{"id":18044,"date":"2021-12-16T13:34:02","date_gmt":"2021-12-16T13:34:02","guid":{"rendered":"https:\/\/www.kaysuns.com\/?p=18044"},"modified":"2022-06-30T08:43:05","modified_gmt":"2022-06-30T08:43:05","slug":"les-types-de-traitement-thermique","status":"publish","type":"blog","link":"https:\/\/www.kaysuns.com\/fr\/blog\/les-types-de-traitement-thermique\/","title":{"rendered":"Types de traitement thermique"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"18044\" class=\"elementor elementor-18044\" data-elementor-post-type=\"blog\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-ea138d2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ea138d2\" 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-7d2c652\" data-id=\"7d2c652\" 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-e22fc65 elementor-widget elementor-widget-heading\" data-id=\"e22fc65\" 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\">Types de traitement thermique<\/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-88a665b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"88a665b\" 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-79372ef\" data-id=\"79372ef\" 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-0d67f43 elementor-widget elementor-widget-text-editor\" data-id=\"0d67f43\" 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>Le traitement thermique est une technique de traitement qui consiste \u00e0 placer un mat\u00e9riau m\u00e9tallique dans un certain milieu pour le chauffer, le conserver et le refroidir, afin de modifier la surface du mat\u00e9riau ou sa structure m\u00e9tallographique interne pour contr\u00f4ler ses performances. Vous conna\u00eetrez ici diff\u00e9rents types de traitement thermique.<\/p>\n<h2>Normaliser<\/h2>\n<p>Chauffer les mat\u00e9riaux ou les pi\u00e8ces en acier jusqu'au point critique AC3 ou ACM, et les maintenir \u00e0 l'air pendant un certain temps. Ensuite, il faut le refroidir pour obtenir un acier \u00e0 structure perlite.<\/p>\n<h2>recuit<\/h2>\n<p>Chauffage de l'acier hypoeutecto\u00efde jusqu'\u00e0 plus de AC3 ou 20 \u00e0 40 degr\u00e9s Celsius. Apr\u00e8s l'avoir conserv\u00e9 pendant un certain temps, il est refroidi \u00e0 l'air (ou enterr\u00e9 dans du sable ou refroidi dans de la chaux) jusqu'\u00e0 ce que la temp\u00e9rature descende en dessous de 500 degr\u00e9s Celsius.<\/p>\n<h2>Traitement thermique pour la solution solide<\/h2>\n<p>Chauffer l'alliage \u00e0 haute temp\u00e9rature dans sa zone monophas\u00e9e et maintenir une temp\u00e9rature constante. Apr\u00e8s la dissolution compl\u00e8te des phases en exc\u00e8s dans la solution solide, effectuez un refroidissement rapide pour obtenir la solution solide sursatur\u00e9e. La solution solide, \u00e9galement appel\u00e9e recuit de mise en solution, est le traitement thermique de l'alliage. <a href=\"https:\/\/www.kaysuns.com\/fr\/\" target=\"_blank\">tuyaux et raccords en acier inoxydable<\/a>La temp\u00e9rature est de 1040 \u00b0C pour les aciers inoxydables de qualit\u00e9 courante, tels que les aciers 304, 316L et les raccords. Et 1020-1100 \u00b0C pour les <a href=\"https:\/\/www.kaysuns.com\/fr\/\" target=\"_blank\">tuyaux et raccords duplex<\/a>.<\/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-2a71451 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2a71451\" 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-bcc75e6\" data-id=\"bcc75e6\" 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-84a4984 elementor-widget elementor-widget-image\" data-id=\"84a4984\" 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=\"965\" height=\"601\" src=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/12\/heat-treatment-of-flanges.jpg\" class=\"attachment-1536x1536 size-1536x1536 wp-image-18065\" alt=\"les types de traitement thermique\" srcset=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/12\/heat-treatment-of-flanges.jpg 965w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/12\/heat-treatment-of-flanges-600x374.jpg 600w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/12\/heat-treatment-of-flanges-300x187.jpg 300w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/12\/heat-treatment-of-flanges-768x478.jpg 768w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/12\/heat-treatment-of-flanges-18x12.jpg 18w\" sizes=\"(max-width: 965px) 100vw, 965px\" \/>\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-ce2cc68 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ce2cc68\" 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-c4c2827\" data-id=\"c4c2827\" 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-31d427d elementor-widget elementor-widget-text-editor\" data-id=\"31d427d\" 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<h2>Trempe<\/h2><p>Apr\u00e8s avoir aust\u00e9nitis\u00e9 l'acier, on le refroidit \u00e0 une vitesse appropri\u00e9e, de sorte que la transformation de la structure instable de la martensite de la pi\u00e8ce puisse \u00eatre r\u00e9alis\u00e9e dans la section transversale ou dans une certaine gamme.