{"id":9438,"date":"2025-08-03T16:17:49","date_gmt":"2025-08-03T08:17:49","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=9438"},"modified":"2026-06-26T08:45:26","modified_gmt":"2026-06-26T00:45:26","slug":"s1-tool-steel","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/pt\/s1-tool-steel\/","title":{"rendered":"S1 Tool Steel | 1.2550 Round and Falt Bar Supplier"},"content":{"rendered":"<div class=\"wp-block-cover alignfull\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"337\" class=\"wp-block-cover__image-background wp-image-7233 size-large\" alt=\"\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/05\/banner3-1024x337.webp\" data-object-fit=\"cover\" srcset=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/05\/banner3-1024x337.webp 1024w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/05\/banner3-300x99.webp 300w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/05\/banner3-768x253.webp 768w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/05\/banner3-1536x506.webp 1536w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/05\/banner3-18x6.webp 18w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/05\/banner3.webp 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim\" style=\"background-color:#4e4b40\"><\/span><div class=\"wp-block-cover__inner-container is-layout-constrained wp-block-cover-is-layout-constrained\">\n<div class=\"wp-block-uagb-container uagb-block-29fc5c3c alignfull uagb-is-root-container\"><div class=\"uagb-container-inner-blocks-wrap\">\n<div class=\"wp-block-uagb-advanced-heading uagb-block-c196a237\"><h6 class=\"uagb-heading-text\"><a href=\"https:\/\/aobosteel.com\/pt\/\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-ast-global-color-1-color\">In\u00edcio<\/mark> <\/a>&gt; <a href=\"https:\/\/aobosteel.com\/pt\/tool-steels\/\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-ast-global-color-1-color\">Cat\u00e1logo de A\u00e7os para Ferramentas<\/mark><u> <\/u><\/a>A\u00e7o ferramenta S1<\/h6><\/div>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-d1ce38c5\"><h5 class=\"uagb-heading-text\"><em>Aobo Steel | Fornecedor global de a\u00e7o para ferramentas na China<\/em><\/h5><\/div>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-5b6189ba\"><h2 class=\"uagb-heading-text\">A\u00e7o ferramenta AISI S1 | 1.2550 | A\u00e7o cromo-tungst\u00eanio resistente a impactos SKS41<\/h2><\/div>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-914bcd03\"><h5 class=\"uagb-heading-text\">\u2713100% Garantia de Qualidade Testada por Ultrassom<\/h5><\/div>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-84cd4af9\"><h5 class=\"uagb-heading-text\">\u2713SET 1921-82 Classe D\/d Garantida<\/h5><\/div>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-20e20150\"><h5 class=\"uagb-heading-text\">\u2713Entrega no estado recozido<\/h5><\/div>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-33ee52f8\"><h5 class=\"uagb-heading-text\">\u2713Superf\u00edcie: Escama preta, torneada, acabamento bruto ou polida<\/h5><\/div>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button popmake-16052\"><a class=\"wp-block-button__link wp-element-button\">Consulta r\u00e1pida sobre o material S1<\/a><\/div>\n<\/div>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"wp-block-paragraph\">S1 tool steel is a shock-resisting material. Its primary characteristic is exceptional toughness, which makes it highly resistant to impact loading. Understanding its properties helps determine whether it fits your manufacturing needs.