{"id":15684,"date":"2026-05-27T11:39:55","date_gmt":"2026-05-27T03:39:55","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=15684"},"modified":"2026-10-19T22:38:45","modified_gmt":"2026-10-19T14:38:45","slug":"d2-vs-s7-tool-steel","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/es\/d2-vs-s7-tool-steel\/","title":{"rendered":"D2 vs S7 Acero para Herramientas: \u00bfResistencia al Desgaste o Tenacidad al Impacto?"},"content":{"rendered":"<h1 class=\"wp-block-heading has-text-align-center\" id=\"h-d2-vs-s7-tool-steel\">Acero para herramientas D2 vs S7<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/aobosteel.com\/es\/d2-steel-properties\/\">acero para herramientas D2<\/a> es un acero de alto carbono y alto cromo <a href=\"https:\/\/aobosteel.com\/es\/cold-work-tool-steels\/\">Acero para herramientas de trabajo en fr\u00edo<\/a>. Selecci\u00f3nelo cuando el desgaste abrasivo, la retenci\u00f3n del filo y la estabilidad dimensional sean los requisitos principales. S7 es un <a href=\"https:\/\/aobosteel.com\/es\/s-series-tool-steel\/\">acero para herramientas resistente a impactos<\/a>. Selecci\u00f3nelo cuando la carga de impacto, el astillamiento, el agrietamiento o la rotura s\u00fabita sean el riesgo principal.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Elija D2 cuando la herramienta se desgasta antes de romperse. Elija S7 cuando la herramienta se desportilla, se agrieta o se rompe antes de desgastarse.<\/p>\n\n\n\n<h2 id=\"h-d2-vs-s7-quick-selection-guide\" class=\"wp-block-heading\">Gu\u00eda r\u00e1pida de selecci\u00f3n D2 vs S7<\/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\">Requisito principal<\/th><th class=\"has-text-align-left\" data-align=\"left\">Mejor opci\u00f3n<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">Resistencia al desgaste abrasivo<\/td><td class=\"has-text-align-left\" data-align=\"left\">D2<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Larga vida del filo de corte<\/td><td class=\"has-text-align-left\" data-align=\"left\">D2<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Alta dureza de trabajo<\/td><td class=\"has-text-align-left\" data-align=\"left\">D2<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Estabilidad dimensional en herramientas para trabajo en fr\u00edo<\/td><td class=\"has-text-align-left\" data-align=\"left\">D2<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">resistencia al impacto<\/td><td class=\"has-text-align-left\" data-align=\"left\">S7<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Resistencia al desportillado y al agrietamiento<\/td><td class=\"has-text-align-left\" data-align=\"left\">S7<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Utillaje sometido a impactos<\/td><td class=\"has-text-align-left\" data-align=\"left\">S7<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">N\u00facleo tenaz con resistencia al desgaste moderada<\/td><td class=\"has-text-align-left\" data-align=\"left\">S7<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 id=\"h-chemical-composition-comparison\" class=\"wp-block-heading\">Comparaci\u00f3n de la composici\u00f3n qu\u00edmica<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">El D2 utiliza alto carbono y alto cromo para formar un gran volumen de carburos duros. El S7 utiliza menor carbono y contenido de aleaci\u00f3n moderado para mantener el acero m\u00e1s tenaz bajo carga de impacto.<\/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\">Elemento<\/th><th class=\"has-text-align-left\" data-align=\"left\">acero para herramientas D2<\/th><th class=\"has-text-align-left\" data-align=\"left\">Acero para herramientas S7<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">Carbono<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.50\u20131.60%<\/td><td class=\"has-text-align-left\" data-align=\"left\">0.45\u20130.55%<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Cromo<\/td><td class=\"has-text-align-left\" data-align=\"left\">11.00\u201312.05%<\/td><td class=\"has-text-align-left\" data-align=\"left\">3.00\u20133.50%<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Molibdeno<\/td><td