{"id":15368,"date":"2026-05-15T08:19:24","date_gmt":"2026-05-15T00:19:24","guid":{"rendered":"https:\/\/aobosteel.com\/?p=15368"},"modified":"2026-06-15T07:21:48","modified_gmt":"2026-06-14T23:21:48","slug":"d2-tool-steel-weld-repair","status":"publish","type":"post","link":"https:\/\/aobosteel.com\/pt\/blog\/d2-tool-steel-weld-repair\/","title":{"rendered":"O a\u00e7o ferramenta D2 pode ser reparado por soldagem? Riscos e guia de reparo."},"content":{"rendered":"<h1 class=\"wp-block-heading has-text-align-center\" id=\"h-can-d2-tool-steel-be-weld-repaired\">O a\u00e7o ferramenta D2 pode ser reparado por soldagem?<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/aobosteel.com\/pt\/d2-tool-steel\/\">A\u00e7o para ferramentas D2<\/a> Pode ser reparado por soldagem, mas \u00e9 dif\u00edcil e propenso a rachaduras. Sua composi\u00e7\u00e3o qu\u00edmica torna o D2 dif\u00edcil de soldar. Durante a soldagem, a zona afetada pelo calor pode se tornar dura, quebradi\u00e7a e altamente tensionada se o controle de temperatura for inadequado.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">O principal problema n\u00e3o \u00e9 se o metal de solda pode ser depositado sobre o D2. O verdadeiro problema \u00e9 se a \u00e1rea reparada suportar\u00e1 a soldagem sem apresentar fissuras, amolecimento, distor\u00e7\u00e3o ou perda de resist\u00eancia ao desgaste.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Para pequenos danos localizados, desgaste nas bordas ou lascas limitadas em ferramentas de alto valor, o reparo por soldagem pode ser pr\u00e1tico. Para trincas profundas, quebras graves, falhas repetidas ou insertos de baixo custo, a substitui\u00e7\u00e3o costuma ser mais segura e econ\u00f4mica.<\/p>\n\n\n\n<h2 id=\"h-when-d2-weld-repair-is-reasonable\" class=\"wp-block-heading\">Quando o reparo de solda D2 \u00e9 razo\u00e1vel<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A repara\u00e7\u00e3o por soldagem D2 \u00e9 mais adequada quando o dano \u00e9 localizado e a ferramenta \u00e9 suficientemente cara para justificar um reparo controlado. Por exemplo, uma pequena lasca na borda de uma matriz de estampagem grande pode valer a pena reparar. O desgaste localizado em um pun\u00e7\u00e3o ou inserto de desgaste de alto valor tamb\u00e9m pode justificar a repara\u00e7\u00e3o por soldagem se a superf\u00edcie de trabalho puder ser retificada at\u00e9 a dimens\u00e3o correta.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A repara\u00e7\u00e3o por soldagem torna-se menos atrativa quando a trinca se estende profundamente no corpo da ferramenta, quando a pe\u00e7a j\u00e1 apresentou falhas repetidas ou quando a ferramenta \u00e9 simples o suficiente para ser refeita rapidamente. Nesses casos, a soldagem pode apenas adiar a pr\u00f3xima falha.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Condi\u00e7\u00e3o de dano<\/td><td>Melhor decis\u00e3o<\/td><\/tr><tr><td>desgaste localizado da borda<\/td><td>O reparo por soldagem pode ser vi\u00e1vel.<\/td><\/tr><tr><td>Pequeno canto lascado<\/td><td>O reparo por soldagem pode ser vi\u00e1vel.<\/td><\/tr><tr><td>Danos superficiais limitados em um chip de alto valor<\/td><td>O reparo por soldagem pode economizar custos e tempo de espera.<\/td><\/tr><tr><td>Rachadura perto da borda de trabalho<\/td><td>Reparar somente se a rachadura puder ser removida por completo.<\/td><\/tr><tr><td>Rachadura profunda no corpo da ferramenta<\/td><td>A substitui\u00e7\u00e3o geralmente \u00e9 mais segura.<\/td><\/tr><tr><td>Danos graves decorrentes de acidente<\/td><td>Refazer ou inserir um remendo usinado<\/td><\/tr><tr><td>Inser\u00e7\u00e3o simples de baixo custo<\/td><td>A substitui\u00e7\u00e3o geralmente \u00e9 mais econ\u00f4mica.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Essa decis\u00e3o n\u00e3o deve se basear apenas no custo do reparo. Tamb\u00e9m deve levar em considera\u00e7\u00e3o o tempo de inatividade, a precis\u00e3o dimensional, o risco de fissuras futuras e o custo de uma nova falha ap\u00f3s o reparo.