<\/p>\n\n\n\n<h2 id=\"1-eael-table-of-content\" class=\"wp-block-heading\">1. Composi\u00e7\u00e3o Qu\u00edmica<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A composi\u00e7\u00e3o qu\u00edmica t\u00edpica (peso %) do a\u00e7o S1 est\u00e1 dentro destas faixas:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>C<\/td><td>W<\/td><td>Cr<\/td><td>Si<\/td><td>V<\/td><td>Mn<\/td><td>Mo<\/td><td>P<\/td><td>S<\/td><\/tr><tr><td>0,40 \u2013 0,55%<\/td><td>1,50 \u2013 3,00%<\/td><td>1,00 \u2013 1,80%<\/td><td>0,15 \u2013 1,20%<\/td><td>0,15 \u2013 0,30%<\/td><td>0,10 \u2013 0,40%<\/td><td>at\u00e9 0,50%<\/td><td>\u2264 0,030%<\/td><td>\u2264 0,030%<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 id=\"2-eael-table-of-content\" class=\"wp-block-heading\">2. Propriedades do a\u00e7o para ferramentas S1<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Entender essas propriedades do a\u00e7o S1 ajudar\u00e1 voc\u00ea a determinar sua adequa\u00e7\u00e3o para suas aplica\u00e7\u00f5es espec\u00edficas de f\u00e1brica:<\/p>\n\n\n\n<h3 id=\"3-eael-table-of-content\" class=\"wp-block-heading\">2.1 Dureza<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">O a\u00e7o ferramenta S1 pode atingir uma dureza de 40-63 HRC ap\u00f3s&nbsp;<em>tratamento t\u00e9rmico<\/em>. No entanto, para a maioria das aplica\u00e7\u00f5es pr\u00e1ticas que exigem sua resist\u00eancia ao choque caracter\u00edstica, o S1 \u00e9 normalmente usado em uma faixa de dureza de trabalho de&nbsp;<strong>50-56 HRC<\/strong>, geralmente em torno de 55 HRC. \u00c9 importante lembrar que, embora uma dureza maior melhore&nbsp;<em>vestir<\/em>&nbsp;resist\u00eancia, geralmente reduz a tenacidade.<\/p>\n\n\n\n<h3 id=\"4-eael-table-of-content\" class=\"wp-block-heading\">2.2 Resposta ao tratamento t\u00e9rmico<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">O S1 \u00e9 um a\u00e7o endurec\u00edvel em \u00f3leo, capaz de atingir a dureza necess\u00e1ria atrav\u00e9s da oxida\u00e7\u00e3o do \u00f3leo.&nbsp;<em>t\u00eampera<\/em>Para se\u00e7\u00f5es transversais mais simples ou maiores, a t\u00eampera em \u00e1gua ou salmoura tamb\u00e9m pode ser uma op\u00e7\u00e3o vi\u00e1vel. Apresenta uma profundidade m\u00e9dia de endurecimento.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"box-sizing: border-box; margin: 0px; padding: 0px;\">P\u00f3s-endurecimento e\u00a0<em>t\u00eampera<\/em>\u00a0s\u00e3o etapas cr\u00edticas.<\/span> While a low tempering temperature (around 300\u00b0C \/ 570\u00b0F) yields maximum hardness, S1 offers a broad usable tempering range from approximately 175\u00b0C to 540\u00b0C (350\u00b0F to 1000\u00b0F). Compared with higher-alloy steels, S1 tool steel exhibits a more pronounced decrease in hardness as the tempering temperature increases. Be aware that tempering below 315\u00b0C (600\u00b0F) can increase the steel&#8217;s notch sensitivity.<\/p>\n\n\n\n<h3 id=\"5-eael-table-of-content\" class=\"wp-block-heading\">2.3 Tenacidade e Resist\u00eancia ao Choque<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">This is where\u00a0S1 tool steel truly excels. It has very high, often the highest, toughness among tool steels, particularly when compared to many cold-worked grades. This exceptional toughness, a core property of S1 steel, makes it ideal for applications involving repeated impacts, mechanical shocks, or sudden loads. The medium carbon content, combined with additions of silicon and tungsten, is key to this characteristic.