<\/p><h2>Trempe<\/h2><p>Chauffez la pi\u00e8ce tremp\u00e9e jusqu'au point critique AC1 et maintenez-la pendant un certain temps. Ensuite, refroidissez-la de mani\u00e8re appropri\u00e9e pour obtenir la structure et les propri\u00e9t\u00e9s souhait\u00e9es.<\/p><h2>Carbonitruration de l'acier<\/h2><p>La carbonitruration fait r\u00e9f\u00e9rence \u00e0 l'infiltration simultan\u00e9e de carbone et d'azote \u00e0 la surface de l'acier, et elle est \u00e9galement connue sous le nom de cyanuration. Actuellement, les proc\u00e9d\u00e9s les plus utilis\u00e9s sont la carbonitruration gazeuse \u00e0 moyenne temp\u00e9rature et la carbonitruration gazeuse \u00e0 basse temp\u00e9rature. La carbonitruration gazeuse \u00e0 moyenne temp\u00e9rature peut am\u00e9liorer la duret\u00e9, la r\u00e9sistance \u00e0 l'usure et la r\u00e9sistance \u00e0 la fatigue de l'acier. La carbonitruration gazeuse \u00e0 basse temp\u00e9rature participe \u00e0 la nitruration et peut am\u00e9liorer la r\u00e9sistance \u00e0 l'usure et \u00e0 la morsure de l'acier.<\/p><h2>Nitruration ionique<\/h2><p>Il s'agit d'utiliser la d\u00e9charge lumineuse g\u00e9n\u00e9r\u00e9e entre la pi\u00e8ce (cathode) et l'anode dans l'atmosph\u00e8re de nitruration dont la pression est inf\u00e9rieure \u00e0 la pression barom\u00e9trique. Ce proc\u00e9d\u00e9 est rapide en nitruration, et sa structure est facile \u00e0 contr\u00f4ler. En outre, il pr\u00e9sente une faible fragilit\u00e9 dans sa couche et peu de d\u00e9formation. Il peut \u00eatre facilement prot\u00e9g\u00e9, \u00e9conomise de l'\u00e9nergie et est moins polluant.<\/p><h2>Traitement de trempe et de revenu<\/h2><p>Il s'agit d'un traitement thermique combinant la trempe et le revenu. Ce proc\u00e9d\u00e9 est largement utilis\u00e9 dans toutes sortes de pi\u00e8ces structurelles importantes, en particulier pour les bielles, les boulons, les engrenages et les arbres qui travaillent sous des charges altern\u00e9es. Apr\u00e8s ce processus, on peut obtenir de la sox-austenite tremp\u00e9e, qui poss\u00e8de de meilleures propri\u00e9t\u00e9s m\u00e9caniques que la sox-austenite normalis\u00e9e de m\u00eame duret\u00e9. La duret\u00e9 de la sox-austenite d\u00e9pend de la temp\u00e9rature de revenu et de la stabilit\u00e9 du revenu de l'acier ainsi que de la taille de la section de la pi\u00e8ce. En g\u00e9n\u00e9ral, elle se situe entre HB200 et 350.<\/p><h2>Brasure<\/h2><p>Il s'agit d'un processus de traitement thermique qui permet de lier deux types de pi\u00e8ces \u00e0 l'aide d'un m\u00e9tal d'apport. Avec le d\u00e9veloppement de la science et de la technologie modernes, la technologie du traitement thermique devient de plus en plus avanc\u00e9e, ce qui apporte un grand confort aux entreprises industrielles. Cependant, le traitement thermique traditionnel n\u00e9cessite toujours beaucoup de ressources et de mati\u00e8res premi\u00e8res pour obtenir des produits m\u00e9talliques de haute qualit\u00e9, ce qui produit \u00e9galement de grandes quantit\u00e9s de d\u00e9chets, ou les mati\u00e8res premi\u00e8res ne sont pas enti\u00e8rement utilis\u00e9es. La nitruration ionique permet d'\u00e9conomiser beaucoup d'\u00e9nergie, de r\u00e9duire les \u00e9missions de polluants et de gaz et d'am\u00e9liorer l'efficacit\u00e9 du travail. Ce proc\u00e9d\u00e9 est une autre cr\u00e9ation importante dans l'histoire du traitement thermique.<\/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-5562ec9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5562ec9\" 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-7f18b29\" data-id=\"7f18b29\" 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-df85800 elementor-share-buttons--view-icon-text elementor-share-buttons--skin-gradient elementor-share-buttons--shape-square elementor-grid-0 elementor-share-buttons--color-official elementor-widget elementor-widget-share-buttons\" data-id=\"df85800\" 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\">\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\">\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\">\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":18065,"template":"","categories":[85],"tags":[],"class_list":["post-18044","blog","type-blog","status-publish","has-post-thumbnail","hentry","category-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Types of Heat Treatment | Stainless Steel Pipe and Fittings | KAYSUNS<\/title>\n<meta name=\"description\" content=\"Do you know how many heat treatment types? 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