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Como preparar o D2 antes do reparo de solda<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Antes da soldagem, a \u00e1rea danificada deve ser inspecionada utilizando um m\u00e9todo adequado de detec\u00e7\u00e3o de trincas, como o ensaio por l\u00edquido penetrante. Ap\u00f3s a inspe\u00e7\u00e3o, o metal trincado ou danificado deve ser completamente removido por esmerilhamento ou usinagem.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A cavidade de reparo deve ter um perfil arredondado em forma de U, em vez de um sulco agudo em forma de V. Um sulco agudo cria uma concentra\u00e7\u00e3o de tens\u00e3o, aumentando a probabilidade de fissuras durante a soldagem ou o resfriamento. A \u00e1rea tamb\u00e9m precisa estar limpa e livre de \u00f3leo, umidade, \u00f3xido e sujeira.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Etapa de prepara\u00e7\u00e3o<\/td><td>Finalidade<\/td><\/tr><tr><td>Inspecione a \u00e1rea danificada.<\/td><td>Encontra rachaduras vis\u00edveis e finas.<\/td><\/tr><tr><td>Remova todo o material rachado.<\/td><td>Impede o reaparecimento de rachaduras<\/td><\/tr><tr><td>Prepare uma cavidade arredondada em forma de U.<\/td><td>Reduz a concentra\u00e7\u00e3o de estresse<\/td><\/tr><tr><td>Limpe a \u00e1rea a ser reparada<\/td><td>Remove a contamina\u00e7\u00e3o<\/td><\/tr><tr><td>Licen\u00e7a para finaliza\u00e7\u00e3o<\/td><td>Permite o desbaste final ap\u00f3s a soldagem.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Uma boa prepara\u00e7\u00e3o n\u00e3o garante o sucesso, mas uma prepara\u00e7\u00e3o ruim quase garante um reparo ineficaz.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pr\u00e9-aquecimento, metal de adi\u00e7\u00e3o e soldagem TIG<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">O a\u00e7o D2 n\u00e3o deve ser soldado \u00e0 temperatura ambiente. O pr\u00e9-aquecimento reduz a diferen\u00e7a de temperatura entre a \u00e1rea de solda e o a\u00e7o circundante. Isso ajuda a reduzir o risco de choque t\u00e9rmico e fissuras.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Para muitos reparos em ferramentas D2, uma faixa t\u00edpica de pr\u00e9-aquecimento situa-se entre 250 e 350 \u00b0C. Para reparos mais complexos, podem ser utilizadas temperaturas entre 300 e 400 \u00b0C. Se a ferramenta D2 j\u00e1 tiver sido temperada e revenida, o pr\u00e9-aquecimento deve normalmente permanecer abaixo da temperatura original de revenimento para reduzir o risco de amolecimento da ferramenta.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A soldagem TIG, tamb\u00e9m chamada GTAW, \u00e9 geralmente preferida para o reparo de soldas D2 porque permite a deposi\u00e7\u00e3o de solda em pequena quantidade e com controle preciso. A soldagem com corrente cont\u00ednua e g\u00e1s arg\u00f4nio como g\u00e1s de prote\u00e7\u00e3o \u00e9 comumente utilizada. O reparo deve ser feito com cord\u00f5es de solda curtos e estreitos, em vez de dep\u00f3sitos de solda espessos.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A escolha do metal de adi\u00e7\u00e3o depende da finalidade do reparo. Um metal de adi\u00e7\u00e3o d\u00factil pode ser mais adequado para o reparo de trincas. Um metal de adi\u00e7\u00e3o mais duro pode ser necess\u00e1rio para uma aresta de corte ou superf\u00edcie sujeita a desgaste.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Tipo de enchimento<\/td><td>Uso t\u00edpico<\/td><td>Ponto principal<\/td><\/tr><tr><td>A\u00e7o inoxid\u00e1vel 312<\/td><td>Reparo de fissuras ou camada de amortecimento<\/td><td>Boa ductilidade e resist\u00eancia a fissuras<\/td><\/tr><tr><td>a\u00e7o inoxid\u00e1vel 410<\/td><td>Camada de ac\u00famulo intermedi\u00e1ria<\/td><td>\u00datil para preencher \u00e1reas de reparo maiores.<\/td><\/tr><tr><td>A\u00e7o inoxid\u00e1vel 420 modificado<\/td><td>Reparo de moldes ou ferramentas polidas<\/td><td>Pode atingir cerca de 52\u201356 HRC.