{"id":15996,"date":"2026-06-22T19:24:47","date_gmt":"2026-06-22T11:24:47","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=15996"},"modified":"2026-10-16T10:08:18","modified_gmt":"2026-10-16T02:08:18","slug":"4140-vs-h13","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/pt\/4140-vs-h13\/","title":{"rendered":"A\u00e7o ferramenta 4140 vs H13: diferen\u00e7as e guia de sele\u00e7\u00e3o"},"content":{"rendered":"<h1 class=\"wp-block-heading\">A\u00e7o ferramenta 4140 vs H13: para trabalho a quente ou para pe\u00e7as mec\u00e2nicas?<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/aobosteel.com\/pt\/blog\/4140-steel-properties\/\">O 4140 \u00e9 um a\u00e7o liga estrutural ao cromo-molibd\u00eanio<\/a> para componentes de m\u00e1quinas que operam em temperatura ambiente a moderada. <a href=\"https:\/\/aobosteel.com\/pt\/hot-work-tool-steels\/\">O H13 \u00e9 um a\u00e7o para ferramentas de trabalho a quente para matrizes e ferramental<\/a> que operam a quente, frequentemente acima de 500\u00b0C.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Se um pode substituir o outro em uma determinada pe\u00e7a depende quase inteiramente da temperatura de opera\u00e7\u00e3o. Use H13 quando dureza a quente, resist\u00eancia \u00e0 fadiga t\u00e9rmica e resist\u00eancia \u00e0 eros\u00e3o por metal fundido forem importantes. Use 4140 para eixos, suportes, dispositivos e pe\u00e7as estruturais de m\u00e1quinas que n\u00e3o trabalham a quente. Graus estruturais simples como o A36 cont\u00eam muito menos carbono e liga, e a compara\u00e7\u00e3o com o a\u00e7o para ferramentas est\u00e1 em <a href=\"https:\/\/aobosteel.com\/pt\/a36-vs-tool-steel\/\">A36 vs a\u00e7o para ferramentas<\/a> p\u00e1gina.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Regra de sele\u00e7\u00e3o:<\/strong> Se a superf\u00edcie de trabalho for submetida a calor constante acima de 350-400 \u00b0C, escolha o a\u00e7o H13. Se a pe\u00e7a for um suporte estrutural ou um componente mec\u00e2nico que opere em temperatura ambiente ou moderada, o a\u00e7o 4140 geralmente \u00e9 suficiente.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Resposta r\u00e1pida: 4140 vs H13<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Os a\u00e7os 4140 e H13 podem atingir dureza m\u00e1xima semelhante em se\u00e7\u00f5es finas, mas n\u00e3o s\u00e3o usados para a mesma aplica\u00e7\u00e3o. O 4140 \u00e9 um a\u00e7o-liga estrutural de alta resist\u00eancia. O H13 \u00e9 projetado para manter a dureza, a resist\u00eancia e a integridade da superf\u00edcie durante o servi\u00e7o repetido em altas temperaturas.<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">Fator de decis\u00e3o<\/th><th class=\"has-text-align-left\" data-align=\"left\">A\u00e7o liga 4140<\/th><th class=\"has-text-align-left\" data-align=\"left\">A\u00e7o ferramenta H13<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">Steel type<\/td><td class=\"has-text-align-left\" data-align=\"left\">A\u00e7o estrutural de liga cromo-molibd\u00eanio<\/td><td class=\"has-text-align-left\" data-align=\"left\">A\u00e7o ferramenta para trabalho a quente com cromo<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Fun\u00e7\u00e3o principal<\/td><td class=\"has-text-align-left\" data-align=\"left\">Componentes estruturais e de m\u00e1quinas de suporte de carga<\/td><td class=\"has-text-align-left\" data-align=\"left\">Matrizes quentes, insertos, ferramentas e ferramentas para altas temperaturas.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Dureza de trabalho t\u00edpica<\/td><td class=\"has-text-align-left\" data-align=\"left\">28-32 HRC, \u00e0s vezes 30-45 HRC ap\u00f3s t\u00eampera e revenido.<\/td><td class=\"has-text-align-left\" data-align=\"left\">44-52 HRC para muitas ferramentas de trabalho a quente<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Servi\u00e7o de alta temperatura<\/td><td class=\"has-text-align-left\" data-align=\"left\">Amolece rapidamente com o aumento da temperatura.<\/td><td class=\"has-text-align-left\" data-align=\"left\">Mant\u00e9m a dureza e resist\u00eancia a quente adequadas.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">resist\u00eancia \u00e0 fadiga t\u00e9rmica<\/td><td class=\"has-text-align-left\" data-align=\"left\">Ruim para ciclismo em climas quentes e frios.