<\/p>\n\n\n\n<h3 id=\"6-eael-table-of-content\" class=\"wp-block-heading\">2.4 Resist\u00eancia ao desgaste<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">O a\u00e7o ferramenta S1 oferece resist\u00eancia ao desgaste m\u00e9dia a baixa. Geralmente, essa resist\u00eancia \u00e9 menor do que a de a\u00e7os ferramenta para trabalho a frio, como...&nbsp;<em><a href=\"https:\/\/aobosteel.com\/pt\/d2-tool-steel\/\">D2<\/a><\/em>&nbsp;ou&nbsp;<em><a href=\"https:\/\/aobosteel.com\/pt\/a2-tool-steel\/\">A2<\/a><\/em>O teor de tungst\u00eanio contribui com alguma resist\u00eancia inerente ao desgaste. Para aplica\u00e7\u00f5es que exigem maior resist\u00eancia ao desgaste superficial, a nitreta\u00e7\u00e3o pode ser considerada. No entanto, esse processo requer um gerenciamento cuidadoso, pois as temperaturas envolvidas podem reduzir a dureza e a resist\u00eancia do n\u00facleo, levando potencialmente \u00e0 deforma\u00e7\u00e3o pl\u00e1stica em \u00e1reas de alta tens\u00e3o se n\u00e3o for controlado adequadamente.<\/p>\n\n\n\n<h3 id=\"7-eael-table-of-content\" class=\"wp-block-heading\">2.5 Dureza a quente e resist\u00eancia ao calor<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">O a\u00e7o ferramenta S1 possui&nbsp;<strong>dureza baixa a m\u00e9dia<\/strong>. N\u00e3o mant\u00e9m sua dureza em temperaturas elevadas t\u00e3o eficazmente quanto os a\u00e7os r\u00e1pidos. No entanto, gra\u00e7as em parte ao seu teor de tungst\u00eanio, oferece um grau de resist\u00eancia ao calor, permitindo seu uso em servi\u00e7os em temperaturas moderadamente elevadas ou em algumas aplica\u00e7\u00f5es de trabalho a quente, geralmente at\u00e9 temperaturas em torno de 540 \u00b0C (1000 \u00b0F).<\/p>\n\n\n\n<h3 id=\"8-eael-table-of-content\" class=\"wp-block-heading\">2.6 Usinabilidade<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Quando recozido corretamente, o a\u00e7o ferramenta S1 \u00e9 considerado como tendo&nbsp;<strong>boa usinabilidade<\/strong>Sua classifica\u00e7\u00e3o \u00e9 frequentemente citada como 90-95, em compara\u00e7\u00e3o com o padr\u00e3o de a\u00e7o carbono 1% de 100. Mesmo na condi\u00e7\u00e3o endurecida, a usinabilidade \u00e9 considerada bastante boa. A usinabilidade do a\u00e7o S1 pode ser ainda melhorada com o aumento do teor de enxofre.<\/p>\n\n\n\n<h3 id=\"9-eael-table-of-content\" class=\"wp-block-heading\">2.7 Estabilidade Dimensional<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A t\u00eampera em \u00f3leo, o m\u00e9todo t\u00edpico para S1, geralmente resulta em&nbsp;<strong>pequenas e previs\u00edveis mudan\u00e7as dimensionais<\/strong>Embora a\u00e7os endurec\u00edveis ao ar, como o S7, ofere\u00e7am estabilidade dimensional superior, o desempenho de estabilidade dimensional do a\u00e7o para ferramentas S1 \u00e9 considerado bom em graus endurec\u00edveis em \u00f3leo ou \u00e1gua. A t\u00eampera em \u00e1gua causa choque t\u00e9rmico severo ao a\u00e7o para ferramentas S1, aumentando o risco de trincas e deforma\u00e7\u00f5es, portanto, deve ser usada com cautela.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/09\/S1-tool-steel.avif\" alt=\"A\u00e7o para ferramentas S1\" class=\"wp-image-10152\" srcset=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/09\/S1-tool-steel.avif 500w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/09\/S1-tool-steel-300x300.avif 300w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/09\/S1-tool-steel-150x150.avif 150w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/09\/S1-tool-steel-12x12.avif 12w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-ast-global-color-0-color has-text-color has-link-color wp-elements-cb07b975abb71930d719268f4df4c39d wp-block-paragraph\"><strong>Interessado no a\u00e7o para ferramentas S1?