{"id":6485,"date":"2020-11-10T07:21:04","date_gmt":"2020-11-10T07:21:04","guid":{"rendered":"https:\/\/www.kaysuns.com\/?p=6485"},"modified":"2025-12-15T07:15:52","modified_gmt":"2025-12-15T07:15:52","slug":"corrosion-galvanica-en-tubos-de-acero-inoxidable-duplex-2205","status":"publish","type":"blog","link":"https:\/\/www.kaysuns.com\/es\/blog\/corrosion-galvanica-en-tubos-de-acero-inoxidable-duplex-2205\/","title":{"rendered":"Corrosi\u00f3n galv\u00e1nica en tuber\u00eda de acero inoxidable d\u00faplex 2205"},"content":{"rendered":"<p>Para la corrosi\u00f3n galv\u00e1nica del d\u00faplex 2205 <a href=\"https:\/\/www.kaysuns.com\/es\/tubos-de-acero-inoxidable-2\/\" target=\"_blank\">tuber\u00eda de acero inoxidable<\/a>, los factores de influencia son m\u00e1s complicados.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2015\/11\/20190816140342-1024x768.jpg\" alt=\"tubos de acero inoxidable d\u00faplex\" class=\"wp-image-5188\" srcset=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2015\/11\/20190816140342-1024x768.jpg 1024w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2015\/11\/20190816140342-300x225.jpg 300w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2015\/11\/20190816140342-768x576.jpg 768w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2015\/11\/20190816140342.jpg 1080w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">tubos de acero inoxidable d\u00faplex<\/figcaption><\/figure>\n<\/div>\n\n\n<p>Adem\u00e1s de la naturaleza del material que entra en contacto con la tuber\u00eda de acero d\u00faplex, tambi\u00e9n se ve afectado por varios otros factores.<\/p>\n\n\n\n<p>El primero es el efecto de \u00e1rea de la tuber\u00eda d\u00faplex: la tasa de corrosi\u00f3n galv\u00e1nica est\u00e1 relacionada con la relaci\u00f3n de \u00e1rea de las fases de \u00e1nodo y c\u00e1todo. Generalmente, aumentar el \u00e1rea del \u00e1nodo puede reducir la velocidad de corrosi\u00f3n. Conociendo el principio de corrosi\u00f3n electroqu\u00edmica, es m\u00e1s probable que los \u00e1nodos peque\u00f1os y los c\u00e1todos grandes formen corrosi\u00f3n galv\u00e1nica. Por ejemplo, la corrosi\u00f3n de piezas de prueba con remaches de hierro en tuber\u00edas de acero inoxidable 2205 sumergidas en agua de mar es el caso, y los remaches de hierro se corroer\u00e1n severamente. Por el contrario, la conexi\u00f3n entre el \u00e1nodo grande y el c\u00e1todo peque\u00f1o no es propensa a la corrosi\u00f3n galv\u00e1nica. Si hay remaches de cobre en una placa de hierro grande, el efecto galv\u00e1nico se reduce considerablemente.<\/p>\n\n\n\n<p>Si la corrosi\u00f3n galv\u00e1nica de las tuber\u00edas d\u00faplex 2205 se controla mediante difusi\u00f3n cat\u00f3dica, el efecto de la relaci\u00f3n de \u00e1rea del \u00e1nodo y el c\u00e1todo sobre la velocidad de corrosi\u00f3n es m\u00e1s complicado. Por ejemplo, cuando el despolarizador (oxidante) del c\u00e1todo es ox\u00edgeno, el proceso del c\u00e1todo a menudo se controla mediante la difusi\u00f3n de ox\u00edgeno. El metal del c\u00e1todo solo funciona como un electrodo de ox\u00edgeno.<\/p>\n\n\n\n<p>El segundo es el factor de entorno de instalaci\u00f3n de la tuber\u00eda de acero inoxidable d\u00faplex 2205. Para la corrosi\u00f3n galv\u00e1nica, el entorno con factores ambientales muy diferentes tiene una corrosividad diferente, y el grado de corrosi\u00f3n del acero d\u00faplex tambi\u00e9n es diferente.<\/p>\n\n\n\n<p>En general, los metales con menor <a href=\"https:\/\/www.kaysuns.com\/es\/resistencia-a-la-corrosion-del-acero-inoxidable\/\" target=\"_blank\">resistencia a la corrosi\u00f3n<\/a> En determinados entornos, son los \u00e1nodos de los pares galv\u00e1nicos. A veces, el potencial del mismo par galv\u00e1nico se invierte en diferentes entornos, lo que cambia la polaridad del material. Por ejemplo, despu\u00e9s de acoplar el acero y el zinc, el zinc se corroe en algunas soluciones acuosas y el acero queda protegido. Si la temperatura del agua es m\u00e1s alta (por encima de 80 \u00b0C), la polaridad del par galv\u00e1nico se invierte y la tuber\u00eda de acero se corroe como \u00e1nodo. Otro ejemplo es el acoplamiento de magnesio y aluminio en una soluci\u00f3n de cloruro de sodio neutra o ligeramente \u00e1cida, en la que el magnesio es an\u00f3dico. Sin embargo, a medida que el magnesio contin\u00faa disolvi\u00e9ndose, la soluci\u00f3n se vuelve alcalina, de modo que el aluminio se convierte en \u00e1nodo.<\/p>\n\n\n\n<p>Los efectos de la corrosi\u00f3n galv\u00e1nica ocurren f\u00e1cilmente en las juntas de <a href=\"https:\/\/www.kaysuns.com\/es\/duplex-2205-stainless-steel-pipe\/\" target=\"_blank\">tubos de acero inoxidable d\u00faplex<\/a>. Esto se debe a que la distribuci\u00f3n de la corriente de corrosi\u00f3n del metal del \u00e1nodo en la corrosi\u00f3n galv\u00e1nica no es uniforme y la corrosi\u00f3n acelerada causada por el efecto galv\u00e1nico es mayor en la junta. Cuanto m\u00e1s lejos de la junta, menor es la corrosi\u00f3n. Adem\u00e1s, la conductividad del medio tambi\u00e9n afectar\u00e1 la velocidad de corrosi\u00f3n galv\u00e1nica.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<p>Publicado por KAYSUNS, el <a href=\"https:\/\/www.kaysuns.com\/es\/\" target=\"_blank\">proveedor de accesorios de tuber\u00eda d\u00faplex<\/a><\/p>","protected":false},"featured_media":5255,"template":"","categories":[186],"tags":[],"class_list":["post-6485","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>Galvanic Corrosion On Duplex 2205 Stainless Steel Pipe - KAYSUNS<\/title>\n<meta name=\"description\" content=\"Galvanic corrosion of duplex 2205 stainless steel pipe is a complicated topic, there are too many influencing factors, like materials...\" \/>\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\/es\/blog\/corrosion-galvanica-en-tubos-de-acero-inoxidable-duplex-2205\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Galvanic Corrosion On Duplex 2205 Stainless Steel Pipe - 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