<\/td><td class=\"has-text-align-left\" data-align=\"left\">Excelente para testes de resist\u00eancia ao calor.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Melhor uso<\/td><td class=\"has-text-align-left\" data-align=\"left\">Eixos, engrenagens, eixos de transmiss\u00e3o, parafusos, dispositivos de fixa\u00e7\u00e3o, suportes, placas de base<\/td><td class=\"has-text-align-left\" data-align=\"left\">Matrizes de fundi\u00e7\u00e3o sob press\u00e3o, matrizes de forjamento, matrizes de extrus\u00e3o, l\u00e2minas de corte a quente<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Custo<\/td><td class=\"has-text-align-left\" data-align=\"left\">Menor custo de material<\/td><td class=\"has-text-align-left\" data-align=\"left\">Custo de material mais elevado, mas maior durabilidade em trabalhos a quente.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Composi\u00e7\u00e3o Qu\u00edmica<\/h2>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">Elemento<\/th><th class=\"has-text-align-left\" data-align=\"left\">4140<\/th><th class=\"has-text-align-left\" data-align=\"left\">H13<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">Carbon (C)<\/td><td class=\"has-text-align-left\" data-align=\"left\">0.38-0.43%<\/td><td class=\"has-text-align-left\" data-align=\"left\">0.35-0.42%<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Sil\u00edcio (Si)<\/td><td class=\"has-text-align-left\" data-align=\"left\">0.15-0.35%<\/td><td class=\"has-text-align-left\" data-align=\"left\">0.80-1.20%<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Mangan\u00eas (Mn)<\/td><td class=\"has-text-align-left\" data-align=\"left\">0.75-1.00%<\/td><td class=\"has-text-align-left\" data-align=\"left\">0.25-0.50%<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Cromo (Cr)<\/td><td class=\"has-text-align-left\" data-align=\"left\">0.80-1.10%<\/td><td class=\"has-text-align-left\" data-align=\"left\">4.80-5.50%<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Molibd\u00eanio (Mo)<\/td><td class=\"has-text-align-left\" data-align=\"left\">0.15-0.25%<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.20-1.50%<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Van\u00e1dio (V)<\/td><td class=\"has-text-align-left\" data-align=\"left\">Nenhum<\/td><td class=\"has-text-align-left\" data-align=\"left\">0.80-1.20%<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Ambos os graus cont\u00eam carbono semelhante, ent\u00e3o sua dureza m\u00e1xima como temperado \u00e9 pr\u00f3xima. A diferen\u00e7a decisiva \u00e9 o teor de liga. O H13 cont\u00e9m cerca de cinco vezes mais cromo, seis vezes mais molibd\u00eanio e uma adi\u00e7\u00e3o deliberada de van\u00e1dio. Esses elementos formam <a href=\"https:\/\/aobosteel.com\/pt\/tool-steel-carbide-types-and-hardness\/\">carbonetos de liga est\u00e1veis<\/a> e promovem endurecimento secund\u00e1rio, o que permite ao H13 manter sua dureza quando quente.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">O a\u00e7o 4140 cont\u00e9m muito menos liga porque nunca foi projetado para trabalhar em altas temperaturas. Sua composi\u00e7\u00e3o qu\u00edmica visa resist\u00eancia, tenacidade, temperabilidade e usinabilidade em aplica\u00e7\u00f5es estruturais.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Principais diferen\u00e7as entre os im\u00f3veis<\/h2>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">Propriedade<\/th><th class=\"has-text-align-left\" data-align=\"left\">4140<\/th><th class=\"has-text-align-left\" data-align=\"left\">H13<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">Steel type<\/td><td class=\"has-text-align-left\" data-align=\"left\">A\u00e7o estrutural de liga<\/td><td class=\"has-text-align-left\" data-align=\"left\">A\u00e7o Ferramenta para Trabalho a Quente<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Dureza de trabalho t\u00edpica<\/td><td class=\"has-text-align-left\" data-align=\"left\">28-32 HRC<\/td><td class=\"has-text-align-left\" data-align=\"left\">44-52 HRC<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">dureza m\u00e1xima ating\u00edvel<\/td><td class=\"has-text-align-left\" data-align=\"left\">Aproximadamente 55 HRC<\/td><td class=\"has-text-align-left\" data-align=\"left\">Aproximadamente 54 HRC<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/pt\/tool-steel-hot-hardness-chart\/\">Dureza a quente a 500\u00b0C<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">Amolece