<\/strong> <strong>Preencha o formul\u00e1rio a seguir para entrar em contato conosco e obter o a\u00e7o para ferramentas S1 mais competitivo!<\/strong><\/p>\n\n\n\n<div class=\"wp-block-contact-form-7-contact-form-selector\">\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f16042-o1\" lang=\"en-US\" dir=\"ltr\" data-wpcf7-id=\"16042\">\n<div class=\"screen-reader-response\"><p role=\"status\" aria-live=\"polite\" aria-atomic=\"true\"><\/p> <ul><\/ul><\/div>\n<form action=\"\/pt\/wp-json\/wp\/v2\/pages\/9438#wpcf7-f16042-o1\" method=\"post\" class=\"wpcf7-form init\" aria-label=\"Formul\u00e1rio de contato\" novalidate=\"novalidate\" data-status=\"init\" data-trp-original-action=\"\/pt\/wp-json\/wp\/v2\/pages\/9438#wpcf7-f16042-o1\">\n<fieldset class=\"hidden-fields-container\"><input type=\"hidden\" name=\"_wpcf7\" value=\"16042\" \/><input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.1.6\" \/><input type=\"hidden\" name=\"_wpcf7_locale\" value=\"en_US\" \/><input type=\"hidden\" name=\"_wpcf7_unit_tag\" value=\"wpcf7-f16042-o1\" \/><input type=\"hidden\" name=\"_wpcf7_container_post\" value=\"0\" \/><input type=\"hidden\" name=\"_wpcf7_posted_data_hash\" value=\"\" \/>\n<\/fieldset>\n<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-name\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text wpcf7-validates-as-required\" autocomplete=\"name\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Seu nome *\" value=\"\" type=\"text\" name=\"your-name\" \/><\/span>\n<\/p>\n<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-email\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-email wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-email\" autocomplete=\"email\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"E-mail *\" value=\"\" type=\"email\" name=\"your-email\" \/><\/span>\n<\/p>\n<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-message\"><textarea cols=\"40\" rows=\"4\" maxlength=\"2000\" class=\"wpcf7-form-control wpcf7-textarea wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Mensagem *\" name=\"your-message\"><\/textarea><\/span>\n<\/p>\n<p><input class=\"wpcf7-form-control wpcf7-submit has-spinner\" type=\"submit\" value=\"Enviar consulta\" \/>\n<\/p><p style=\"display: none !important;\" class=\"akismet-fields-container\" data-prefix=\"_wpcf7_ak_\"><label>\u0394<textarea name=\"_wpcf7_ak_hp_textarea\" cols=\"45\" rows=\"8\" maxlength=\"100\"><\/textarea><\/label><input type=\"hidden\" id=\"ak_js_1\" name=\"_wpcf7_ak_js\" value=\"239\"\/><script>\ndocument.getElementById( \"ak_js_1\" ).setAttribute( \"value\", ( new Date() ).getTime() );\n<\/script>\n<\/p><input type='hidden' class='wpcf7-pum' value='{\"closepopup\":false,\"closedelay\":0,\"openpopup\":true,\"openpopup_id\":16052}' \/><div class=\"wpcf7-response-output\" aria-hidden=\"true\"><\/div>\n<input type=\"hidden\" name=\"trp-form-language\" value=\"pt\"\/><\/form>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<h2 id=\"10-eael-table-of-content\" class=\"wp-block-heading\">3. Tratamento t\u00e9rmico de a\u00e7o para ferramentas S1<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">O a\u00e7o para ferramentas S1 \u00e9 um a\u00e7o resistente a choques. O tratamento t\u00e9rmico adequado \u00e9 fundamental para seu desempenho. Este guia descreve as etapas padr\u00e3o do tratamento t\u00e9rmico para o a\u00e7o para ferramentas S1.