{"id":5257,"date":"2019-09-12T02:32:48","date_gmt":"2019-09-12T02:32:48","guid":{"rendered":"https:\/\/www.kaysuns.com\/?p=5257"},"modified":"2025-10-09T06:43:32","modified_gmt":"2025-10-09T06:43:32","slug":"caracteristiques-des-aciers-inoxydables-de-la-serie-300","status":"publish","type":"blog","link":"https:\/\/www.kaysuns.com\/fr\/blog\/caracteristiques-des-aciers-inoxydables-de-la-serie-300\/","title":{"rendered":"Caract\u00e9ristiques des aciers inoxydables de la s\u00e9rie 300"},"content":{"rendered":"<h2>Le tuyau Duplex 2205 est plus r\u00e9sistant \u00e0 la corrosion que l&#039;acier inoxydable de la s\u00e9rie 300<\/h2>\n<p><a href=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/09\/IMG_20160713_0917291.jpg\" target=\"_blank\"><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-5258\" src=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/09\/IMG_20160713_0917291.jpg\" alt=\"tuyau duplex 2205\" width=\"1000\" height=\"534\" srcset=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/09\/IMG_20160713_0917291.jpg 1000w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/09\/IMG_20160713_0917291-300x160.jpg 300w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/09\/IMG_20160713_0917291-768x410.jpg 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/a><\/p>\n<h3><strong>R\u00e9sistance \u00e0 la corrosion<\/strong><\/h3>\n<p>R\u00e9sistance \u00e0 la corrosion de <a href=\"https:\/\/www.kaysuns.com\/fr\/duplex-2205-stainless-steel-pipe\/\" target=\"_blank\">tuyau duplex 2205<\/a> est meilleur que le tuyau en acier inoxydable 304, avec une bonne r\u00e9sistance \u00e0 la corrosion dans la production de p\u00e2te et de papier. De plus, l&#039;acier inoxydable 316 est \u00e9galement r\u00e9sistant \u00e0 l&#039;\u00e9rosion par les atmosph\u00e8res marines et industrielles agressives.<\/p>\n<h3><strong>R\u00e9sistance \u00e0 la chaleur<\/strong><\/h3>\n<p>L&#039;acier inoxydable 316 a une bonne r\u00e9sistance \u00e0 l&#039;oxydation en utilisation intermittente en dessous de 1600 \u00b0C et en utilisation continue en dessous de 1700 \u00b0C. Dans la plage de 800-1575 degr\u00e9s, il est pr\u00e9f\u00e9rable de ne pas appliquer en continu d&#039;acier inoxydable 316, mais lorsque l&#039;acier inoxydable 316 est utilis\u00e9 en continu en dehors de cette plage de temp\u00e9ratures, l&#039;acier inoxydable a une bonne r\u00e9sistance \u00e0 la chaleur. L&#039;acier inoxydable 316L a une meilleure r\u00e9sistance aux pr\u00e9cipitations de carbure que l&#039;acier inoxydable 316 et peut \u00eatre utilis\u00e9 dans la plage de temp\u00e9ratures ci-dessus.<\/p>\n<h3><strong>Traitement thermique<\/strong><\/h3>\n<p>Le recuit est effectu\u00e9 \u00e0 une temp\u00e9rature allant de 1850 \u00e0 2050 degr\u00e9s, suivi d&#039;un recuit rapide et d&#039;un refroidissement rapide. L&#039;acier inoxydable 316 ne peut pas \u00eatre durci par traitement thermique.<\/p>\n<h3><strong>Soudage<\/strong><\/h3>\n<p>L'acier inoxydable 316 pr\u00e9sente de bonnes propri\u00e9t\u00e9s de soudage. Toutes les m\u00e9thodes de soudage standard peuvent \u00eatre utilis\u00e9es pour le soudage. Lors du soudage, des baguettes d'apport ou des baguettes de soudage en acier inoxydable 316Cb, 316L ou 309Cb peuvent \u00eatre utilis\u00e9es pour le soudage selon l'application. Pour une meilleure r\u00e9sistance \u00e0 la corrosion, la section soud\u00e9e de l'acier inoxydable 316 n\u00e9cessite <a href=\"https:\/\/www.kaysuns.com\/fr\/corrosion-post-soudure\/\" target=\"_blank\" rel=\"noopener\">post-soudure<\/a> recuit. Si l'acier inoxydable 316L est utilis\u00e9, le recuit post-soudure n'est pas n\u00e9cessaire.<\/p>\n<p>Le 304 est un acier inoxydable polyvalent qui est largement utilis\u00e9 pour fabriquer des \u00e9quipements et des pi\u00e8ces n\u00e9cessitant de bonnes performances globales (r\u00e9sistance \u00e0 la corrosion et formabilit\u00e9).<\/p>\n<p>L&#039;acier inoxydable 301 pr\u00e9sente un \u00e9crouissage important pendant la d\u00e9formation et est utilis\u00e9 dans une vari\u00e9t\u00e9 d&#039;applications o\u00f9 une r\u00e9sistance plus \u00e9lev\u00e9e est requise.<\/p>\n<p>L'acier inoxydable 302 est essentiellement une variante de l'acier inoxydable 304 avec une teneur en carbone plus \u00e9lev\u00e9e, ce qui lui conf\u00e8re une plus grande r\u00e9sistance. <a href=\"https:\/\/www.kaysuns.com\/fr\/procede-de-laminage-a-froid\/\" target=\"_blank\" rel=\"noopener\">le laminage \u00e0 froid<\/a>.