rapidamente<\/td><td class=\"has-text-align-left\" data-align=\"left\">Mant\u00e9m a dureza<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">resist\u00eancia \u00e0 fadiga t\u00e9rmica<\/td><td class=\"has-text-align-left\" data-align=\"left\">Pobre<\/td><td class=\"has-text-align-left\" data-align=\"left\">Excelente<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Resist\u00eancia ao desgaste, temperatura ambiente<\/td><td class=\"has-text-align-left\" data-align=\"left\">Baixo<\/td><td class=\"has-text-align-left\" data-align=\"left\">Moderado<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Resist\u00eancia ao desgaste, quente<\/td><td class=\"has-text-align-left\" data-align=\"left\">Pobre<\/td><td class=\"has-text-align-left\" data-align=\"left\">Bom<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Tenacidade<\/td><td class=\"has-text-align-left\" data-align=\"left\">Bom<\/td><td class=\"has-text-align-left\" data-align=\"left\">Bom<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Usinabilidade, recozido<\/td><td class=\"has-text-align-left\" data-align=\"left\">Excelente<\/td><td class=\"has-text-align-left\" data-align=\"left\">Bom<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Custo por kg<\/td><td class=\"has-text-align-left\" data-align=\"left\">Inferior<\/td><td class=\"has-text-align-left\" data-align=\"left\">Mais alto<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Soldabilidade<\/td><td class=\"has-text-align-left\" data-align=\"left\">Mais f\u00e1cil com pr\u00e9-aquecimento<\/td><td class=\"has-text-align-left\" data-align=\"left\">Mais dif\u00edcil<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">O a\u00e7o 4140 pode ser temperado at\u00e9 atingir a mesma dureza que o H13, ou at\u00e9 um pouco mais, devido ao seu teor de carbono. A dureza m\u00e1xima n\u00e3o \u00e9 o que diferencia os dois a\u00e7os, e o 4140 raramente \u00e9 trabalhado acima de 45 HRC, pois sua tenacidade diminui. A diferen\u00e7a que realmente importa surge sob o calor: o 4140 perde dureza, enquanto o H13 a mant\u00e9m.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Quando escolher H13 em vez de 4140<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">A pe\u00e7a esquenta muito<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Acima de aproximadamente 350-400\u00b0C, <a href=\"https:\/\/aobosteel.com\/pt\/hot-work-tool-steel-softening-resistance\/\">o 4140 perde resist\u00eancia rapidamente<\/a> porque n\u00e3o tem <a href=\"https:\/\/aobosteel.com\/pt\/h13-steel-heat-treatment\/\">nenhum endurecimento secund\u00e1rio para recorrer<\/a>. O H13 mant\u00e9m dureza e resist\u00eancia \u00fateis at\u00e9 cerca de 600\u00b0C.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">A pe\u00e7a alterna entre ciclos de aquecimento e resfriamento.<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Aquecimento e resfriamento repetidos provocam <a href=\"https:\/\/aobosteel.com\/pt\/operational-limitations-and-challenges-of-h13-tool-steel\/\">Fissura\u00e7\u00e3o t\u00e9rmica<\/a>. O H13 resiste a esse trincamento superficial fino muito melhor que o 4140.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">O vestu\u00e1rio deve resistir \u00e0 temperatura ambiente.<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">O a\u00e7o 4140 apresenta um desgaste aceit\u00e1vel \u00e0 temperatura ambiente, mas amolece e desgasta-se rapidamente quando aquecido. Os carbonetos de liga e o endurecimento secund\u00e1rio do H13 melhoram a resist\u00eancia ao desgaste a quente.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">A superf\u00edcie est\u00e1 voltada para o metal fundido.<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Na fundi\u00e7\u00e3o sob press\u00e3o, o alum\u00ednio fundido a cerca de 680 \u00b0C ou o zinco a cerca de 420 \u00b0C podem corroer a face do molde. O a\u00e7o H13 resiste \u00e0 eros\u00e3o muito melhor do que o 4140.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Aplica\u00e7\u00f5es t\u00edpicas do H13 incluem matrizes de fundi\u00e7\u00e3o sob press\u00e3o de alum\u00ednio, matrizes de forjamento a quente, ferramental de extrus\u00e3o a quente, <a href=\"https:\/\/aobosteel.com\/pt\/selection-of-tool-steel-for-hot-stamping\/\">matrizes de estampagem a quente<\/a>, l\u00e2minas de corte a quente, pinos de n\u00facleo, mandris e insertos para trabalho a quente.