<\/p>\n\n\n\n<h3 id=\"14-eael-table-of-content\" class=\"wp-block-heading\">3.1 Pr\u00e9-aquecimento<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">O pr\u00e9-aquecimento \u00e9 necess\u00e1rio para o a\u00e7o ferramenta S1 antes da austenitiza\u00e7\u00e3o. Ele reduz o choque t\u00e9rmico, ajuda a aliviar as tens\u00f5es de usinagem e pode melhorar a produtividade do forno.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Procedimento: Aquecer a 650-677 \u00b0C (1200-1250 \u00b0F). Manter por 10 a 15 minutos ou at\u00e9 que o aquecimento seja uniforme. \u00c9 prefer\u00edvel o aquecimento r\u00e1pido, do pr\u00e9-aquecimento \u00e0 temperatura de austenitiza\u00e7\u00e3o.<\/p>\n\n\n\n<h3 id=\"15-eael-table-of-content\" class=\"wp-block-heading\">3.2 Austenitiza\u00e7\u00e3o (endurecimento)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Esta etapa transforma a estrutura de a\u00e7o em&nbsp;<em>austenita<\/em>, dissolvendo elementos de liga para possibilitar o endurecimento.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Procedimento: Aquecer a 940-954 \u00b0C (1725-1750 \u00b0F). Uma faixa de 845-925 \u00b0C (1550-1700 \u00b0F) tamb\u00e9m \u00e9 indicada.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tempo de imers\u00e3o:<\/strong>&nbsp;Deixe de molho por 1 hora para cada polegada da menor se\u00e7\u00e3o transversal (por exemplo, 30 minutos para 1\/8 de polegada). Respeite rigorosamente os tempos de molho, pois o tempo excessivo pode ser prejudicial.<\/p>\n\n\n\n<h3 id=\"16-eael-table-of-content\" class=\"wp-block-heading\">3.3 T\u00eampera<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">O resfriamento r\u00e1pido transforma a austenita em martensita. O S1 \u00e9 principalmente um a\u00e7o endurec\u00edvel em \u00f3leo.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Procedimento: Resfrie em \u00f3leo a 52-65\u00b0C (125-150\u00b0F). Revena imediatamente. O endurecimento ao ar pode ser poss\u00edvel para S1, mas pode ser limitado pelo tamanho da se\u00e7\u00e3o.<\/p>\n\n\n\n<h3 id=\"17-eael-table-of-content\" class=\"wp-block-heading\">3.4 T\u00eampera<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">O revenimento \u00e9 realizado imediatamente ap\u00f3s a t\u00eampera para aliviar tens\u00f5es, aumentar a tenacidade e ajustar a dureza. Tamb\u00e9m transforma a austenita retida e precipita carbonetos finos.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Procedimento:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Temperamentos m\u00faltiplos:<\/strong>&nbsp;M\u00faltiplos ciclos de revenimento s\u00e3o altamente recomendados para a\u00e7o ferramenta S1.<\/li>\n\n\n\n<li><strong>Tempo de imers\u00e3o:<\/strong>&nbsp;Deixe de molho por 2 horas por polegada de espessura de se\u00e7\u00e3o transversal para cada t\u00eampera.<\/li>\n\n\n\n<li><strong>Faixa de temperatura:<\/strong>&nbsp;A faixa de temperatura geral para S1 \u00e9&nbsp;<strong>350-1000\u00b0F (175-540\u00b0C)<\/strong>.<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Temperaturas mais baixas (por exemplo, 300-600\u00b0F \/ 149-316\u00b0C) produzem maior dureza.<\/li>\n\n\n\n<li>Temperaturas mais altas reduzem a dureza, mas podem maximizar a tenacidade.