{"id":888907906,"date":"2025-03-11T08:14:25","date_gmt":"2025-03-11T08:14:25","guid":{"rendered":"https:\/\/zineti.com\/causas-de-la-corrosion\/"},"modified":"2025-03-24T16:41:06","modified_gmt":"2025-03-24T16:41:06","slug":"causes-de-la-corrosion","status":"publish","type":"post","link":"https:\/\/www.zineti.com\/fr\/causes-de-la-corrosion\/","title":{"rendered":"Causes de la corrosion"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Le contact d\u2019un mat\u00e9riau m\u00e9tallique avec l\u2019oxyg\u00e8ne et l\u2019humidit\u00e9 d\u00e9clenche un ph\u00e9nom\u00e8ne \u00e9lectrochimique complexe. La pr\u00e9sence d\u2019eau dans l\u2019environnement favorise la corrosion, tandis que la r\u00e9action des m\u00e9taux avec l\u2019air provoque leur oxydation.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">En termes g\u00e9n\u00e9raux, la corrosion est la d\u00e9t\u00e9rioration superficielle des mat\u00e9riaux due \u00e0 des ph\u00e9nom\u00e8nes \u00e9lectriques, chimiques ou m\u00e9caniques. Ce processus se produit lorsqu\u2019il existe une diff\u00e9rence de potentiel entre les mat\u00e9riaux et un \u00e9lectrolyte en contact avec eux. Dans ces conditions, l&rsquo;un des mat\u00e9riaux fait office d&rsquo;anode et se d\u00e9t\u00e9riore, tandis que l&rsquo;autre, qui fait office de cathode, reste intact.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le degr\u00e9 de d\u00e9t\u00e9rioration du m\u00e9tal est d\u00e9termin\u00e9 par le flux d\u2019\u00e9lectrons qu\u2019il re\u00e7oit, qui d\u00e9pend \u00e0 la fois du potentiel \u00e9lectrique et de la r\u00e9sistance du syst\u00e8me. La nature chimique de l&rsquo;anode et de la cathode influence ce processus, provoquant la d\u00e9t\u00e9rioration ou la dissolution de la premi\u00e8re, tandis que la seconde reste inchang\u00e9e.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Le contact d\u2019un mat\u00e9riau m\u00e9tallique avec l\u2019oxyg\u00e8ne et l\u2019humidit\u00e9 d\u00e9clenche un ph\u00e9nom\u00e8ne \u00e9lectrochimique complexe. La pr\u00e9sence d\u2019eau dans l\u2019environnement favorise la corrosion, tandis que la r\u00e9action des m\u00e9taux avec l\u2019air provoque leur oxydation. En termes g\u00e9n\u00e9raux, la corrosion est la d\u00e9t\u00e9rioration superficielle des mat\u00e9riaux due \u00e0 des ph\u00e9nom\u00e8nes \u00e9lectriques, chimiques ou m\u00e9caniques. Ce processus se [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":888904142,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"off","_et_pb_old_content":"","_et_gb_content_width":"","_joinchat":[],"footnotes":""},"categories":[2809],"tags":[],"class_list":["post-888907906","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-information-technique"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Causes de la corrosion - Zineti<\/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.zineti.com\/fr\/causes-de-la-corrosion\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Causes de la corrosion - Zineti\" \/>\n<meta property=\"og:description\" content=\"Le contact d\u2019un mat\u00e9riau m\u00e9tallique avec l\u2019oxyg\u00e8ne et l\u2019humidit\u00e9 d\u00e9clenche un ph\u00e9nom\u00e8ne \u00e9lectrochimique complexe. La pr\u00e9sence d\u2019eau dans l\u2019environnement favorise la corrosion, tandis que la r\u00e9action des m\u00e9taux avec l\u2019air provoque leur oxydation. En termes g\u00e9n\u00e9raux, la corrosion est la d\u00e9t\u00e9rioration superficielle des mat\u00e9riaux due \u00e0 des ph\u00e9nom\u00e8nes \u00e9lectriques, chimiques ou m\u00e9caniques. 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