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Quando 4140 \u00e9 suficiente<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">O a\u00e7o 4140 costuma ser a escolha certa quando a pe\u00e7a n\u00e3o \u00e9 uma ferramenta para trabalho a quente:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>As pe\u00e7as em servi\u00e7o permanecem \u00e0 temperatura ambiente ou abaixo de aproximadamente 250\u00b0C, como eixos, pe\u00e7as de m\u00e1quinas, fixadores e componentes estruturais.<\/li>\n\n<li>A pe\u00e7a \u00e9 um suporte, refor\u00e7o ou placa de base que sustenta a ferramenta, mas nunca entra em contato direto com o metal quente.<\/li>\n\n<li>Uma boa tenacidade com dureza moderada, geralmente entre 30 e 40 HRC, atende aos requisitos.<\/li>\n\n<li>A soldagem ou o reparo de soldas s\u00e3o importantes, j\u00e1 que o a\u00e7o 4140 tolera isso melhor do que o H13.<\/li>\n\n<li>O custo do material \u00e9 a principal restri\u00e7\u00e3o e a carga tribut\u00e1ria \u00e9 leve.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Guia de Aplica\u00e7\u00e3o R\u00e1pida<\/h2>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">Aplica\u00e7\u00e3o<\/th><th class=\"has-text-align-left\" data-align=\"left\">Recomendado<\/th><th class=\"has-text-align-left\" data-align=\"left\">Por que<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/pt\/tool-steel-for-die-casting-dies-inserts\/\">matriz de fundi\u00e7\u00e3o de alum\u00ednio<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">H13<\/td><td class=\"has-text-align-left\" data-align=\"left\">Dureza a quente, resist\u00eancia \u00e0 fadiga t\u00e9rmica e resist\u00eancia \u00e0 eros\u00e3o s\u00e3o todas essenciais.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/pt\/tool-steel-for-hot-forging-stamping-trimming-dies\/\">Matriz de forjamento a quente<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">H13<\/td><td class=\"has-text-align-left\" data-align=\"left\">Calor constante e impacto exigem a\u00e7o ferramenta para trabalho a quente.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/pt\/tool-steel-for-hot-extrusion-dies\/\">Matriz de extrus\u00e3o de alum\u00ednio<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">H13<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u00c9 necess\u00e1ria resist\u00eancia ao desgaste por altas temperaturas e \u00e0 fadiga t\u00e9rmica.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/pt\/selection-of-tool-steel-for-hot-shear-blades\/\">L\u00e2mina de corte a quente<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">H13 ou H10<\/td><td class=\"has-text-align-left\" data-align=\"left\">A dureza a quente e a resist\u00eancia ao desgaste controlam a vida \u00fatil da l\u00e2mina.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Placa porta-matriz ou placa de apoio<\/td><td class=\"has-text-align-left\" data-align=\"left\">4140 ou P20<\/td><td class=\"has-text-align-left\" data-align=\"left\">A pe\u00e7a fornece suporte estrutural e n\u00e3o \u00e9 aquecida diretamente.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Eixo da m\u00e1quina \u00e0 temperatura ambiente<\/td><td class=\"has-text-align-left\" data-align=\"left\">4140<\/td><td class=\"has-text-align-left\" data-align=\"left\">Boa resist\u00eancia e durabilidade a um custo menor.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">matriz de produ\u00e7\u00e3o de trabalho a frio<\/td><td class=\"has-text-align-left\" data-align=\"left\">D2 ou A2<\/td><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/pt\/cold-work-tool-steels\/\">A\u00e7os espec\u00edficos para trabalho a frio proporcionam maior vida \u00fatil ao desgaste.<\/a><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Por que materiais mais baratos geralmente custam mais<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">O a\u00e7o H13 tem um custo por quilograma superior ao do 4140 devido ao seu maior teor de liga e ao processamento mais exigente. No entanto, em aplica\u00e7\u00f5es de trabalho a quente, o fator relevante \u00e9 o custo por pe\u00e7a produzida.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Os chips H13 duram muito mais tempo, o que significa menos trocas de chips e menos tempo de inatividade.<\/li>\n\n<li>\u00c0 medida que a matriz se degrada, menos pe\u00e7as s\u00e3o descartadas.