{"id":6702,"date":"2021-02-04T07:38:18","date_gmt":"2021-02-04T07:38:18","guid":{"rendered":"https:\/\/www.kaysuns.com\/?p=6702"},"modified":"2025-11-24T07:50:08","modified_gmt":"2025-11-24T07:50:08","slug":"comment-tester-la-corrosion-interne-des-raccords-de-tuyauterie-en-acier-inoxydable","status":"publish","type":"blog","link":"https:\/\/www.kaysuns.com\/fr\/blog\/comment-tester-la-corrosion-interne-des-raccords-de-tuyauterie-en-acier-inoxydable\/","title":{"rendered":"Comment tester s&#039;il y a une corrosion interne des raccords de tuyauterie en acier inoxydable"},"content":{"rendered":"<h2 class=\"wp-block-heading\"><strong>Deux m\u00e9thodes pour tester la corrosion interne<\/strong> de<strong> Raccords de tuyauterie<\/strong><\/h2>\n\n\n\n<p>Pour toutes sortes de <a href=\"https:\/\/www.kaysuns.com\/fr\/\" target=\"_blank\">tuyaux et raccords en acier inoxydable<\/a>, la corrosion interne est un ph\u00e9nom\u00e8ne tr\u00e8s courant. Lorsque l&#039;int\u00e9rieur est corrod\u00e9, l&#039;\u00e9paisseur de la paroi des raccords de tuyauterie deviendra plus mince et des fosses et des taches en acier appara\u00eetront \u00e0 la surface, ce qui affectera la dur\u00e9e de vie des raccords et posera des probl\u00e8mes de s\u00e9curit\u00e9.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/02\/IMG_20210125_153345-1024x1024.jpg\" alt=\"Corrosion interne des raccords de tuyauterie en acier inoxydable\" class=\"wp-image-6703\" srcset=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/02\/IMG_20210125_153345-1024x1024.jpg 1024w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/02\/IMG_20210125_153345-300x300.jpg 300w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/02\/IMG_20210125_153345-150x150.jpg 150w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/02\/IMG_20210125_153345-768x768.jpg 768w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/02\/IMG_20210125_153345.jpg 1500w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Actuellement, les m\u00e9thodes de test les plus largement utilis\u00e9es pour les raccords de tuyauterie en acier inoxydable sont les fuites de flux magn\u00e9tique et les tests par ultrasons.<\/p>\n\n\n\n<p><strong>Tests par ultrasons<\/strong><\/p>\n\n\n\n<p>Le principe du contr\u00f4le par ultrasons est de mesurer l&#039;\u00e9paisseur de paroi d&#039;un tuyau par r\u00e9flexion d&#039;impulsions ultrasonores. Lors du test, la sonde enverra une impulsion ultrasonore au mur. Ensuite, apr\u00e8s que la sonde a re\u00e7u l&#039;impulsion de r\u00e9flexion de la surface int\u00e9rieure et de la surface ext\u00e9rieure du tube, l&#039;\u00e9paisseur de la paroi du tube peut alors \u00eatre calcul\u00e9e.<\/p>\n\n\n\n<p><strong>Test de fuite de flux magn\u00e9tique<\/strong><\/p>\n\n\n\n<p>Le principe du test de fuite de flux magn\u00e9tique est bas\u00e9 sur la haute perm\u00e9abilit\u00e9 des mat\u00e9riaux ferromagn\u00e9tiques. Une fois les raccords de tuyauterie en acier inoxydable corrod\u00e9s, la perm\u00e9abilit\u00e9 de la partie corrosive sera bien inf\u00e9rieure \u00e0 celle des autres pi\u00e8ces. Et apr\u00e8s magn\u00e9tisation des raccords de tuyauterie :<\/p>\n\n\n\n<p>Les lignes magn\u00e9tiques seront m\u00eame s&#039;il n&#039;y a pas de d\u00e9fauts \u00e0 l&#039;int\u00e9rieur des raccords de tuyauterie\u00a0;<\/p>\n\n\n\n<p>Les lignes magn\u00e9tiques se plieront et d\u00e9passeront la surface du tuyau s&#039;il y a des d\u00e9fauts \u00e0 l&#039;int\u00e9rieur des raccords de tuyauterie.<\/p>\n\n\n\n<p>Le d\u00e9faut peut \u00eatre d\u00e9termin\u00e9 en d\u00e9tectant la fuite de flux de la surface magn\u00e9tis\u00e9e.<\/p>","protected":false},"featured_media":6703,"template":"","categories":[186],"tags":[],"class_list":["post-6702","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>How to Test if There is Internal Corrosion of Stainless Steel Pipe Fittings<\/title>\n<meta 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