class=\"has-text-align-left\" data-align=\"left\">0.70\u20131.20%<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.30\u20131.80%<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Vanadio<\/td><td class=\"has-text-align-left\" data-align=\"left\">0.25\u20131.00%<\/td><td class=\"has-text-align-left\" data-align=\"left\">Generalmente 0,20\u20130,30 %<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Silicon<\/td><td class=\"has-text-align-left\" data-align=\"left\">Alrededor de 0,30 %<\/td><td class=\"has-text-align-left\" data-align=\"left\">0.20\u20131.00%<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Manganese<\/td><td class=\"has-text-align-left\" data-align=\"left\">Alrededor de 0,30 %<\/td><td class=\"has-text-align-left\" data-align=\"left\">0.20\u20130.90%<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Las mayores diferencias son el carbono y el cromo. El D2 tiene aproximadamente <a href=\"https:\/\/aobosteel.com\/es\/tool-steel-composition-chart\/\">tres veces el contenido de carbono<\/a> del S7 y m\u00e1s de tres veces el contenido de cromo. Esta composici\u00f3n qu\u00edmica le da al D2 una estructura rica en carburos.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">El S7 mantiene el carbono mucho m\u00e1s bajo y utiliza un sistema de aleaci\u00f3n m\u00e1s equilibrado. Su mayor contenido de molibdeno tambi\u00e9n ayuda a la templabilidad y a la <a href=\"https:\/\/aobosteel.com\/es\/hot-work-tool-steel-softening-resistance\/\">resistencia al ablandamiento<\/a> a temperaturas moderadamente elevadas.<\/p>\n\n\n\n<h2 id=\"h-equivalent-grades-comparison\" class=\"wp-block-heading\">Comparaci\u00f3n de grados equivalentes<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">D2 tiene muchas equivalencias reconocidas porque se usa ampliamente en las normas internacionales de aceros para herramientas de trabajo en fr\u00edo. S7 tiene menos equivalencias internacionales directas y normalmente se especifica por su designaci\u00f3n AISI o UNS.<\/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\">Est\u00e1ndar<\/th><th class=\"has-text-align-left\" data-align=\"left\">acero para herramientas D2<\/th><th class=\"has-text-align-left\" data-align=\"left\">Acero para herramientas S7<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">AISI \/ SAE<\/td><td class=\"has-text-align-left\" data-align=\"left\">D2<\/td><td class=\"has-text-align-left\" data-align=\"left\">S7<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">UNS<\/td><td class=\"has-text-align-left\" data-align=\"left\">T30402<\/td><td class=\"has-text-align-left\" data-align=\"left\">T41907<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">DIN \/ W.Nr.<\/td><td class=\"has-text-align-left\" data-align=\"left\">1.2379<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">JIS<\/td><td class=\"has-text-align-left\" data-align=\"left\">SKD11<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">BS<\/td><td class=\"has-text-align-left\" data-align=\"left\">BD2 \/ 4659 BD2<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">AFNOR<\/td><td class=\"has-text-align-left\" data-align=\"left\">Z160CDV12<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Para compras internacionales, el D2 se pide com\u00fanmente como AISI D2, <a href=\"https:\/\/aobosteel.com\/es\/tool-steel-equivalent-grades\/\">1.2379 o SKD11<\/a>. El S7 normalmente se pide directamente como AISI S7 o UNS T41907.<\/p>\n\n\n\n<h2 id=\"h-properties-comparison\" class=\"wp-block-heading\">Comparaci\u00f3n de propiedades<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">No compare D2 y S7 \u00fanicamente por la dureza. D2 normalmente trabaja a mayor dureza y ofrece mejor resistencia al desgaste. S7 tiene una dureza ligeramente menor pero ofrece una tenacidad al impacto mucho mejor.<\/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\">Propiedad<\/th><th class=\"has-text-align-left\" data-align=\"left\">acero para herramientas D2<\/th><th class=\"has-text-align-left\" data-align=\"left\">Acero para herramientas S7<\/th><th class=\"has-text-align-left\" data-align=\"left\">Significado de la selecci\u00f3n<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">Dureza de trabajo t\u00edpica<\/td><td class=\"has-text-align-left\" data-align=\"left\">58\u201360 HRC para muchas aplicaciones de trabajo en fr\u00edo<\/td><td class=\"has-text-align-left\" data-align=\"left\">56\u201358 HRC para aplicaciones resistentes al impacto<\/td><td class=\"has-text-align-left\" data-align=\"left\">El D2 normalmente trabaja m\u00e1s duro. El S7 equilibra dureza con tenacidad.