<\/li>\n\n\n\n<li>A dureza normalmente varia de cerca de 58 HRC (revenido) at\u00e9 cerca de 41 HRC (revenido a 1000\u00b0F\/540\u00b0C).<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Resfriamento:<\/strong>&nbsp;Deixe esfriar lentamente ao ar livre.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\">Temperaturas de t\u00eampera do a\u00e7o para ferramentas S1 e dureza resultante<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Temperatura de t\u00eampera<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>Rockwell C<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Como extinto<\/td><td class=\"has-text-align-center\" data-align=\"center\">58<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">300\u00b0F \/ 150\u00b0C<\/td><td class=\"has-text-align-center\" data-align=\"center\">56<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">400\u00b0F \/ 205\u00b0C<\/td><td class=\"has-text-align-center\" data-align=\"center\">55<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">600\u00b0F \/ 315\u00b0C<\/td><td class=\"has-text-align-center\" data-align=\"center\">53<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">800\u00b0F \/ 425\u00b0C<\/td><td class=\"has-text-align-center\" data-align=\"center\">51<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">1000\u00b0F \/ 540\u00b0C<\/td><td class=\"has-text-align-center\" data-align=\"center\">48<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">1200\u00b0F \/ 650\u00b0C<\/td><td class=\"has-text-align-center\" data-align=\"center\">43<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">Condi\u00e7\u00f5es experimentais: 1. TEMPERATURA DE PR\u00c9-AQUECIMENTO 1200\u00b0F\/650\u00b0C 2. TEMPERATURA DE ENDURECIMENTO 1725\u00b0F\/940\u00b0C 3. T\u00caMPERA EM \u00d3LEO 4. QU\u00cdMICA Carbono: 0,55% Mangan\u00eas: 0,25% Sil\u00edcio: 0,25% Cromo: 1,35% Van\u00e1dio: 0,20% Tungst\u00eanio: 2,50%<\/figcaption><\/figure>\n\n\n\n<h2 id=\"19-eael-table-of-content\" class=\"wp-block-heading\">4. Aplica\u00e7\u00f5es do A\u00e7o Ferramenta S1<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A combina\u00e7\u00e3o singular de tenacidade e resist\u00eancia a impactos torna o a\u00e7o ferramenta S1 um material confi\u00e1vel para uma ampla gama de aplica\u00e7\u00f5es industriais exigentes. Se seus processos de fabrica\u00e7\u00e3o envolvem ferramentas ou componentes que s\u00e3o regularmente submetidos a impactos fortes ou situa\u00e7\u00f5es de alta tens\u00e3o, o S1 oferece uma solu\u00e7\u00e3o robusta e confi\u00e1vel.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A tabela a seguir descreve as aplica\u00e7\u00f5es comuns do a\u00e7o para ferramentas S1 e destaca por que ele foi selecionado para essas tarefas:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Categoria de aplica\u00e7\u00e3o<\/strong><\/td><td><strong>Exemplos espec\u00edficos<\/strong><\/td><td><strong>Principais benef\u00edcios do a\u00e7o para ferramentas S1 nessas aplica\u00e7\u00f5es<\/strong><\/td><\/tr><tr><td><strong>Ferramentas de Impacto e Corte<\/strong><\/td><td>Form\u00f5es manuais, form\u00f5es pneum\u00e1ticos de lascamento (S1 \u00e0s vezes \u00e9 chamado de \u201ca\u00e7o de cinzel de tungst\u00eanio\u201d para esse uso), v\u00e1rios pun\u00e7\u00f5es (incluindo pun\u00e7\u00f5es de perfura\u00e7\u00e3o, aparagem e trefila\u00e7\u00e3o), l\u00e2minas de tesoura para corte a frio de materiais pesados e sucata.<\/td><td>A tenacidade superior do a\u00e7o para ferramentas S1 evita lascas prematuras, rachaduras ou falhas catastr\u00f3ficas quando submetido a golpes repetidos ou for\u00e7as de corte intensas.