<\/td><\/tr><tr><td>Aditivo de a\u00e7o ferramenta de alta dureza<\/td><td>Superf\u00edcie de trabalho final<\/td><td>Utilizado quando \u00e9 necess\u00e1ria alta resist\u00eancia ao desgaste.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Para reparos profundos, um m\u00e9todo pr\u00e1tico \u00e9 usar primeiro uma camada de amortecimento d\u00factil, preencher o volume do reparo e, em seguida, aplicar uma camada final mais dura, caso a superf\u00edcie exija resist\u00eancia ao desgaste. O uso de um material de enchimento muito duro em todo o reparo pode aumentar o risco de fissuras.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Resfriamento e t\u00eampera p\u00f3s-soldagem<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ap\u00f3s a soldagem, o a\u00e7o D2 deve ser resfriado lentamente. O resfriamento r\u00e1pido pode criar altas tens\u00f5es residuais e martensita fr\u00e1gil na zona afetada pelo calor. Deve-se evitar o resfriamento por jato de ar, \u00e1gua ou \u00f3leo, ou qualquer m\u00e9todo de resfriamento for\u00e7ado.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Uma pr\u00e1tica comum \u00e9 colocar a ferramenta reparada em areia seca, vermiculita ou outro material isolante. O objetivo \u00e9 permitir que a ferramenta esfrie gradualmente, em vez de submeter a \u00e1rea reparada a um choque t\u00e9rmico.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ap\u00f3s o resfriamento lento, geralmente \u00e9 necess\u00e1rio o revenimento p\u00f3s-soldagem. A soldagem pode criar uma zona endurecida e fr\u00e1gil pr\u00f3xima ao cord\u00e3o de solda. O revenimento ajuda a aliviar a tens\u00e3o e reduzir a fragilidade. Para ferramentas de a\u00e7o D2 endurecido, o revenimento p\u00f3s-soldagem costuma ser feito abaixo da temperatura de revenimento original, tipicamente cerca de 14 a 28 \u00b0C mais baixa.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Ponto de controle<\/td><td>Finalidade<\/td><\/tr><tr><td>Resfriamento lento no isolamento<\/td><td>Reduz o choque t\u00e9rmico<\/td><\/tr><tr><td>Evite o resfriamento for\u00e7ado.<\/td><td>Reduz o risco de rachaduras<\/td><\/tr><tr><td>Revenimento p\u00f3s-soldagem<\/td><td>Alivia o estresse na zona de risco.<\/td><\/tr><tr><td>A t\u00eampera deve ser feita abaixo da temperatura original de t\u00eampera.<\/td><td>Ajuda a reduzir o amolecimento excessivo.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">O resfriamento lento e o revenimento n\u00e3o s\u00e3o detalhes opcionais. Eles s\u00e3o parte da raz\u00e3o pela qual um reparo de solda D2 resiste ap\u00f3s a ferramenta retornar ao servi\u00e7o.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Quando a substitui\u00e7\u00e3o \u00e9 melhor do que o reparo por solda<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Se a ferramenta D2 apresentar rachaduras profundas, quebras significativas, danos graves causados por colis\u00f5es ou falhas repetidas na mesma \u00e1rea, a substitui\u00e7\u00e3o costuma ser mais confi\u00e1vel do que a soldagem.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Uma ferramenta D2 reparada tamb\u00e9m pode precisar de retifica\u00e7\u00e3o final, inspe\u00e7\u00e3o e poss\u00edvel retrabalho. Se o custo do reparo, somado ao tempo de inatividade, for pr\u00f3ximo ao custo de uma pastilha nova, a substitui\u00e7\u00e3o pode ser a melhor op\u00e7\u00e3o. Isso \u00e9 especialmente verdadeiro para pastilhas D2 simples, pe\u00e7as de desgaste pequenas ou se\u00e7\u00f5es de ferramentas que s\u00e3o f\u00e1ceis de usinar novamente.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">O reparo por soldagem \u00e9 mais vantajoso quando a ferramenta \u00e9 grande, cara, dif\u00edcil de refazer ou necess\u00e1ria com urg\u00eancia para a produ\u00e7\u00e3o. A substitui\u00e7\u00e3o \u00e9 mais vantajosa quando o dano \u00e9 estrutural, a toler\u00e2ncia \u00e9 dif\u00edcil de restaurar ou a causa da falha permanece desconhecida.