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Dureza despu\u00e9s del temple<\/td><td class=\"has-text-align-left\" data-align=\"left\">Aproximadamente 61\u201363 HRC<\/td><td class=\"has-text-align-left\" data-align=\"left\">Depende del tama\u00f1o de la secci\u00f3n y de la condici\u00f3n de temple<\/td><td class=\"has-text-align-left\" data-align=\"left\">El D2 alcanza una dureza muy alta despu\u00e9s del temple al aire.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Resistencia al desgaste<\/td><td class=\"has-text-align-left\" data-align=\"left\">Alto<\/td><td class=\"has-text-align-left\" data-align=\"left\">Moderado<\/td><td class=\"has-text-align-left\" data-align=\"left\">El D2 es mejor para desgaste abrasivo y larga vida del filo.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Tenacidad<\/td><td class=\"has-text-align-left\" data-align=\"left\">Regular en comparaci\u00f3n con el S7<\/td><td class=\"has-text-align-left\" data-align=\"left\">Alto<\/td><td class=\"has-text-align-left\" data-align=\"left\">El S7 es mejor cuando las herramientas se desportillan, se agrietan o se rompen.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Maquinabilidad<\/td><td class=\"has-text-align-left\" data-align=\"left\">Aproximadamente 45, a veces se indica hasta 65 seg\u00fan la condici\u00f3n<\/td><td class=\"has-text-align-left\" data-align=\"left\">Aproximadamente 70<\/td><td class=\"has-text-align-left\" data-align=\"left\">El S7 es m\u00e1s f\u00e1cil de mecanizar en condici\u00f3n recocida.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">estabilidad dimensional<\/td><td class=\"has-text-align-left\" data-align=\"left\">Muy bien<\/td><td class=\"has-text-align-left\" data-align=\"left\">Bien<\/td><td class=\"has-text-align-left\" data-align=\"left\">Ambos son aceros de temple al aire, pero el D2 normalmente muestra menor movimiento.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Cambio dimensional t\u00edpico en el temple<\/td><td class=\"has-text-align-left\" data-align=\"left\">Aproximadamente 0,0005 in.\/in.<\/td><td class=\"has-text-align-left\" data-align=\"left\">Aproximadamente 0,001 in.\/in.<\/td><td class=\"has-text-align-left\" data-align=\"left\">El D2 tiene una ventaja donde el control dimensional es cr\u00edtico.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Resistencia a la compresi\u00f3n<\/td><td class=\"has-text-align-left\" data-align=\"left\">M\u00e1s alto<\/td><td class=\"has-text-align-left\" data-align=\"left\">Menor que el D2<\/td><td class=\"has-text-align-left\" data-align=\"left\">El D2 es mejor para matrices de trabajo en fr\u00edo de alta presi\u00f3n cuando el impacto est\u00e1 controlado.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">El alto contenido de carburos del D2 mejora la resistencia al desgaste pero reduce la tenacidad. El control general importa porque el tratamiento t\u00e9rmico, la geometr\u00eda del filo, el acabado superficial y las condiciones de soporte afectan la fiabilidad de la herramienta.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S7 contiene menos carburos grandes, por lo que absorbe mejor el impacto. Es m\u00e1s f\u00e1cil de mecanizar en estado recocido y es m\u00e1s tolerante bajo cargas de choque o concentraciones de tensiones. D2 suele tener la ventaja cuando la precisi\u00f3n y el movimiento m\u00ednimo son cr\u00edticos.<\/p>\n\n\n\n<h2 id=\"h-heat-treatment-differences\" class=\"wp-block-heading\">Diferencias en el tratamiento t\u00e9rmico<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">El D2 y el S7 son ambos aceros para herramientas de temple al aire, pero sus objetivos de tratamiento t\u00e9rmico difieren. El tratamiento t\u00e9rmico del S7 se centra en la tenacidad con dureza suficiente para el servicio.