{"id":9545,"date":"2025-08-05T14:56:12","date_gmt":"2025-08-05T06:56:12","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=9545"},"modified":"2026-04-02T13:19:36","modified_gmt":"2026-04-02T05:19:36","slug":"selection-of-steels-for-cold-work-dies-and-punches","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/es\/selection-of-steels-for-cold-work-dies-and-punches\/","title":{"rendered":"Selecci\u00f3n de aceros para herramientas de trabajo en fr\u00edo | A2 vs D2 vs S7 vs M2 | Proveedor de acero Aobo"},"content":{"rendered":"<p><a href=\"https:\/\/aobosteel.com\/es\/selection-of-steels-for-cold-work-dies-and-punches\/\"><\/a><\/p>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-7e4eeaab alignfull uagb-is-root-container\"><div class=\"uagb-container-inner-blocks-wrap\">\n<h1 class=\"wp-block-heading\" id=\"h-selection-of-tool-steel-for-cold-work-dies-and-punches\">Selecci\u00f3n de aceros para herramientas en matrices y punzones para trabajo en fr\u00edo<\/h1>\n\n\n\n<p>Las matrices y punzones para trabajo en fr\u00edo se utilizan en operaciones como troquelado, cizallado, doblado, trefilado y extrusi\u00f3n, en las que la deformaci\u00f3n se produce por debajo de la temperatura de recristalizaci\u00f3n del material. Aunque el proceso se realiza a temperaturas relativamente bajas, el calentamiento localizado en la superficie de la herramienta puede alcanzar los 200 \u00b0C debido a la deformaci\u00f3n pl\u00e1stica y la fricci\u00f3n.<\/p>\n\n\n\n<p>En estas aplicaciones, los efectos t\u00e9rmicos son secundarios. La falla de la herramienta se debe principalmente a la carga mec\u00e1nica, incluyendo esfuerzos de compresi\u00f3n muy elevados \u2014hasta 2413 MPa (350 ksi) en la extrusi\u00f3n directa\u2014 combinados con impactos y contactos deslizantes repetidos. Como resultado, los modos de falla predominantes son el desgaste abrasivo, el desgaste adhesivo (agarrotamiento), el astillamiento de los bordes y la fisuraci\u00f3n por fatiga. Por lo tanto, la selecci\u00f3n del material debe basarse en el mecanismo de falla principal, en lugar de en requisitos generales de dureza.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Factores de selecci\u00f3n<\/h2>\n\n\n\n<p>La selecci\u00f3n del acero para herramientas en aplicaciones de trabajo en fr\u00edo se define por la relaci\u00f3n entre la resistencia al desgaste y la tenacidad.<\/p>\n\n\n\n<p>Una mayor dureza mejora la resistencia a la abrasi\u00f3n y a la deformaci\u00f3n pl\u00e1stica, pero reduce la tenacidad, aumentando el riesgo de astillamiento o fractura fr\u00e1gil bajo impacto o concentraci\u00f3n de tensi\u00f3n. El equilibrio adecuado depende de c\u00f3mo falle la herramienta durante su uso.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Las aplicaciones dominadas por el contacto deslizante y las largas series de producci\u00f3n requieren una mayor resistencia al desgaste.<\/li>\n\n\n\n<li>Las aplicaciones que implican impacto, interrupci\u00f3n o concentraci\u00f3n de tensi\u00f3n requieren una mayor resistencia.<\/li>\n<\/ul>\n\n\n\n<p>Para herramientas con geometr\u00edas complejas o tolerancias dimensionales estrictas, la respuesta al tratamiento t\u00e9rmico se convierte en una limitaci\u00f3n pr\u00e1ctica. En estos casos, se prefieren los aceros de temple al aire, ya que reducen el riesgo de deformaci\u00f3n y agrietamiento en comparaci\u00f3n con el temple en l\u00edquido.<\/p>\n\n\n\n<p>No se debe maximizar la dureza sin tener en cuenta el modo de fallo. Debe seleccionarse para controlar el desgaste o la fractura, seg\u00fan cu\u00e1l limite la vida \u00fatil de la herramienta.