{"id":21094,"date":"2024-12-27T12:18:30","date_gmt":"2024-12-27T15:18:30","guid":{"rendered":"https:\/\/hangarmma.com.br\/blog\/?post_type=glossary&#038;p=21094"},"modified":"2024-12-27T12:18:32","modified_gmt":"2024-12-27T15:18:32","slug":"corrosao-do-aluminio-e-suas-ligas","status":"publish","type":"glossary","link":"https:\/\/hangarmma.com.br\/blog\/corrosao-do-aluminio-e-suas-ligas\/","title":{"rendered":"Corros\u00e3o do Alum\u00ednio e Suas Ligas"},"content":{"rendered":"<p class=\"wp-block-paragraph\"><strong>Corros&#xE3;o do <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_198505217f98691c3381e7fdc26ca44b\" data-link=\"https:\/\/hangarmma.com.br\/blog\/aluminio-e-suas-ligas\/\" href=\"https:\/\/hangarmma.com.br\/blog\/aluminio-e-suas-ligas\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Alum&#xED;nio e Suas Ligas<\/a><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A corros&#xE3;o em superf&#xED;cies de alum&#xED;nio &#xE9; facilmente identific&#xE1;vel devido &#xE0; colora&#xE7;&#xE3;o branca e ao aumento de <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_030efbf5025e493a9afb25b746bbc262\" data-link=\"https:\/\/hangarmma.com.br\/blog\/volume\/\" href=\"https:\/\/hangarmma.com.br\/blog\/volume\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">volume<\/a> dos produtos formados, que destacam altera&#xE7;&#xF5;es na superf&#xED;cie, mesmo em est&#xE1;gios iniciais. A manifesta&#xE7;&#xE3;o inicial pode ocorrer como manchas, pequenos furos c&#xF4;nicos chamados &#x201C;pits&#x201D; ou uma rugosidade percept&#xED;vel.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Apesar da forma&#xE7;&#xE3;o natural de uma camada de &#xF3;xido de alum&#xED;nio (0,001 a 0,0025 polegada de espessura), que protege contra elementos corrosivos, essa oxida&#xE7;&#xE3;o n&#xE3;o deve ser confundida com a corros&#xE3;o severa, que compromete a integridade estrutural.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tipos Cr&#xED;ticos de Corros&#xE3;o:<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Corros&#xE3;o por pitting profunda:<\/strong> Ataca paredes de tubos de alum&#xED;nio, resultando em danos localizados que podem atravessar a estrutura.<\/li>\n\n\n\n<li><strong><a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_fe7e3a99450b635562f74b670c2a6f4a\" data-link=\"https:\/\/hangarmma.com.br\/blog\/corrosao-sob-tensao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/corrosao-sob-tensao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Corros&#xE3;o sob tens&#xE3;o<\/a>:<\/strong> Ocorre em materiais sob esfor&#xE7;os cont&#xED;nuos, causando trincas ou rachaduras.<\/li>\n\n\n\n<li><strong><a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_0503c5d57e38abf90c118cc1041141b8\" data-link=\"https:\/\/hangarmma.com.br\/blog\/corrosao-intergranular\/\" href=\"https:\/\/hangarmma.com.br\/blog\/corrosao-intergranular\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Corros&#xE3;o intergranular<\/a>:<\/strong> Associada ao <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_1dd7d796e46b87e2fe5b927108a72268\" data-link=\"https:\/\/hangarmma.com.br\/blog\/tratamento-termico\/\" href=\"https:\/\/hangarmma.com.br\/blog\/tratamento-termico\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">tratamento t&#xE9;rmico<\/a> inadequado, comprometendo a coes&#xE3;o entre gr&#xE3;os do metal.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">A presen&#xE7;a de sais dissolvidos acelera significativamente os processos de corros&#xE3;o. Ainda que o avan&#xE7;o possa ser lento, a resist&#xEA;ncia estrutural do alum&#xED;nio pode n&#xE3;o ser imediatamente afetada.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tratamento e Controle:<\/strong> A <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_35dc303b4af9fe26642f507e601b6b82\" data-link=\"https:\/\/hangarmma.com.br\/blog\/remocao-da-corrosao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/remocao-da-corrosao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">remo&#xE7;&#xE3;o da corros&#xE3;o<\/a> em <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_9a3488038639698c6a90140a48c478ee\" data-link=\"https:\/\/hangarmma.com.br\/blog\/ligas-de-aluminio\/\" href=\"https:\/\/hangarmma.com.br\/blog\/ligas-de-aluminio\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">ligas de alum&#xED;nio<\/a> &#xE9; mais eficiente comparada a outros materiais usados em aeronaves. O processo geralmente inclui:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Remo&#xE7;&#xE3;o mec&#xE2;nica:<\/strong> Remo&#xE7;&#xE3;o dos produtos da corros&#xE3;o por abras&#xE3;o controlada.<\/li>\n\n\n\n<li><strong>Neutraliza&#xE7;&#xE3;o:<\/strong> Utiliza&#xE7;&#xE3;o de solu&#xE7;&#xF5;es qu&#xED;micas para inibir a corros&#xE3;o.<\/li>\n\n\n\n<li><strong>Restaura&#xE7;&#xE3;o da prote&#xE7;&#xE3;o:<\/strong> Reaplica&#xE7;&#xE3;o de camadas protetoras, como <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_6c4d2b36d2e7af1a2961023612e3c870\" data-link=\"https:\/\/hangarmma.com.br\/blog\/anodizacao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/anodizacao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">anodiza&#xE7;&#xE3;o<\/a> ou pinturas especiais, para evitar novos ataques.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Essas pr&#xE1;ticas s&#xE3;o essenciais para manter a integridade estrutural e a longevidade dos componentes de alum&#xED;nio em aeronaves.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Corros\u00e3o do Alum\u00ednio e Suas Ligas A corros\u00e3o em superf\u00edcies de alum\u00ednio \u00e9 facilmente identific\u00e1vel devido \u00e0 colora\u00e7\u00e3o branca e ao aumento de volume dos produtos formados, que destacam altera\u00e7\u00f5es na superf\u00edcie, mesmo em est\u00e1gios iniciais. A manifesta\u00e7\u00e3o inicial pode ocorrer como manchas, pequenos furos c\u00f4nicos chamados &#8220;pits&#8221; ou uma rugosidade percept\u00edvel. Apesar da forma\u00e7\u00e3o [&hellip;]<\/p>\n","protected":false},"author":12,"featured_media":0,"menu_order":0,"template":"","meta":{"_acf_changed":false,"footnotes":""},"glossary-categories":[],"glossary-tags":[],"class_list":["post-21094","glossary","type-glossary","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Corros\u00e3o do Alum\u00ednio e Suas Ligas - HANGAR MMA<\/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:\/\/hangarmma.com.br\/blog\/corrosao-do-aluminio-e-suas-ligas\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Corros\u00e3o do Alum\u00ednio e Suas Ligas - HANGAR MMA\" \/>\n<meta property=\"og:description\" content=\"Corros\u00e3o do Alum\u00ednio e Suas Ligas A corros\u00e3o em superf\u00edcies de alum\u00ednio \u00e9 facilmente identific\u00e1vel devido \u00e0 colora\u00e7\u00e3o branca e ao aumento de volume dos produtos formados, que destacam altera\u00e7\u00f5es na superf\u00edcie, mesmo em est\u00e1gios iniciais. 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