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Situa\u00e7\u00e3o<\/td><td>Melhor escolha<\/td><\/tr><tr><td>Matriz de alto valor com danos localizados<\/td><td>Considere o reparo por solda.<\/td><\/tr><tr><td>Pequena \u00e1rea de desgaste com material de acabamento suficiente.<\/td><td>Considere o reparo por solda.<\/td><\/tr><tr><td>Rachadura profunda no corpo<\/td><td>Substituir<\/td><\/tr><tr><td>Quebra grave ap\u00f3s colis\u00e3o da ferramenta<\/td><td>Substitua ou utilize reparo com inserto usinado<\/td><\/tr><tr><td>Falha repetida na mesma \u00e1rea<\/td><td>Investigue o design, o tratamento t\u00e9rmico ou a escolha do material.<\/td><\/tr><tr><td>Inser\u00e7\u00e3o simples e de baixo custo<\/td><td>Substituir<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Para ferramentas D2, a decis\u00e3o de reparo deve ser pr\u00e1tica. A quest\u00e3o n\u00e3o \u00e9 apenas se o D2 pode ser soldado. A quest\u00e3o mais importante \u00e9 se a \u00e1rea reparada ainda atender\u00e1 aos requisitos de dureza, resist\u00eancia ao desgaste, precis\u00e3o dimensional e vida \u00fatil.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Conclus\u00e3o<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">O a\u00e7o ferramenta D2 pode ser reparado por soldagem, mas \u00e9 dif\u00edcil devido \u00e0 sua estrutura rica em carbono, cromo e carbonetos. Os principais riscos de reparo s\u00e3o trincas na zona afetada pelo calor, amolecimento localizado, distor\u00e7\u00e3o e baixa vida \u00fatil se for utilizado metal de adi\u00e7\u00e3o inadequado.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Para desgaste localizado, lascas pequenas ou danos limitados em ferramentas de alto valor, o reparo por soldagem controlada pode prolongar a vida \u00fatil. O reparo deve incluir inspe\u00e7\u00e3o de trincas, remo\u00e7\u00e3o completa do material danificado, pr\u00e9-aquecimento, uso de metal de adi\u00e7\u00e3o adequado, soldagem TIG, resfriamento lento, revenimento p\u00f3s-soldagem e esmerilhamento final.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Para rachaduras profundas, danos severos por colis\u00e3o, se\u00e7\u00f5es de ferramentas quebradas, falhas repetidas ou simples insertos de baixo custo, a substitui\u00e7\u00e3o geralmente \u00e9 a op\u00e7\u00e3o mais segura.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">O material D2 pode ser soldado, mas isso deve ser tratado como um reparo com ferramenta controlada, e n\u00e3o como um trabalho de soldagem padr\u00e3o.<\/p>\n\n\n\n<ul class=\"wp-block-yoast-seo-related-links yoast-seo-related-links\">\n<li><a href=\"https:\/\/aobosteel.com\/pt\/h13-tool-steel\/\">Fornecedor de a\u00e7o ferramenta H13 | 1.2344 | SKD61 | Fornecimento a granel recozido<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/aobosteel.com\/pt\/blog\/can-h13-tool-steel-be-welded\/\">O a\u00e7o ferramenta H13 pode ser soldado? Guia de pr\u00e9-aquecimento, material de adi\u00e7\u00e3o e tratamento t\u00e9rmico p\u00f3s-soldagem (PWHT).<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/aobosteel.com\/pt\/blog\/what-are-the-disadvantages-of-d2-steel\/\">Quais s\u00e3o as desvantagens do a\u00e7o D2?<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/aobosteel.com\/pt\/blog\/how-to-sharpen-d2-steel\/\">Como afiar a\u00e7o D2: abrasivos, controle de calor e brunimento<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/aobosteel.com\/pt\/h13-steel-heat-treatment\/\">Guia de Tratamento T\u00e9rmico H13 | Aobo Steel<\/a><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Can D2 Tool Steel Be Weld Repaired? D2 tool steel can be repaired by welding, but it is difficult and prone to cracking. Its chemistry makes D2 difficult to weld. During welding, the heat-affected zone can become hard, brittle, and highly stressed if temperature control is poor. The main problem is not whether weld metal [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":15369,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[22],"tags":[],"class_list":["post-15368","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.0 (Yoast SEO v28.0) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Can D2 Tool Steel Be Weld Repaired? Risks &amp; Repair Guide - AoboSteel<\/title>\n<meta name=\"description\" content=\"D2 tool steel can be weld repaired, but cracking risk is high. Learn when D2 repair is practical, why welding is difficult, and how preheating, filler choice, slow cooling, and tempering reduce failure risk.