{"id":6533,"date":"2020-12-07T06:05:38","date_gmt":"2020-12-07T06:05:38","guid":{"rendered":"https:\/\/www.kaysuns.com\/?p=6533"},"modified":"2022-06-30T08:56:21","modified_gmt":"2022-06-30T08:56:21","slug":"caracteristiques-de-transformation-de-lacier-inoxydable-duplex-2205","status":"publish","type":"blog","link":"https:\/\/www.kaysuns.com\/fr\/blog\/caracteristiques-de-transformation-de-lacier-inoxydable-duplex-2205\/","title":{"rendered":"Caract\u00e9ristiques de traitement de l&#039;acier inoxydable duplex 2205"},"content":{"rendered":"<p><strong>Thermoformage<\/strong> des caract\u00e9ristiques de traitement du 2205<\/p>\n\n\n\n<p>En tant que fournisseur de <a href=\"https:\/\/www.kaysuns.com\/fr\/\" target=\"_blank\">tuyaux et raccords en acier inoxydable<\/a> fournisseur, KAYSUNS recommande que le moulage soit effectu\u00e9 autant que possible en dessous de 600F. Pendant le processus de formage \u00e0 chaud, toute la pi\u00e8ce doit \u00eatre chauff\u00e9e dans son ensemble et doit \u00eatre effectu\u00e9e dans une plage de temp\u00e9ratures de 1750F \u00e0 2250F. L&#039;alliage 2205 est tr\u00e8s mou \u00e0 cette temp\u00e9rature. Si la temp\u00e9rature est trop \u00e9lev\u00e9e, l&#039;alliage 2205 est sujet \u00e0 la d\u00e9chirure \u00e0 chaud. Si elle est inf\u00e9rieure \u00e0 cette temp\u00e9rature, l&#039;aust\u00e9nite se fracturera.<\/p>\n\n\n\n<p>Lorsqu&#039;il est inf\u00e9rieur \u00e0 1700F, en raison de l&#039;influence de la temp\u00e9rature et de la d\u00e9formation, la phase interm\u00e9tallique se formera rapidement.<\/p>\n\n\n\n<p>Une fois le formage \u00e0 chaud termin\u00e9, il doit \u00eatre recuit en solution solide \u00e0 une temp\u00e9rature minimale de 1900F et tremp\u00e9 pour restaurer son \u00e9quilibre de phase, sa t\u00e9nacit\u00e9 et sa r\u00e9sistance \u00e0 la corrosion.<\/p>\n\n\n\n<p>Nous ne recommandons pas le soulagement des contraintes, mais si vous devez le faire, le mat\u00e9riau doit \u00eatre recuit en solution solide \u00e0 une temp\u00e9rature minimale de 1900\u00b0F, puis rapidement refroidi et tremp\u00e9 \u00e0 l&#039;eau.<\/p>\n\n\n\n<p><strong>Formage \u00e0 froid<\/strong><\/p>\n\n\n\n<p>L&#039;alliage 2205 peut \u00eatre d\u00e9coup\u00e9 et form\u00e9 \u00e0 froid. Cependant, en raison de la r\u00e9sistance et de la duret\u00e9 \u00e9lev\u00e9es de l&#039;alliage 2205 lui-m\u00eame, il n\u00e9cessite plus de formage \u00e0 froid que l&#039;acier aust\u00e9nitique. C&#039;est aussi en raison de sa grande r\u00e9sistance que le retour \u00e9lastique doit \u00eatre pleinement pris en compte.<\/p>\n\n\n\n<p><strong>Traitement thermique<\/strong><\/p>\n\n\n\n<p>L&#039;alliage 2205 doit \u00eatre recuit \u00e0 une temp\u00e9rature minimale de 1900F, puis rapidement refroidi et tremp\u00e9 \u00e0 l&#039;eau. Ce traitement est utilis\u00e9 pour le recuit de solution et le soulagement du stress. Si le traitement de soulagement des contraintes est effectu\u00e9 \u00e0 une temp\u00e9rature inf\u00e9rieure \u00e0 1900F, il est facile de provoquer la pr\u00e9cipitation de phases m\u00e9talliques ou non m\u00e9talliques nocives.