<\/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\">Factor de tratamiento t\u00e9rmico<\/th><th class=\"has-text-align-left\" data-align=\"left\">acero para herramientas D2<\/th><th class=\"has-text-align-left\" data-align=\"left\">Acero para herramientas S7<\/th><th class=\"has-text-align-left\" data-align=\"left\">Impacto pr\u00e1ctico<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">Precalentamiento<\/td><td class=\"has-text-align-left\" data-align=\"left\">1200\u20131300 \u00b0F \/ 650\u2013705 \u00b0C<\/td><td class=\"has-text-align-left\" data-align=\"left\">1200\u20131300 \u00b0F \/ 650\u2013705 \u00b0C<\/td><td class=\"has-text-align-left\" data-align=\"left\">Ambos grados necesitan calentamiento controlado antes del temple.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">temperatura de austenizaci\u00f3n<\/td><td class=\"has-text-align-left\" data-align=\"left\">Alrededor de 1850 \u00b0F \/ 1010 \u00b0C<\/td><td class=\"has-text-align-left\" data-align=\"left\">Alrededor de 1725 \u00b0F \/ 940 \u00b0C<\/td><td class=\"has-text-align-left\" data-align=\"left\">El D2 necesita una temperatura de temple m\u00e1s alta debido a su mayor contenido de aleaci\u00f3n y carburos.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Tama\u00f1o de secci\u00f3n templable al aire<\/td><td class=\"has-text-align-left\" data-align=\"left\">Hasta aproximadamente 5 in \/ 127 mm<\/td><td class=\"has-text-align-left\" data-align=\"left\">Hasta aproximadamente 2.5 in \/ 63.5 mm<\/td><td class=\"has-text-align-left\" data-align=\"left\">D2 tiene mayor capacidad de temple profundo en secciones grandes.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Direcci\u00f3n com\u00fan de revenido para trabajo en fr\u00edo<\/td><td class=\"has-text-align-left\" data-align=\"left\">Doble revenido a alta temperatura, a menudo alrededor de 900\u2013960 \u00b0F \/ 480\u2013515 \u00b0C<\/td><td class=\"has-text-align-left\" data-align=\"left\">Doble revenido a menor temperatura, a menudo alrededor de 425\u2013450 \u00b0F \/ 220\u2013230 \u00b0C<\/td><td class=\"has-text-align-left\" data-align=\"left\">D2 apunta a la resistencia al desgaste. S7 apunta a la resistencia al impacto.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Dureza de trabajo t\u00edpica<\/td><td class=\"has-text-align-left\" data-align=\"left\">58\u201360 HRC<\/td><td class=\"has-text-align-left\" data-align=\"left\">56\u201358 HRC<\/td><td class=\"has-text-align-left\" data-align=\"left\">D2 generalmente trabaja m\u00e1s duro. S7 conserva m\u00e1s tenacidad.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Temperatura de recocido<\/td><td class=\"has-text-align-left\" data-align=\"left\">Aproximadamente 1650 \u00b0F \/ 899 \u00b0C<\/td><td class=\"has-text-align-left\" data-align=\"left\">Aproximadamente 1550 \u00b0F \/ 843 \u00b0C<\/td><td class=\"has-text-align-left\" data-align=\"left\">D2 requiere una temperatura de recocido m\u00e1s alta.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">D2 requiere una temperatura de austenizaci\u00f3n m\u00e1s alta que S7. Controle cuidadosamente la ventana de temple porque el sobrecalentamiento puede reducir la tenacidad y aumentar el <a href=\"https:\/\/aobosteel.com\/es\/quench-cracking-tool-steel\/\">riesgo de agrietamiento<\/a>. Las secciones grandes pueden necesitar un enfriamiento m\u00e1s r\u00e1pido para alcanzar la dureza completa.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La estrategia de revenido tambi\u00e9n difiere. D2 normalmente se reviene para mantener una alta resistencia al desgaste y dureza de trabajo. S7 se reviene para equilibrar la dureza y <a href=\"https:\/\/aobosteel.com\/es\/impact-wear-and-spalling\/\">resistencia al impacto<\/a>. Para uso en trabajo en caliente o corte en caliente, S7 puede requerir temperaturas de revenido m\u00e1s altas seg\u00fan la temperatura de trabajo de la herramienta.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Para los usuarios y dise\u00f1adores de herramientas, el punto clave no es el procedimiento completo de tratamiento t\u00e9rmico. El punto clave es c\u00f3mo el tratamiento t\u00e9rmico afecta la dureza final, la tenacidad, el cambio dimensional y la idoneidad para el tama\u00f1o de secci\u00f3n.