{"id":5870,"date":"2020-05-06T06:41:38","date_gmt":"2020-05-06T06:41:38","guid":{"rendered":"https:\/\/www.kaysuns.com\/?p=5870"},"modified":"2022-06-30T09:01:25","modified_gmt":"2022-06-30T09:01:25","slug":"comment-nettoyer-la-couche-doxyde-sur-la-surface-dun-tube-duplex","status":"publish","type":"blog","link":"https:\/\/www.kaysuns.com\/fr\/blog\/comment-nettoyer-la-couche-doxyde-sur-la-surface-dun-tube-duplex\/","title":{"rendered":"Comment nettoyer la couche d'oxyde sur la surface des tuyaux en duplex ?"},"content":{"rendered":"<p>Il y a une couche d'oxyde sur l'acier inoxydable. <a href=\"https:\/\/www.kaysuns.com\/fr\/duplex-2205-stainless-steel-pipe\/\" target=\"_blank\">tuyau duplex<\/a>. La couche est fine et dense, et il n'est pas facile de la faire tomber. Dans des conditions normales, la brame d'acier inoxydable produira une couche de 0,2 \u00e0 0,3 mm dans le four de chauffage. Les impuret\u00e9s qu'elle contient peuvent \u00eatre \u00e9limin\u00e9es. Dans le cas contraire, elles doivent \u00eatre apport\u00e9es dans le produit final.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"724\" height=\"432\" src=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2020\/05\/casting-slab-heating.jpg\" alt=\"dalle de coul\u00e9e\" class=\"wp-image-5871\" srcset=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2020\/05\/casting-slab-heating.jpg 724w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2020\/05\/casting-slab-heating-300x179.jpg 300w\" sizes=\"(max-width: 724px) 100vw, 724px\" \/><\/figure>\n\n\n\n<p>Les dalles en acier inoxydable ne peuvent pas \u00eatre nettoy\u00e9es au feu, cela entra\u00eenera la composition et la phase cristalline de la zone de nettoyage, ce qui affectera la r\u00e9sistance \u00e0 la corrosion de la <a href=\"https:\/\/www.kaysuns.com\/fr\/tuyaux-en-acier-inoxydable\/\" target=\"_blank\">tuyau en acier inoxydable<\/a> produits. <em>Le nettoyage m\u00e9canique est une m\u00e9thode courante et efficace de traitement de surface de l'acier inoxydable.<\/em><\/p>\n\n\n\n<p>Les m\u00e9thodes g\u00e9n\u00e9rales de nettoyage sont le traitement \u00e0 la machine de nettoyage de l'\u00e9caille d'oxyde, le nettoyage \u00e0 la brosse \u00e0 eau et le nettoyage \u00e0 la grenaille.<\/p>\n\n\n\n<p><strong>Machine \u00e0 nettoyer les \u00e9cailles :<\/strong> La machine de nettoyage des \u00e9cailles est principalement compos\u00e9e d'un rouleau de brosse en acier, d'un dispositif d'entra\u00eenement, d'un syst\u00e8me d'eau \u00e0 haute pression, d'un syst\u00e8me d'eau de refroidissement et d'un dispositif de serrage.<\/p>\n\n\n\n<p>Deux rouleaux en fil d'acier (rouleaux \u00e0 brosse en acier) sont install\u00e9s sur la table \u00e0 rouleaux. Les rouleaux \u00e0 brosse en acier tournent \u00e0 grande vitesse dans le sens oppos\u00e9 \u00e0 celui de la brame. Le fil d'acier est utilis\u00e9 pour laver la surface de la brame de coul\u00e9e afin d'enlever le rev\u00eatement d'oxyde attach\u00e9 \u00e0 la surface du tuyau en acier inoxydable. Cette m\u00e9thode convient \u00e0 un plus grand nombre de types d'acier, mais elle n'est pas assez approfondie.<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p><strong>La cro\u00fbte d'eau :<\/strong> Le bassin de brustage \u00e0 l'eau utilise de l'eau de circulation \u00e0 temp\u00e9rature normale comme milieu de refroidissement, place la brame de coul\u00e9e \u00e0 haute temp\u00e9rature dans le bassin et utilise l'\"explosion d'eau\" pour \u00e9liminer la couche d'oxyde sur le tuyau duplex.