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/aobosteel.com\/pt\/blog\/d2-tool-steel-weld-repair\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Can D2 Tool Steel Be Weld Repaired? Risks &amp; Repair Guide\" \/>\n<meta property=\"og:description\" content=\"D2 tool steel can be weld repaired, but cracking risk is high. 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D2 tool steel can be repaired by welding, but it is difficult and prone to cracking. Its chemistry makes D2 difficult to weld. During welding, the heat-affected zone can become hard, brittle, and highly stressed if temperature control is poor. The main problem is not whether weld metal&hellip;","rttpg_featured_image_url":{"full":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/Can-D2-Tool-Steel-Be-Weld-Repaired.avif",1254,1254,false],"landscape":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/Can-D2-Tool-Steel-Be-Weld-Repaired.avif",1254,1254,false],"portraits":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/Can-D2-Tool-Steel-Be-Weld-Repaired.avif",1254,1254,false],"thumbnail":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/Can-D2-Tool-Steel-Be-Weld-Repaired-150x150.avif",150,150,true],"medium":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/Can-D2-Tool-Steel-Be-Weld-Repaired-300x300.avif",300,300,true],"large":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/Can-D2-Tool-Steel-Be-Weld-Repaired-1024x1024.avif",1024,1024,true],"1536x1536":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/Can-D2-Tool-Steel-Be-Weld-Repaired.avif",1254,1254,false],"2048x2048":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/Can-D2-Tool-Steel-Be-Weld-Repaired.avif",1254,1254,false],"trp-custom-language-flag":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/Can-D2-Tool-Steel-Be-Weld-Repaired-12x12.avif",12,12,true]},"rttpg_author":{"display_name":"Evan","author_link":"https:\/\/aobosteel.com\/pt\/blog\/author\/admin\/"},"rttpg_comment":0,"rttpg_category":"<a href=\"https:\/\/aobosteel.com\/pt\/blog\/category\/blog\/\" rel=\"category tag\">Blog<\/a>","rttpg_excerpt":"Can D2 Tool Steel Be Weld Repaired? D2 tool steel can be repaired by welding, but it is difficult and prone to cracking. Its chemistry makes D2 difficult to weld. During welding, the heat-affected zone can become hard, brittle, and highly stressed if temperature control is poor. The main problem is not whether weld metal&hellip;","_links":{"self":[{"href":"https:\/\/aobosteel.com\/pt\/wp-json\/wp\/v2\/posts\/15368","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aobosteel.com\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aobosteel.com\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aobosteel.com\/pt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aobosteel.com\/pt\/wp-json\/wp\/v2\/comments?post=15368"}],"version-history":[{"count":0,"href":"https:\/\/aobosteel.com\/pt\/wp-json\/wp\/v2\/posts\/15368\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/aobosteel.com\/pt\/wp-json\/wp\/v2\/media\/15369"}],"wp:attachment":[{"href":"https:\/\/aobosteel.com\/pt\/wp-json\/wp\/v2\/media?parent=15368"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aobosteel.com\/pt\/wp-json\/wp\/v2\/categories?post=15368"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aobosteel.com\/pt\/wp-json\/wp\/v2\/tags?post=15368"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}