog\/duplex-2205-vs-316-stainles-steel\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/www.kaysuns.com\/blog\/duplex-2205-vs-316-stainles-steel\/#primaryimage\",\"url\":\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/06\/duplex-pipe-S31803-Kaysuns.jpg\",\"contentUrl\":\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/06\/duplex-pipe-S31803-Kaysuns.jpg\",\"width\":403,\"height\":302,\"caption\":\"duplex pipe S31803 seamless stainless steel tube\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.kaysuns.com\/blog\/duplex-2205-vs-316-stainles-steel\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.kaysuns.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Duplex 2205 vs 316 Stainles Steel\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.kaysuns.com\/#website\",\"url\":\"https:\/\/www.kaysuns.com\/\",\"name\":\"Stainless Steel Pipe and Fittings | KAYSUNS\",\"description\":\"Stainless Steel Pipe &amp; Fittings Manufacturer and Supplier in China\",\"publisher\":{\"@id\":\"https:\/\/www.kaysuns.com\/#organization\"},\"alternateName\":\"KAYSUNS\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.kaysuns.com\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.kaysuns.com\/#organization\",\"name\":\"Kaysuns Industry Ltd.\",\"url\":\"https:\/\/www.kaysuns.com\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/www.kaysuns.com\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/12\/cropped-neve-industrial-logo-1.png\",\"contentUrl\":\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/12\/cropped-neve-industrial-logo-1.png\",\"width\":52,\"height\":59,\"caption\":\"Kaysuns Industry Ltd.\"},\"image\":{\"@id\":\"https:\/\/www.kaysuns.com\/#\/schema\/logo\/image\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Duplex 2205 vs acier inoxydable 316 - La diff\u00e9rence de performance et de co\u00fbt","description":"Duplex 2205 VS 316 en acier inoxydable, ce sont des mat\u00e9riaux diff\u00e9rents, le duplex 2205 a une tr\u00e8s meilleure r\u00e9sistance, mais un co\u00fbt plus \u00e9lev\u00e9 que le 316 SS.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.kaysuns.com\/fr\/blog\/duplex-2205-vs-acier-inoxydable-316\/","og_locale":"fr_FR","og_type":"article","og_title":"Duplex 2205 vs 316 Stainles Steel - The Performance and Cost Difference","og_description":"Duplex 2205 VS 316 stainless steel, they are different material, duplex 2205 has a very better strength, but higher cost than 316 SS.","og_url":"https:\/\/www.kaysuns.com\/fr\/blog\/duplex-2205-vs-acier-inoxydable-316\/","og_site_name":"Stainless Steel Pipe and Fittings | KAYSUNS","article_modified_time":"2025-12-30T01:27:34+00:00","og_image":[{"width":403,"height":302,"url":"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/06\/duplex-pipe-S31803-Kaysuns.jpg","type":"image\/jpeg"}],"twitter_card":"summary_large_image","twitter_misc":{"Dur\u00e9e de lecture estim\u00e9e":"4 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.kaysuns.com\/blog\/duplex-2205-vs-316-stainles-steel\/","url":"https:\/\/www.kaysuns.com\/blog\/duplex-2205-vs-316-stainles-steel\/","name":"Duplex 2205 vs acier inoxydable 316 - La diff\u00e9rence de performance et de co\u00fbt","isPartOf":{"@id":"https:\/\/www.kaysuns.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.kaysuns.com\/blog\/duplex-2205-vs-316-stainles-steel\/#primaryimage"},"image":{"@id":"https:\/\/www.kaysuns.com\/blog\/duplex-2205-vs-316-stainles-steel\/#primaryimage"},"thumbnailUrl":"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/06\/duplex-pipe-S31803-Kaysuns.jpg","datePublished":"2021-06-25T04:30:37+00:00","dateModified":"2025-12-30T01:27:34+00:00","description":"Duplex 2205 VS 316 en acier inoxydable, ce sont des mat\u00e9riaux diff\u00e9rents, le duplex 2205 a une tr\u00e8s meilleure r\u00e9sistance, mais un co\u00fbt plus \u00e9lev\u00e9 que le 316 SS.","breadcrumb":{"@id":"https:\/\/www.kaysuns.com\/blog\/duplex-2205-vs-316-stainles-steel\/#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.kaysuns.com\/blog\/duplex-2205-vs-316-stainles-steel\/"]}]},{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.kaysuns.com\/blog\/duplex-2205-vs-316-stainles-steel\/#primaryimage","url":"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/06\/duplex-pipe-S31803-Kaysuns.jpg","contentUrl":"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/06\/duplex-pipe-S31803-Kaysuns.jpg","width":403,"height":302,"caption":"duplex pipe S31803 seamless stainless steel tube"},{"@type":"BreadcrumbList","@id":"https:\/\/www.kaysuns.com\/blog\/duplex-2205-vs-316-stainles-steel\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.kaysuns.com\/"},{"@type":"ListItem","position":2,"name":"Duplex 2205 vs 316 Stainles Steel"}]},{"@type":"WebSite","@id":"https:\/\/www.kaysuns.com\/#website","url":"https:\/\/www.kaysuns.com\/","name":"Tubes et raccords en acier inoxydable | KAYSUNS","description":"Tubes et raccords en acier inoxydable Fabricant et Fournisseur en Chine","publisher":{"@id":"https:\/\/www.kaysuns.com\/#organization"},"alternateName":"KAYSUNS","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.kaysuns.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Organization","@id":"https:\/\/www.kaysuns.com\/#organization","name":"Kaysuns Industry Ltd.","url":"https:\/\/www.kaysuns.com\/","logo":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.kaysuns.com\/#\/schema\/logo\/image\/","url":"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/12\/cropped-neve-industrial-logo-1.png","contentUrl":"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/12\/cropped-neve-industrial-logo-1.png","width":52,"height":59,"caption":"Kaysuns Industry Ltd."},"image":{"@id":"https:\/\/www.kaysuns.com\/#\/schema\/logo\/image\/"}}]}},"_links":{"self":[{"href":"https:\/\/www.kaysuns.com\/fr\/wp-json\/wp\/v2\/blog\/7724","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kaysuns.com\/fr\/wp-json\/wp\/v2\/blog"}],"about":[{"href":"https:\/\/www.kaysuns.com\/fr\/wp-json\/wp\/v2\/types\/blog"}],"version-history":[{"count":34,"href":"https:\/\/www.kaysuns.com\/fr\/wp-json\/wp\/v2\/blog\/7724\/revisions"}],"predecessor-version":[{"id":56344,"href":"https:\/\/www.kaysuns.com\/fr\/wp-json\/wp\/v2\/blog\/7724\/revisions\/56344"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kaysuns.com\/fr\/wp-json\/wp\/v2\/media\/7734"}],"wp:attachment":[{"href":"https:\/\/www.kaysuns.com\/fr\/wp-json\/wp\/v2\/media?parent=7724"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kaysuns.com\/fr\/wp-json\/wp\/v2\/categories?post=7724"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kaysuns.com\/fr\/wp-json\/wp\/v2\/tags?post=7724"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}