<\/p>\n\n\n\n<h2 id=\"h-typical-applications\" class=\"wp-block-heading\">Aplicaciones t\u00edpicas<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">D2 y S7 pueden aparecer en categor\u00edas de herramientas similares, pero se seleccionan para condiciones de trabajo diferentes. D2 es com\u00fan en herramientas de trabajo en fr\u00edo que necesitan una larga vida de desgaste. S7 es com\u00fan en herramientas expuestas a impacto o carga de choque.<\/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\">Aplicaci\u00f3n<\/th><th class=\"has-text-align-left\" data-align=\"left\">Elecci\u00f3n com\u00fan<\/th><th class=\"has-text-align-left\" data-align=\"left\">Raz\u00f3n<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/es\/tool-steel-for-stamping-blanking-piercing-dies\/\">troqueles de corte para producci\u00f3n prolongada<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">D2<\/td><td class=\"has-text-align-left\" data-align=\"left\">Alta resistencia al desgaste y retenci\u00f3n del filo<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Troqueles de estampado para chapa delgada<\/td><td class=\"has-text-align-left\" data-align=\"left\">D2<\/td><td class=\"has-text-align-left\" data-align=\"left\">Buena estabilidad dimensional y larga vida de la herramienta<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Troqueles de conformado bajo impacto controlado<\/td><td class=\"has-text-align-left\" data-align=\"left\">D2<\/td><td class=\"has-text-align-left\" data-align=\"left\">Buena resistencia al desgaste y resistencia a la compresi\u00f3n<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Cuchillas de corte longitudinal<\/td><td class=\"has-text-align-left\" data-align=\"left\">D2<\/td><td class=\"has-text-align-left\" data-align=\"left\">Mejor retenci\u00f3n del filo de corte<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Placas de desgaste<\/td><td class=\"has-text-align-left\" data-align=\"left\">D2<\/td><td class=\"has-text-align-left\" data-align=\"left\">Mejor resistencia al desgaste abrasivo<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Calibradores de precisi\u00f3n<\/td><td class=\"has-text-align-left\" data-align=\"left\">D2<\/td><td class=\"has-text-align-left\" data-align=\"left\">Baja distorsi\u00f3n durante el tratamiento t\u00e9rmico<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Punzones de impacto<\/td><td class=\"has-text-align-left\" data-align=\"left\">S7<\/td><td class=\"has-text-align-left\" data-align=\"left\">Mejor resistencia al impacto y al desportillado<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Cinceles<\/td><td class=\"has-text-align-left\" data-align=\"left\">S7<\/td><td class=\"has-text-align-left\" data-align=\"left\">Alta tenacidad al impacto<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Herramientas para romper concreto<\/td><td class=\"has-text-align-left\" data-align=\"left\">S7<\/td><td class=\"has-text-align-left\" data-align=\"left\">Dise\u00f1o de acero resistente al impacto<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/es\/tool-steel-for-shear-blades-slitter-knives-industrial-knives\/\">Cuchillas de corte para servicio pesado<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">S7<\/td><td class=\"has-text-align-left\" data-align=\"left\">Mejor tenacidad bajo impacto severo<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/es\/selection-of-tool-steel-for-hot-shear-blades\/\">Punzones en caliente y cuchillas de corte en caliente<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">S7<\/td><td class=\"has-text-align-left\" data-align=\"left\">Mejor tenacidad y resistencia moderada en caliente<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Herramientas de moldeo de pl\u00e1stico que requieren alta tenacidad<\/td><td class=\"has-text-align-left\" data-align=\"left\">S7<\/td><td class=\"has-text-align-left\" data-align=\"left\">Buena tenacidad y pulibilidad a dureza adecuada<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Un punz\u00f3n usado sobre chapa delgada y limpia en una producci\u00f3n larga puede usar D2 para la vida del filo. Una cuchilla usada para placa gruesa, impacto severo o corte en caliente puede necesitar S7.