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Aceros para herramientas recomendados<\/h2>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-3f9ef481\">\n<h3 class=\"wp-block-heading\" id=\"h-aisi-a2-tool-steel-1-2363-skd12\">Acero para herramientas AISI A2 | 1.2363 | SKD12<\/h3>\n\n\n\n<p>El acero A2 es adecuado para aplicaciones donde no predominan ni el desgaste severo ni los impactos fuertes. Se utiliza com\u00fanmente en operaciones de conformado y troquelado de series medias donde se requiere un equilibrio entre resistencia al desgaste y tenacidad.<\/p>\n\n\n\n<p>Su caracter\u00edstica de endurecimiento al aire minimiza la deformaci\u00f3n durante el tratamiento t\u00e9rmico, lo que lo hace id\u00f3neo para herramientas con requisitos dimensionales m\u00e1s estrictos. Con una dureza de 58 a 62 HRC, el acero A2 ofrece una resistencia al desgaste moderada con una tenacidad significativamente superior a la de los aceros con alto contenido de carbono y cromo.<\/p>\n\n\n\n<p>A menudo se elige A2 cuando D2 proporciona una fragilidad excesiva, pero a\u00fan se requiere una mayor resistencia al desgaste que O1.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-50 hs-cta-trigger-button hs-cta-trigger-button-230288465624\"><a class=\"wp-block-button__link wp-element-button\">Enviar consulta ahora<\/a><\/div>\n\n\n\n<div class=\"wp-block-button has-custom-width wp-block-button__width-50 is-style-outline is-style-outline--1\"><a class=\"wp-block-button__link has-ast-global-color-3-color has-text-color has-background has-link-color wp-element-button\" href=\"https:\/\/aobosteel.com\/es\/a2-tool-steel\/\" style=\"background-color:#ffffff00\">Ver detalles de suministro de material A2<\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-3f9ef481\">\n<h3 class=\"wp-block-heading\" id=\"h-aisi-d2-tool-steel-1-2379-skd11\">Acero para herramientas AISI D2 | 1.2379 | SKD11<\/h3>\n\n\n\n<p>El acero D2 se elige cuando el desgaste abrasivo es el principal factor limitante. Su alto contenido de carbono y cromo produce un gran volumen de carburos duros, lo que le confiere una gran resistencia al desgaste y a la deformaci\u00f3n pl\u00e1stica.<\/p>\n\n\n\n<p>Ofrece un buen rendimiento en operaciones de troquelado de larga duraci\u00f3n, embutici\u00f3n profunda y otras operaciones de alta fricci\u00f3n. Sin embargo, su baja tenacidad lo hace inadecuado para aplicaciones con cargas de impacto o concentraciones de tensi\u00f3n pronunciadas. El astillamiento de los bordes es un modo de fallo com\u00fan si se aplica fuera de su rango adecuado.<\/p>\n\n\n\n<p>Debe evitarse el uso de D2 en aplicaciones de punzonado o en condiciones de corte intermitente donde el riesgo de fractura sea elevado.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-50 hs-cta-trigger-button hs-cta-trigger-button-230288465624\"><a class=\"wp-block-button__link wp-element-button\">Enviar consulta ahora<\/a><\/div>\n\n\n\n<div class=\"wp-block-button has-custom-width wp-block-button__width-50 is-style-outline is-style-outline--2\"><a class=\"wp-block-button__link has-ast-global-color-3-color has-text-color has-background has-link-color wp-element-button\" href=\"https:\/\/aobosteel.com\/es\/d2-tool-steel\/\" style=\"background-color:#ffffff00\">Ver detalles de suministro de material D2<\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-3f9ef481\">\n<h3 class=\"wp-block-heading\" id=\"h-aisi-o1-tool-steel-1-2510-sks3\">Acero para herramientas AISI O1 | 1.2510 | SKS3<\/h3>\n\n\n\n<p>El acero O1 se utiliza en series cortas o aplicaciones menos exigentes donde se priorizan el costo y la maquinabilidad sobre la vida \u00fatil de la herramienta y la estabilidad dimensional.<\/p>\n\n\n\n<p>Ofrece una resistencia al desgaste y una tenacidad adecuadas para geometr\u00edas sencillas y cargas moderadas, generalmente entre 58 y 60 HRC. Sin embargo, el temple en aceite aumenta el riesgo de deformaci\u00f3n y agrietamiento en comparaci\u00f3n con los aceros de endurecimiento al aire, lo que limita su uso en herramientas de precisi\u00f3n.