<\/p>\n<p>302B est un acier inoxydable \u00e0 haute teneur en silicium avec une r\u00e9sistance \u00e9lev\u00e9e \u00e0 l&#039;oxydation \u00e0 haute temp\u00e9rature.<\/p>\n<p>303 et 303Se sont des aciers inoxydables de d\u00e9colletage contenant respectivement du soufre et du s\u00e9l\u00e9nium, pour des applications o\u00f9 les principales exigences sont une coupe facile et un brillant \u00e9lev\u00e9. L&#039;inox 303Se est aussi utilis\u00e9 pour r\u00e9aliser des pi\u00e8ces qui demandent de l&#039;enthousiasme, car dans ces conditions, cet inox a une bonne usinabilit\u00e9 \u00e0 chaud.<\/p>\n<p>304L est une variante de l'acier inoxydable 304 avec une teneur en carbone plus faible pour les applications n\u00e9cessitant un soudage. La faible teneur en carbone minimise la pr\u00e9cipitation de carbures dans la zone affect\u00e9e thermiquement pr\u00e8s de la soudure, ce qui peut entra\u00eener des probl\u00e8mes de corrosion. <a href=\"https:\/\/www.kaysuns.com\/fr\/corrosion-intergranulaire-danger-cache\/\" target=\"_blank\" rel=\"noopener\">corrosion intergranulaire<\/a> (\u00e9rosion des soudures) dans certains environnements.<\/p>\n<p>Le 304N est un acier inoxydable contenant de l&#039;azote qui est ajout\u00e9 pour augmenter la r\u00e9sistance de l&#039;acier.<\/p>\n<p>Les aciers inoxydables 305 et 384 contiennent une teneur \u00e9lev\u00e9e en nickel et ont un faible taux d&#039;\u00e9crouissage, ce qui les rend adapt\u00e9s \u00e0 une large gamme d&#039;applications o\u00f9 la formabilit\u00e9 \u00e0 froid est critique.<\/p>\n<p>L&#039;acier inoxydable 308 est utilis\u00e9 pour fabriquer des \u00e9lectrodes.<\/p>\n<p>Les teneurs en nickel et en chrome des aciers inoxydables 309, 310, 314 et 330 sont relativement \u00e9lev\u00e9es afin d'am\u00e9liorer la r\u00e9sistance \u00e0 l'oxydation et la r\u00e9sistance au fluage de l'acier \u00e0 haute temp\u00e9rature. Les aciers inoxydables 30S5 et <a href=\"https:\/\/www.kaysuns.com\/fr\/quest-ce-que-lacier-inoxydable-310s\/\" target=\"_blank\" rel=\"noopener\">310S<\/a> sont des variantes des aciers inoxydables 309 et 310, \u00e0 l'exception de la teneur en carbone plus faible, afin de minimiser les carbures pr\u00e9cipit\u00e9s pr\u00e8s de la soudure. L'acier inoxydable 330 pr\u00e9sente une r\u00e9sistance particuli\u00e8rement \u00e9lev\u00e9e \u00e0 la c\u00e9mentation et aux chocs thermiques.<\/p>\n<p>Les aciers inoxydables de types 316 et 317 contiennent de l&#039;aluminium et sont donc beaucoup plus r\u00e9sistants \u00e0 la corrosion par piq\u00fbres dans les environnements industriels marins et chimiques que l&#039;acier inoxydable 304. Parmi eux, les variantes en acier inoxydable 316 comprennent l&#039;acier inoxydable \u00e0 faible teneur en carbone 316L, l&#039;acier inoxydable \u00e0 haute r\u00e9sistance contenant de l&#039;azote 316N et l&#039;acier inoxydable \u00e0 haute teneur en soufre 316F.<\/p>\n<p>321, 347 et 348 sont des aciers inoxydables stabilis\u00e9s par du titane, du niobium et du tantale, respectivement, et conviennent pour une utilisation en tant qu&#039;\u00e9l\u00e9ments soud\u00e9s \u00e0 haute temp\u00e9rature. 348 est un acier inoxydable adapt\u00e9 \u00e0 l&#039;industrie de l&#039;\u00e9nergie nucl\u00e9aire, qui a certaines restrictions sur la combinaison de forage et de forage.<\/p>","protected":false},"featured_media":5258,"template":"","categories":[186],"tags":[],"class_list":["post-5257","blog","type-blog","status-publish","has-post-thumbnail","hentry","category-stainless-steel-knowledge"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Characteristics of 300 Series Stainless Steels - Stainless Steel Pipe and Fittings | KAYSUNS<\/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:\/\/www.kaysuns.com\/fr\/blog\/caracteristiques-des-aciers-inoxydables-de-la-serie-300\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Characteristics of 300 Series Stainless Steels - Stainless Steel Pipe and Fittings | KAYSUNS\" \/>\n<meta property=\"og:description\" content=\"Duplex 2205 pipe is more corrosion resistant than 300 series stainless steel Corrosion resistance Corrosion resistance of duplex 2205 pipe is better than 304 stainless steel pipe, with good corrosion resistance in the production of pulp and paper. 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