<\/li>\n\n<li>O H13 tolera resfriamento agressivo e ciclos t\u00e9rmicos sem rachaduras prematuras, o que permite uma produ\u00e7\u00e3o mais r\u00e1pida e est\u00e1vel.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Especificar o a\u00e7o 4140 em uma ferramenta de trabalho a quente para economizar material geralmente \u00e9 uma falsa economia. A menor vida \u00fatil da matriz e a perda de tempo de produ\u00e7\u00e3o podem custar muito mais do que o material economizado.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Fornecimento de a\u00e7o Aobo<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A Aobo Steel fornece a\u00e7o para ferramentas H13 (1.2344 \/ SKD61 \/ 4Cr5MoSiV1) nas formas forjada e laminada, principalmente em condi\u00e7\u00e3o recozida para exporta\u00e7\u00e3o a granel. O H13 \u00e9 um dos nossos graus principais, estocado como barra redonda, barra chata e bloco forjado. <a href=\"https:\/\/aobosteel.com\/pt\/what-is-h13-esr-material\/\">H13 ESR<\/a> est\u00e1 dispon\u00edvel para fundi\u00e7\u00e3o sob press\u00e3o premium e aplica\u00e7\u00f5es de alto polimento.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Para 4140, por favor <a href=\"https:\/\/aobosteel.com\/pt\/contact\/\">consulte<\/a>. A Aobo Steel \u00e9 especializada em a\u00e7o para ferramentas e a\u00e7o para moldes, e n\u00e3o em ligas de engenharia geral, portanto a disponibilidade do 4140 \u00e9 confirmada por pedido. Quando a pe\u00e7a permite, uma alternativa em a\u00e7o para ferramentas frequentemente oferece melhor valor a longo prazo.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">P\u00e1ginas relacionadas<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Compara\u00e7\u00f5es com H13:<\/strong> <a href=\"https:\/\/aobosteel.com\/pt\/h13-vs-h11-tool-steel\/\">H13 vs H11<\/a> \u00b7 <a href=\"https:\/\/aobosteel.com\/pt\/h13-vs-a2-tool-steel\/\">H13 vs A2<\/a> \u00b7 <a href=\"https:\/\/aobosteel.com\/pt\/h13-vs-p20-steel\/\">H13 vs P20<\/a> \u00b7 <a href=\"https:\/\/aobosteel.com\/pt\/h13-vs-h21-tool-steel\/\">H13 vs H21<\/a> \u00b7 <a href=\"https:\/\/aobosteel.com\/pt\/h13-vs-skd61-tool-steel\/\">H13 vs SKD61<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>P\u00e1ginas de refer\u00eancia:<\/strong> <a href=\"https:\/\/aobosteel.com\/pt\/thermal-fatigue-resistant-tool-steels\/\">A\u00e7os para ferramentas resistentes \u00e0 fadiga t\u00e9rmica<\/a> \u00b7 <a href=\"https:\/\/aobosteel.com\/pt\/tool-steel-heat-treatment-guide\/\">guia de tratamento t\u00e9rmico de a\u00e7o para ferramentas<\/a> \u00b7 <a href=\"https:\/\/aobosteel.com\/pt\/h13-steel-properties\/\">Propriedades do a\u00e7o H13<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Fam\u00edlias de s\u00e9ries:<\/strong> <a href=\"https:\/\/aobosteel.com\/pt\/h-series-tool-steels\/\">A\u00e7os para ferramentas da s\u00e9rie H<\/a> \u00b7 <a href=\"https:\/\/aobosteel.com\/pt\/tool-steels\/\">Classes de a\u00e7o para ferramentas<\/a> \u00b7 <a href=\"https:\/\/aobosteel.com\/pt\/tool-steel-material-finder\/\">Localizador de materiais de a\u00e7o ferramenta<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Os valores de composi\u00e7\u00e3o, dureza e tratamento t\u00e9rmico s\u00e3o valores t\u00edpicos publicados para 4140 \/ 42CrMo4 e H13 \/ 1.2344 \/ SKD61. Confirme a faixa exata com o certificado do fabricante para o lote entregue.<\/p>","protected":false},"excerpt":{"rendered":"<p>4140 vs H13 Tool Steel: Hot Work or Mechanical Parts? 4140 is a chromium-molybdenum structural alloy steel for machinery components that run at room to moderate temperature. H13 is a hot work tool steel for dies and tooling that operate hot, often above 500\u00b0C. Whether one can replace the other in a given part turns [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":15997,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"normal-width-container","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":""},"class_list":["post-15996","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.8 (Yoast SEO v28.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>4140 vs H13 Tool Steel: Hot Work or Machine Parts?<\/title>\n<meta name=\"description\" content=\"Compare 4140 alloy steel and H13 tool steel: composition, hardness, and hot performance. 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