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D2 tambi\u00e9n se usa para piezas de desgaste, calibradores de tap\u00f3n, calibradores de anillo, cuchillas de corte longitudinal y troqueles de trabajo en fr\u00edo donde el control dimensional y la resistencia al desgaste son importantes. S7 se usa para cinceles, herramientas neum\u00e1ticas, juegos de remaches, herramientas de impacto, punzones para servicio pesado y herramientas seleccionadas de trabajo en caliente.<\/p>\n\n\n\n<h2 id=\"h-failure-mode-selection-guide\" class=\"wp-block-heading\">Gu\u00eda de selecci\u00f3n seg\u00fan el modo de falla<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">El modo de falla es la forma m\u00e1s clara de elegir entre D2 y S7. El material debe coincidir con c\u00f3mo falla realmente la herramienta en servicio.<\/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\">Modo de falla en servicio<\/th><th class=\"has-text-align-left\" data-align=\"left\">Mejor opci\u00f3n<\/th><th class=\"has-text-align-left\" data-align=\"left\">Raz\u00f3n<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">Desgaste abrasivo<\/td><td class=\"has-text-align-left\" data-align=\"left\">D2<\/td><td class=\"has-text-align-left\" data-align=\"left\">Un mayor volumen de carburos mejora la resistencia al desgaste.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Redondeo de bordes<\/td><td class=\"has-text-align-left\" data-align=\"left\">D2<\/td><td class=\"has-text-align-left\" data-align=\"left\">D2 mantiene el filo de trabajo en contacto por m\u00e1s tiempo.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">P\u00e9rdida de precisi\u00f3n dimensional por desgaste<\/td><td class=\"has-text-align-left\" data-align=\"left\">D2<\/td><td class=\"has-text-align-left\" data-align=\"left\">Una mejor resistencia al desgaste ayuda a mantener el tama\u00f1o de la herramienta.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Desconchado<\/td><td class=\"has-text-align-left\" data-align=\"left\">S7<\/td><td class=\"has-text-align-left\" data-align=\"left\">Una mayor tenacidad reduce la rotura del filo.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Agrietamiento bajo impacto<\/td><td class=\"has-text-align-left\" data-align=\"left\">S7<\/td><td class=\"has-text-align-left\" data-align=\"left\">S7 absorbe mejor la carga de choque.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Rotura s\u00fabita<\/td><td class=\"has-text-align-left\" data-align=\"left\">S7<\/td><td class=\"has-text-align-left\" data-align=\"left\">S7 est\u00e1 dise\u00f1ado para herramientas con carga de choque.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Deformaci\u00f3n pl\u00e1stica bajo alta presi\u00f3n<\/td><td class=\"has-text-align-left\" data-align=\"left\">Generalmente D2 si el impacto est\u00e1 controlado<\/td><td class=\"has-text-align-left\" data-align=\"left\">D2 normalmente trabaja a mayor dureza y resistencia a la compresi\u00f3n.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Impacto fuerte con desgaste moderado<\/td><td class=\"has-text-align-left\" data-align=\"left\">S7<\/td><td class=\"has-text-align-left\" data-align=\"left\">La tenacidad es m\u00e1s importante que la m\u00e1xima resistencia al desgaste.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Desgaste severo con bajo impacto<\/td><td class=\"has-text-align-left\" data-align=\"left\">D2<\/td><td class=\"has-text-align-left\" data-align=\"left\">La resistencia al desgaste es m\u00e1s importante que la m\u00e1xima tenacidad.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Si una herramienta de D2 <a href=\"https:\/\/aobosteel.com\/es\/tool-and-die-failure-analysis\/\">se desportilla o agrieta antes de desgastarse<\/a>, es probable que la aplicaci\u00f3n necesite m\u00e1s tenacidad. El S7 suele ser la opci\u00f3n m\u00e1s segura. Si una herramienta de S7 <a href=\"https:\/\/aobosteel.com\/es\/abrasive-wear-resistant-tool-steels\/\">se desgasta demasiado r\u00e1pido<\/a> sin desportillarse ni agrietarse, es posible que la aplicaci\u00f3n necesite mayor resistencia al desgaste. El D2 puede funcionar si la carga de impacto es lo suficientemente baja.