<\/td><\/tr><tr><td><strong>Forma\u00e7\u00e3o e Estamparia<\/strong><\/td><td>Matrizes de conforma\u00e7\u00e3o a frio, matrizes de estampagem, ferramentas de cabe\u00e7ote a frio (especialmente para formas complexas), conjuntos de rebites e carimbos de materiais.<\/td><td>O S1 oferece excelente resist\u00eancia a choques e boa resist\u00eancia \u00e0 compress\u00e3o, o que lhe permite suportar as for\u00e7as severas, muitas vezes repetitivas, encontradas nessas opera\u00e7\u00f5es de conforma\u00e7\u00e3o e estampagem.<\/td><\/tr><tr><td><strong>Trabalho a frio especializado<\/strong><\/td><td>Mandris, rolos e diversas outras ferramentas utilizadas em processos exigentes de trefila\u00e7\u00e3o e conforma\u00e7\u00e3o a frio.<\/td><td>A tenacidade inerente do S1 \u00e9 um atributo essencial para ferramentas que devem suportar estresse operacional substancial sem quebrar, garantindo a longevidade da ferramenta.<\/td><\/tr><tr><td><strong>Usos moderados de trabalho a quente<\/strong><\/td><td>Certos tipos de l\u00e2minas de corte a quente, alguns pun\u00e7\u00f5es para trabalho a quente onde as temperaturas n\u00e3o s\u00e3o extremas.<\/td><td>O teor de tungst\u00eanio no S1 proporciona a capacidade de manter a integridade estrutural e a dureza em temperaturas moderadamente elevadas, normalmente at\u00e9 cerca de 1000\u00b0F (540\u00b0C).<\/td><\/tr><tr><td><strong>Pe\u00e7as Estruturais e de M\u00e1quinas<\/strong><\/td><td>V\u00e1rios elementos da m\u00e1quina, como cames, eixos, fusos, engrenagens e rodas dentadas que sofrem carga de impacto.<\/td><td>O a\u00e7o para ferramentas S1 oferece uma op\u00e7\u00e3o confi\u00e1vel para componentes que exigem uma combina\u00e7\u00e3o de alta resist\u00eancia e capacidade de absorver choques e impactos durante a opera\u00e7\u00e3o.<\/td><\/tr><tr><td><strong>Moldagem de pl\u00e1stico<\/strong><\/td><td>Insertos de pequeno a m\u00e9dio porte para moldes de inje\u00e7\u00e3o de pl\u00e1stico.<\/td><td>Nessas aplica\u00e7\u00f5es, o S1 oferece maior tenacidade em compara\u00e7\u00e3o a a\u00e7os para ferramentas alternativos, como o D2, reduzindo significativamente o risco de rachaduras no inserto e prolongando a vida \u00fatil do molde.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 id=\"20-eael-table-of-content\" class=\"wp-block-heading\">5. Considera\u00e7\u00f5es importantes para a sele\u00e7\u00e3o do a\u00e7o para ferramentas S1<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Embora o a\u00e7o para ferramentas S1 ofere\u00e7a excelentes caracter\u00edsticas de desempenho para as aplica\u00e7\u00f5es pretendidas, os usu\u00e1rios em potencial devem estar atentos aos seguintes pontos:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Disponibilidade:<\/strong>\u00a0In today\u2019s market, the widespread use of S1 has declined, with grades like S5 or S7 tool steel becoming more commonly stocked by suppliers. This might influence the immediate availability of S1. However, for those specific, critical applications where maximum toughness is paramount to prevent cracking under severe impact conditions, S1 tool steel remains an exceptionally valuable and effective material choice.