{"id":6472,"date":"2020-11-02T06:06:25","date_gmt":"2020-11-02T06:06:25","guid":{"rendered":"https:\/\/www.kaysuns.com\/?p=6472"},"modified":"2026-03-10T08:24:27","modified_gmt":"2026-03-10T08:24:27","slug":"le-processus-de-soudage-dun-tube-en-acier-inoxydable-s32550","status":"publish","type":"blog","link":"https:\/\/www.kaysuns.com\/fr\/blog\/le-processus-de-soudage-dun-tube-en-acier-inoxydable-s32550\/","title":{"rendered":"Le processus de soudage du tuyau en acier inoxydable S32550"},"content":{"rendered":"<p><a href=\"https:\/\/www.kaysuns.com\/fr\/tube-super-duplex-uns-s32550\/\" target=\"_blank\">Tube super duplx S32550<\/a> peut \u00eatre soud\u00e9 par les m\u00e9thodes GTAW, SMAW et GMAW, et peut \u00e9galement \u00eatre soud\u00e9 avec d&#039;autres <a href=\"https:\/\/www.kaysuns.com\/fr\/duplex-2205-stainless-steel-pipe\/\" target=\"_blank\">tuyaux en acier inoxydable duplex<\/a> ou des aciers diff\u00e9rents, tels que le 316, l&#039;acier au carbone, etc. Le processus de soudage est similaire \u00e0 celui de l&#039;acier inoxydable aust\u00e9nitique, mais afin d&#039;am\u00e9liorer la r\u00e9sistance \u00e0 la corrosion du m\u00e9tal de soudure, un apport de chaleur g\u00e9n\u00e9ralement plus important est utilis\u00e9 et le traitement thermique n&#039;est g\u00e9n\u00e9ralement pas n\u00e9cessaire apr\u00e8s le soudage.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"798\" height=\"540\" src=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/09\/uplex-2205-Pipe-Welding.jpg\" alt=\"Soudage de tuyaux en duplex\" class=\"wp-image-5315\" srcset=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/09\/uplex-2205-Pipe-Welding.jpg 798w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/09\/uplex-2205-Pipe-Welding-300x203.jpg 300w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/09\/uplex-2205-Pipe-Welding-768x520.jpg 768w\" sizes=\"(max-width: 798px) 100vw, 798px\" \/><\/figure>\n<\/div>\n\n\n<p>Lors de l&#039;utilisation de la m\u00e9thode SMAW pour le soudage, il est n\u00e9cessaire d&#039;utiliser un noyau avec une teneur en nickel plus \u00e9lev\u00e9e (Ni environ 70%) que le m\u00e9tal de base pour augmenter la quantit\u00e9 d&#039;aust\u00e9nite dans la soudure et faire en sorte que le m\u00e9tal fondu ait la m\u00eame plasticit\u00e9 que la base m\u00e9tal.<\/p>\n\n\n\n<p>Le tuyau en acier inoxydable S32550 peut \u00eatre cisaill\u00e9, estamp\u00e9, moul\u00e9, etc. En raison de la haute r\u00e9sistance de l&#039;acier, la d\u00e9formation commence \u00e0 n\u00e9cessiter 2 \u00e0 3 fois la force externe pour \u00eatre d\u00e9form\u00e9e que l&#039;acier inoxydable aust\u00e9nitique. S&#039;il est chauff\u00e9 \u00e0 200\u00b0C, la limite d&#039;\u00e9lasticit\u00e9 de l&#039;acier peut \u00eatre r\u00e9duite de 25%, ce qui est b\u00e9n\u00e9fique pour le formage de l&#039;acier et r\u00e9duit la r\u00e9silience de l&#039;acier.<\/p>\n\n\n\n<p>Le travail \u00e0 chaud et le formage \u00e0 chaud des tuyaux en acier inoxydable S32550 sont identiques \u00e0 ceux de l'acier inoxydable duplex contenant 25% Cr et <a href=\"https:\/\/www.kaysuns.com\/fr\/role-du-molybdene-dans-les-tubes-et-raccords-en-acier-inoxydable\/\" target=\"_blank\">molybd\u00e8ne<\/a>. Cependant, comme l'acier contient du cuivre, il ne convient pas d'utiliser une temp\u00e9rature de travail \u00e0 chaud trop \u00e9lev\u00e9e. La temp\u00e9rature finale de forgeage est g\u00e9n\u00e9ralement contr\u00f4l\u00e9e \u00e0 environ 980\u2103 La plage de temp\u00e9rature de travail \u00e0 chaud de l'acier est \u00e9troite.