<\/p>\n\n\n\n<h2 id=\"h-final-selection-advice\" class=\"wp-block-heading\">Consejo de selecci\u00f3n final<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Elija D2 cuando el desgaste abrasivo, la retenci\u00f3n del filo, la alta dureza de trabajo, la resistencia a la compresi\u00f3n y la estabilidad dimensional sean los requisitos principales.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Elija S7 cuando la tenacidad al impacto, la resistencia al astillamiento, al agrietamiento, a la rotura s\u00fabita o un n\u00facleo tenaz importen m\u00e1s que la m\u00e1xima resistencia al desgaste.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La regla m\u00e1s simple es esta: elija D2 cuando la herramienta se desgasta antes de romperse, y elija S7 cuando la herramienta se desportilla, se agrieta o se rompe antes de desgastarse.<\/p>\n\n\n\n<h3 id=\"h-related-pages\" class=\"wp-block-heading\">P\u00e1ginas relacionadas<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Comparaciones D2:<\/strong> <a href=\"https:\/\/aobosteel.com\/es\/d2-vs-m2-tool-steel\/\">D2 contra M2<\/a> \u00b7 <a href=\"https:\/\/aobosteel.com\/es\/d2-steel-vs-4140\/\">D2 contra 4140<\/a> \u00b7 <a href=\"https:\/\/aobosteel.com\/es\/o1-vs-d2-tool-steel\/\">D2 contra O1<\/a> \u00b7 <a href=\"https:\/\/aobosteel.com\/es\/d2-vs-a2-tool-steel\/\">D2 contra A2<\/a> \u00b7 <a href=\"https:\/\/aobosteel.com\/es\/dc53-vs-d2-tool-steel\/\">D2 contra DC53<\/a> \u00b7 <a href=\"https:\/\/aobosteel.com\/es\/d2-vs-d3-tool-steel\/\">D2 contra D3<\/a> \u00b7 <a href=\"https:\/\/aobosteel.com\/es\/d2-steel-vs-440c\/\">D2 vs 440C<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>P\u00e1ginas de referencia:<\/strong> <a href=\"https:\/\/aobosteel.com\/es\/s7-tool-steel-heat-treatment\/\">Tratamiento t\u00e9rmico del acero para herramientas S7<\/a> \u00b7 <a href=\"https:\/\/aobosteel.com\/es\/d2-tool-steel-heat-treatment-guide\/\">Gu\u00eda de tratamiento t\u00e9rmico del acero para herramientas D2<\/a> \u00b7 <a href=\"https:\/\/aobosteel.com\/es\/tool-steel-size-change-in-heat-treatment\/\">Cambio dimensional en el tratamiento t\u00e9rmico<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Familias de grados:<\/strong> <a href=\"https:\/\/aobosteel.com\/es\/tool-steels\/\">Grados de acero para herramientas<\/a> \u00b7 <a href=\"https:\/\/aobosteel.com\/es\/d-series-tool-steels\/\">Aceros para herramientas de la serie D<\/a> \u00b7 <a href=\"https:\/\/aobosteel.com\/es\/tool-steel-material-finder\/\">Buscador de materiales de acero para herramientas<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La composici\u00f3n, la dureza y los valores de tratamiento t\u00e9rmico son valores t\u00edpicos publicados para D2 \/ 1.2379 \/ SKD11 y S7 \/ 1.2355. Confirme el rango exacto con el certificado del fabricante para el lote entregado.<\/p>","protected":false},"excerpt":{"rendered":"<p>D2 vs S7 Tool Steel D2 tool steel is a high-carbon, high-chromium cold work tool steel. Select it when abrasive wear, edge retention, and dimensional stability are the main requirements. S7 is a shock-resisting tool steel. Select it when impact load, chipping, cracking, or sudden breakage is the main risk. Choose D2 when the tool [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":15685,"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-15684","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.7 (Yoast SEO v28.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>D2 vs S7 Tool Steel: Wear Resistance or Impact Toughness<\/title>\n<meta name=\"description\" content=\"D2 vs S7 tool steel: abrasive wear resistance against impact toughness. 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Select it when abrasive wear, edge retention, and dimensional stability are the main requirements. S7 is a shock-resisting tool steel. Select it when impact load, chipping, cracking, or sudden breakage is the main risk. 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Select it when abrasive wear, edge retention, and dimensional stability are the main requirements. S7 is a shock-resisting tool steel. Select it when impact load, chipping, cracking, or sudden breakage is the main risk. 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