{"id":5201,"date":"2019-08-23T05:52:52","date_gmt":"2019-08-23T05:52:52","guid":{"rendered":"https:\/\/www.kaysuns.com\/?p=5201"},"modified":"2022-06-30T09:03:45","modified_gmt":"2022-06-30T09:03:45","slug":"por-que-o-cotovelo-de-solda-de-aco-inoxidavel-e-magnetico","status":"publish","type":"blog","link":"https:\/\/www.kaysuns.com\/pt\/blog\/por-que-o-cotovelo-de-solda-de-aco-inoxidavel-e-magnetico\/","title":{"rendered":"Por que o Cotovelo de Soldagem de A\u00e7o Inoxid\u00e1vel \u00e9 Magn\u00e9tico?"},"content":{"rendered":"<h2>Por que o Cotovelo de Soldagem de A\u00e7o Inoxid\u00e1vel \u00e9 Magn\u00e9tico?<\/h2>\n<p>Muitos <a href=\"\/pt\/acessorios-para-tubos\/stainless-steel-elbow\/\" target=\"_blank\">cotovelos soldados de a\u00e7o inoxid\u00e1vel<\/a> t\u00eam uma certa quantidade de magnetismo, ent\u00e3o qual \u00e9 a qualidade de tais cotovelos soldados de a\u00e7o inoxid\u00e1vel?<\/p>\n<p><a href=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2015\/11\/Sanitary-Weld-Elbow-90.jpg\" target=\"_blank\"><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-2126\" src=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2015\/11\/Sanitary-Weld-Elbow-90.jpg\" alt=\"Sanit\u00e1ria - Cotovelo de Solda-90\" width=\"500\" height=\"364\" srcset=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2015\/11\/Sanitary-Weld-Elbow-90.jpg 500w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2015\/11\/Sanitary-Weld-Elbow-90-300x218.jpg 300w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/a><\/p>\n<p>As pessoas freq\u00fcentemente pensam que os \u00edm\u00e3s absorvem materiais de a\u00e7o inoxid\u00e1vel, verificam seus pr\u00f3s e contras e autenticidade, n\u00e3o magn\u00e9ticos, acham que \u00e9 uma mercadoria boa, genu\u00edna; magn\u00e9ticos, acham que s\u00e3o falsifica\u00e7\u00f5es. Na verdade, esta \u00e9 uma forma extremamente unilateral e irrealista de distinguir os erros.<\/p>\n<p>Existem muitos tipos de a\u00e7o inoxid\u00e1vel, que podem ser divididos em v\u00e1rias categorias de acordo com a estrutura \u00e0 temperatura ambiente:<\/p>\n<p><strong>1. Tipo austen\u00edtico: tais como 304, 321, 316, 310, etc..;<\/strong><\/p>\n<p><strong>2. Martensite ou tipo ferrite: tais como 430, 420, 410, etc..;<\/strong><\/p>\n<p>O tipo austenita \u00e9 n\u00e3o magn\u00e9tico ou fracamente magn\u00e9tico, e a martensita ou ferrite \u00e9 magn\u00e9tica.<\/p>\n<p>A maioria dos a\u00e7os inoxid\u00e1veis utilizados para chapas de tubos decorativos s\u00e3o materiais austen\u00edticos 304, que geralmente n\u00e3o s\u00e3o magn\u00e9ticos ou fracamente magn\u00e9ticos. Entretanto, as propriedades magn\u00e9ticas podem ocorrer devido a flutua\u00e7\u00f5es na composi\u00e7\u00e3o qu\u00edmica ou nas condi\u00e7\u00f5es de processamento devido \u00e0 fundi\u00e7\u00e3o, mas isto n\u00e3o pode ser considerado como falsifica\u00e7\u00e3o ou n\u00e3o qualificado, qual \u00e9 o motivo?<\/p>\n<p>\u00c9 mencionado acima que a austenita \u00e9 n\u00e3o-magn\u00e9tica ou fracamente magn\u00e9tica, enquanto a martensita ou ferrite \u00e9 magn\u00e9tica. Devido \u00e0 segrega\u00e7\u00e3o ou tratamento t\u00e9rmico inadequado durante a fundi\u00e7\u00e3o, uma pequena quantidade de martensite ou ferrite em a\u00e7o inoxid\u00e1vel austen\u00edtico 304 \u00e9 causada. Organiza\u00e7\u00e3o do corpo. Assim, o a\u00e7o inoxid\u00e1vel 304 ter\u00e1 propriedades magn\u00e9ticas fracas.<\/p>\n<p>Al\u00e9m disso, o a\u00e7o inoxid\u00e1vel 304 \u00e9 trabalhado a frio, e a microestrutura tamb\u00e9m \u00e9 transformada em martensita. Quanto maior a deforma\u00e7\u00e3o a frio, maior a transforma\u00e7\u00e3o da martensita e maiores as propriedades magn\u00e9ticas do a\u00e7o. Como um lote de tiras de a\u00e7o, ele produz tubos \u03a676 sem indu\u00e7\u00e3o magn\u00e9tica \u00f3bvia e produz tubos \u03a69.5. Devido \u00e0 grande deforma\u00e7\u00e3o da dobra, a indu\u00e7\u00e3o magn\u00e9tica \u00e9 \u00f3bvia. O tubo retangular produzido \u00e9 maior do que o tubo redondo, especialmente a parte angular, e a deforma\u00e7\u00e3o \u00e9 mais intensa e o magn\u00e9tico \u00e9 mais \u00f3bvio.<\/p>\n<p>A fim de eliminar completamente as propriedades magn\u00e9ticas do a\u00e7o 304 causadas pelas raz\u00f5es acima, a estrutura da austenita pode ser restaurada atrav\u00e9s de tratamento em solu\u00e7\u00e3o a alta temperatura para eliminar as propriedades magn\u00e9ticas.<\/p>\n<p>Em particular, as propriedades magn\u00e9ticas do a\u00e7o inoxid\u00e1vel 304 causadas pelas raz\u00f5es acima n\u00e3o est\u00e3o no mesmo n\u00edvel que as propriedades magn\u00e9ticas de outros materiais, como 430 e a\u00e7o carbono. Ou seja, as propriedades magn\u00e9ticas do a\u00e7o 304 sempre apresentam propriedades magn\u00e9ticas fracas.<\/p>","protected":false},"featured_media":2567,"template":"","categories":[186],"tags":[],"class_list":["post-5201","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>Why Is The Stainless Steel Welding Elbow Magnetic? - 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\/pt\/blog\/por-que-o-cotovelo-de-solda-de-aco-inoxidavel-e-magnetico\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Why Is The Stainless Steel Welding Elbow Magnetic? - Stainless Steel Pipe and Fittings | KAYSUNS\" \/>\n<meta property=\"og:description\" content=\"Why Is The Stainless Steel Welding Elbow Magnetic? 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