<\/p>\n\n\n\n<p><strong>Usinabilit\u00e9<\/strong><\/p>\n\n\n\n<p>Sur une machine-outil \u00e0 grande vitesse, l&#039;avance et la vitesse de coupe de l&#039;alliage 2205 sont les m\u00eames que celles du 316L. Si un couteau de carbonisation est utilis\u00e9, la vitesse de coupe est r\u00e9duite d&#039;environ 20% par rapport \u00e0 316L. Les performances de la machine et de ses composants jouent ici un r\u00f4le cl\u00e9.<\/p>\n\n\n\n<p><strong>Soudage<\/strong><\/p>\n\n\n\n<p>L&#039;alliage 2205 a une bonne soudabilit\u00e9.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"514\" height=\"370\" src=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2020\/04\/Fish-scale-welding.jpg\" alt=\"Soudure d&#039;\u00e9cailles de poisson\" class=\"wp-image-5864\" srcset=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2020\/04\/Fish-scale-welding.jpg 514w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2020\/04\/Fish-scale-welding-300x216.jpg 300w\" sizes=\"(max-width: 514px) 100vw, 514px\" \/><\/figure><\/div>\n\n\n\n<p>La performance requise de l&#039;alliage 2205 est que le m\u00e9tal fondu et les pi\u00e8ces d\u00e9t\u00e9rior\u00e9es thermiquement conservent toujours les m\u00eames caract\u00e9ristiques de r\u00e9sistance \u00e0 la corrosion, de r\u00e9sistance et de t\u00e9nacit\u00e9 dans les caract\u00e9ristiques de traitement que le m\u00e9tal de base. Le soudage du 2205 n&#039;est pas difficile, mais sa proc\u00e9dure de soudage doit \u00eatre con\u00e7ue de sorte qu&#039;apr\u00e8s le soudage, il puisse maintenir un bon \u00e9quilibre de phases et \u00e9viter la pr\u00e9cipitation de phases m\u00e9talliques ou non m\u00e9talliques nocives.<\/p>\n\n\n\n<p>Le 2205 peut \u00eatre soud\u00e9 avec les \u00e9quipements suivants : GTAW (TIG) ; GMAW (MIG) ; SMAW (\u00e9lectrode \"b\u00e2ton\") ; SAW ; FCW ; et PAW.<\/p>\n\n\n\n<p><strong>Caract\u00e9ristiques de l&#039;acier inoxydable 2205\u00a0:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Compar\u00e9 \u00e0 l&#039;acier inoxydable aust\u00e9nitique 316L et 317L, l&#039;alliage d&#039;acier inoxydable duplex 2205 a des performances sup\u00e9rieures en termes de r\u00e9sistance \u00e0 la corrosion par piq\u00fbres et \u00e0 la corrosion caverneuse. Il a une haute r\u00e9sistance \u00e0 la corrosion. Compar\u00e9 \u00e0 l&#039;aust\u00e9nite, il Le coefficient de dilatation thermique est inf\u00e9rieur et la conductivit\u00e9 thermique est plus \u00e9lev\u00e9e.<\/li><li>Compar\u00e9 \u00e0 l&#039;acier inoxydable aust\u00e9nitique, l&#039;alliage d&#039;acier inoxydable duplex 2205 a deux fois sa r\u00e9sistance \u00e0 la compression. Par rapport aux 316L et 317L, le concepteur peut r\u00e9duire son poids. L&#039;alliage 2205 est particuli\u00e8rement adapt\u00e9 \u00e0 la plage de temp\u00e9ratures de -50 \u00b0F\/+600 \u00b0F et peut \u00e9galement \u00eatre utilis\u00e9 \u00e0 des temp\u00e9ratures plus basses sous des restrictions strictes (en particulier pour les structures soud\u00e9es).<\/li><\/ul>","protected":false},"featured_media":5864,"template":"","categories":[186],"tags":[],"class_list":["post-6533","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>Processing Characteristics Of 2205 Duplex Stainless Steel - KAYSUNS<\/title>\n<meta name=\"description\" content=\"Processing characteristics, The processing characteristics determine the processing possibilities of a material. 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