<\/li>\n\n\n\n<li><strong>Precis\u00e3o do tratamento t\u00e9rmico:<\/strong>&nbsp;Alcan\u00e7ar o equil\u00edbrio ideal entre dureza e tenacidade em qualquer componente de a\u00e7o para ferramentas S1 depende fundamentalmente da execu\u00e7\u00e3o do protocolo correto de tratamento t\u00e9rmico. O ciclo de revenimento, em particular, \u00e9 vital para o ajuste fino dessas propriedades, a fim de garantir a m\u00e1xima vida \u00fatil e desempenho da ferramenta ou pe\u00e7a.&nbsp;<\/li>\n<\/ul>\n\n\n\n<h2 id=\"21-eael-table-of-content\" class=\"wp-block-heading\">6. Grau equivalente<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>DIN: 1.2550<\/li>\n\n\n\n<li>China GB: 6CrW2Si ou 5CrW2Si<\/li>\n<\/ul>\n<\/div>\n\n\n\n<script type=\"application\/ld+json\">{\n    \"@context\": \"https:\\\/\\\/schema.org\\\/\",\n    \"@type\": \"Product\",\n    \"name\": \"Forged S1 \\\/ 1.2550 Shock Resisting Tool Steel Round Bar\",\n    \"image\": \"https:\\\/\\\/aobosteel.com\\\/wp-content\\\/uploads\\\/2025\\\/09\\\/S1-tool-steel.avif\",\n    \"description\": \"High-quality Forged S1 (1.2550) Shock Resisting Tool Steel directly from Aobo Steel factory. Exceptional toughness and impact resistance for heavy-duty tools. Custom forged sizes available. Manufacturer price.\",\n    \"brand\": {\n        \"@type\": \"Brand\",\n        \"name\": \"Aobo Steel\"\n    },\n    \"manufacturer\": {\n        \"@type\": \"Organization\",\n        \"name\": \"Aobo Steel\"\n    },\n    \"sku\": \"AOBO-S1-Round\",\n    \"mpn\": \"AOBO-S1-MFG\",\n    \"offers\": {\n        \"@type\": \"AggregateOffer\",\n        \"url\": \"https:\\\/\\\/aobosteel.com\\\/s1-tool-steel\\\/\",\n        \"priceCurrency\": \"USD\",\n        \"lowPrice\": \"1100\",\n        \"highPrice\": \"1400\",\n        \"offerCount\": \"5\",\n        \"availability\": \"https:\\\/\\\/schema.org\\\/InStock\",\n        \"itemCondition\": \"https:\\\/\\\/schema.org\\\/NewCondition\",\n        \"seller\": {\n            \"@type\": \"Organization\",\n            \"name\": \"Aobo Steel\",\n            \"telephone\": \"+86 180 6294 5370\",\n            \"address\": {\n                \"@type\": \"PostalAddress\",\n                \"streetAddress\": \"No. 141 Huangjiawan, Shileishan Village, Xisai District\",\n                \"addressLocality\": \"Huangshi City\",\n                \"addressRegion\": \"Hubei Province\",\n                \"postalCode\": \"435000\",\n                \"addressCountry\": \"CN\"\n            }\n        }\n    }\n}<\/script>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-3e41869c wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-100 popmake-16052\"><a class=\"wp-block-button__link wp-element-button\">Abrir formul\u00e1rio de solicita\u00e7\u00e3o de cota\u00e7\u00e3o<\/a><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>S1 tool steel is a shock-resisting material. Its primary characteristic is exceptional toughness, which makes it highly resistant to impact loading. Understanding its properties helps determine whether it fits your manufacturing needs. 1.&nbsp;Chemical Composition The typical chemical composition (weight %) for S1 steel falls within these ranges: C W Cr Si V Mn Mo P [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":10152,"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":"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":"[]"},"class_list":["post-9438","page","type-page","status-publish","has-post-thumbnail","hentry"],"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>S1 Tool Steel | 1.2550 Round and Falt Bar Supplier - AoboSteel<\/title>\n<meta name=\"description\" content=\"S1 tool steel is a shock-resisting material. 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