<\/p>\n\n\n\n<p>Le principe est le suivant : lorsque l'eau entre en contact avec une brame de coul\u00e9e \u00e0 haute temp\u00e9rature, elle se vaporise instantan\u00e9ment et un \"\u00e9clatement de l'eau\" se produit, g\u00e9n\u00e9rant une grande quantit\u00e9 de vapeur \u00e0 haute pression. La force d'impact de la vapeur agit sur la surface de la dalle de coul\u00e9e pour d\u00e9coller le rev\u00eatement d'oxyde. Cette m\u00e9thode est facile \u00e0 entretenir et ses co\u00fbts de production et d'exploitation sont faibles. <\/p>\n\n\n\n<p>Cependant, il y a peu de nuances d'acier applicables, seulement applicables \u00e0 certains aciers inoxydables aust\u00e9nitiques, tels que 301, 304 et autres nuances d'acier.<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p><strong>Nettoyage par grenaillage :<\/strong> La grenailleuse est souvent utilis\u00e9e pour nettoyer le rev\u00eatement d'oxyde sur la surface.<\/p>\n\n\n\n<p>La grenailleuse est principalement compos\u00e9e d'une chambre de grenaillage, d'une t\u00eate, d'un syst\u00e8me de transport de la grenaille, d'un dispositif de nettoyage des grains, d'un suppl\u00e9ment de grains, d'un syst\u00e8me de d\u00e9poussi\u00e9rage, d'un syst\u00e8me de lubrification et d'un syst\u00e8me de contr\u00f4le \u00e9lectrique.<\/p>\n\n\n\n<p>Elle utilise la grenaille d'acier \u00e0 grande vitesse projet\u00e9e par la grenailleuse pour frapper le rev\u00eatement d'oxyde sur la surface de la brame et le faire tomber. Elle a un taux de fonctionnement \u00e9lev\u00e9, la vitesse de nettoyage peut atteindre 3m \/ min, et elle est adapt\u00e9e \u00e0 de nombreux types d'acier. Son effet d'enl\u00e8vement est meilleur, mais il pr\u00e9sente aussi des inconv\u00e9nients : la machine ne peut pas traiter les brames \u00e0 haute temp\u00e9rature, la temp\u00e9rature requise est donc inf\u00e9rieure \u00e0 80 \u00b0C.<\/p>","protected":false},"featured_media":5871,"template":"","categories":[2],"tags":[],"class_list":["post-5870","blog","type-blog","status-publish","has-post-thumbnail","hentry","category-stainless-steel-pipe"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How To Clean The Oxide Layer On Duplex Pipe Surface? - Duplex Fittings<\/title>\n<meta name=\"description\" content=\"There is an oxide layer on the stainless steel duplex pipe called oxide coating. 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The layer is thin and dense, and it is not easy to fall off.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.kaysuns.com\/fr\/blog\/comment-nettoyer-la-couche-doxyde-sur-la-surface-dun-tube-duplex\/\" \/>\n<meta property=\"og:site_name\" content=\"Stainless Steel Pipe and Fittings | KAYSUNS\" \/>\n<meta property=\"article:modified_time\" content=\"2022-06-30T09:01:25+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2020\/05\/casting-slab-heating.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"724\" \/>\n\t<meta property=\"og:image:height\" content=\"432\" \/>\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=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.kaysuns.com\/blog\/how-to-clean-the-oxide-layer-on-duplex-pipe-surface\/\",\"url\":\"https:\/\/www.kaysuns.com\/blog\/how-to-clean-the-oxide-layer-on-duplex-pipe-surface\/\",\"name\":\"How To Clean The Oxide Layer On Duplex Pipe Surface? - Duplex Fittings\",\"isPartOf\":{\"@id\":\"https:\/\/www.kaysuns.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.kaysuns.com\/blog\/how-to-clean-the-oxide-layer-on-duplex-pipe-surface\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.kaysuns.com\/blog\/how-to-clean-the-oxide-layer-on-duplex-pipe-surface\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2020\/05\/casting-slab-heating.jpg\",\"datePublished\":\"2020-05-06T06:41:38+00:00\",\"dateModified\":\"2022-06-30T09:01:25+00:00\",\"description\":\"There is an oxide layer on the stainless steel duplex pipe called oxide coating. 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