<\/p>\n\n\n\n<p>Le tuyau en acier inoxydable S32550 a de bonnes propri\u00e9t\u00e9s m\u00e9caniques et une r\u00e9sistance \u00e0 la corrosion locale, en particulier sa r\u00e9sistance \u00e0 l&#039;abrasion est meilleure que l&#039;acier inoxydable ordinaire, et il est plus facile \u00e0 souder et \u00e0 former. C&#039;est pr\u00e9cis\u00e9ment en raison de cette polyvalence que l&#039;acier a une tr\u00e8s large gamme d&#039;applications. Large, adapt\u00e9 \u00e0 la fabrication de divers \u00e9quipements et composants industriels. Il s&#039;agit encore d&#039;une sorte d&#039;inox duplex utilis\u00e9 en grande quantit\u00e9, notamment en milieu marin. Il convient aux h\u00e9lices de navires, aux arbres, aux gouvernails, aux joints de sous-marin, etc.<\/p>\n\n\n\n<p>Le tuyau en acier inoxydable S32550 n&#039;est pas seulement utilis\u00e9 dans l&#039;industrie maritime, mais \u00e9galement dans l&#039;industrie chimique, l&#039;industrie p\u00e9trochimique, le p\u00e9trole et le gaz naturel, les p\u00e2tes et papiers, la protection de l&#039;environnement, l&#039;acide phosphorique par voie humide et les industries de transformation des m\u00e9taux. Il est principalement utilis\u00e9 dans les \u00e9purateurs, les s\u00e9cheurs, les cyclones, les agitateurs, les centrifugeuses, les pompes, les vannes, les fixations, etc.<\/p>\n\n\n\n<p>Vous voudrez peut-\u00eatre aussi lire :<br \/><a href=\"https:\/\/www.kaysuns.com\/fr\/lart-et-la-science-du-soudage-des-tuyaux\/\" target=\"_blank\" rel=\"noreferrer noopener\">L'art et la science du soudage de tuyaux<\/a><\/p>\n\n\n\n<p><\/p>","protected":false},"featured_media":5315,"template":"","categories":[186],"tags":[],"class_list":["post-6472","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>S32550 Stainless Steel Pipe, The Welding Process Method - KAYSUNS<\/title>\n<meta name=\"description\" content=\"S32550 stainless steel pipe can be welded by GTAW, SMAW and GMAW methods, and can also be welded with other duplex stainless steel pipes.\" \/>\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\/le-processus-de-soudage-dun-tube-en-acier-inoxydable-s32550\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"S32550 Stainless Steel Pipe, The Welding Process Method - KAYSUNS\" \/>\n<meta property=\"og:description\" content=\"S32550 stainless steel pipe can be welded by GTAW, SMAW and GMAW methods, and can also be welded with other duplex stainless steel pipes.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.kaysuns.com\/fr\/blog\/le-processus-de-soudage-dun-tube-en-acier-inoxydable-s32550\/\" \/>\n<meta property=\"og:site_name\" content=\"Stainless Steel Pipe and Fittings | KAYSUNS\" \/>\n<meta property=\"article:modified_time\" content=\"2026-03-10T08:24:27+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/09\/uplex-2205-Pipe-Welding.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"798\" \/>\n\t<meta property=\"og:image:height\" content=\"540\" \/>\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=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.kaysuns.com\/blog\/the-welding-process-of-s32550-stainless-steel-pipe\/\",\"url\":\"https:\/\/www.kaysuns.com\/blog\/the-welding-process-of-s32550-stainless-steel-pipe\/\",\"name\":\"S32550 Stainless Steel Pipe, The Welding Process Method - 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