<\/p>\n\n\n\n<p>Por lo general, el O1 no es adecuado para series de producci\u00f3n largas ni para aplicaciones en las que la precisi\u00f3n dimensional tras el tratamiento t\u00e9rmico sea fundamental.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-50 hs-cta-trigger-button hs-cta-trigger-button-230288465624\"><a class=\"wp-block-button__link wp-element-button\">Enviar consulta ahora<\/a><\/div>\n\n\n\n<div class=\"wp-block-button has-custom-width wp-block-button__width-50 is-style-outline is-style-outline--3\"><a class=\"wp-block-button__link has-ast-global-color-3-color has-text-color has-background has-link-color wp-element-button\" href=\"https:\/\/aobosteel.com\/es\/o1-tool-steel\/\" style=\"background-color:#ffffff00\">Ver detalles de suministro de material O1<\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-3f9ef481\">\n<h3 class=\"wp-block-heading\">S7 (Acero para herramientas resistente a los golpes)<\/h3>\n\n\n\n<p>El acero S7 se selecciona cuando la fractura o rotura es el principal riesgo de fallo. Su menor contenido de carbono le permite mantener una alta tenacidad y resistencia al agrietamiento ante impactos repetidos.<\/p>\n\n\n\n<p>Se utiliza habitualmente en punzones de alta resistencia, cuchillas de corte y herramientas sometidas a cargas de choque c\u00edclicas. Su dureza t\u00edpica es de 54 a 58 HRC, un valor intencionadamente inferior para mejorar la resistencia al impacto.<\/p>\n\n\n\n<p>El acero S7 debe utilizarse cuando otros aceros fallan por astillamiento o fractura catastr\u00f3fica. No es adecuado para aplicaciones de alto desgaste, a menos que este sea secundario a un impacto.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-50 hs-cta-trigger-button hs-cta-trigger-button-230288465624\"><a class=\"wp-block-button__link wp-element-button\">Enviar consulta ahora<\/a><\/div>\n\n\n\n<div class=\"wp-block-button has-custom-width wp-block-button__width-50 is-style-outline is-style-outline--4\"><a class=\"wp-block-button__link has-ast-global-color-3-color has-text-color has-background has-link-color wp-element-button\" href=\"https:\/\/aobosteel.com\/es\/s7-tool-steel\/\" style=\"background-color:#ffffff00\">Ver detalles de suministro de material S7<\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">M2 (Acero de alta velocidad con molibdeno)<\/h3>\n\n\n\n<p>El M2 se utiliza en condiciones de trabajo en fr\u00edo extremas donde se requiere tanto resistencia a la compresi\u00f3n como resistencia al desgaste, como por ejemplo en punzones de extrusi\u00f3n en fr\u00edo.<\/p>\n\n\n\n<p>Su alto contenido en aleaci\u00f3n proporciona una gran resistencia a la deformaci\u00f3n y la abrasi\u00f3n a altos niveles de dureza (60-65 HRC). Para aplicaciones de trabajo en fr\u00edo, el tratamiento t\u00e9rmico suele ajustarse para lograr una dureza ligeramente menor, con el fin de mejorar la tenacidad y reducir el riesgo de fractura.<\/p>\n\n\n\n<p>El acero M2 se suele utilizar cuando la falla de la herramienta conlleva un alto costo y los aceros est\u00e1ndar para trabajo en fr\u00edo no pueden proporcionar suficiente resistencia o durabilidad.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Tabla de resumen<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Grado de acero para herramientas<\/td><td>Dureza t\u00edpica<\/td><td>Ventaja primaria<\/td><td>Aplicaci\u00f3n ideal<\/td><\/tr><tr><td>A2<\/td><td>58\u201362 HRC<\/td><td>Resistencia al desgaste y tenacidad equilibradas<\/td><td>Conformado y troquelado general<\/td><\/tr><tr><td>D2<\/td><td>58\u201362 HRC<\/td><td>Alta resistencia al desgaste y resistencia a la compresi\u00f3n.<\/td><td>Producci\u00f3n a largo plazo y embutici\u00f3n profunda<\/td><\/tr><tr><td>O1<\/td><td>58\u201360 HRC<\/td><td>Bajo costo y buena maquinabilidad<\/td><td>Troqueles para tiradas cortas y herramientas sencillas<\/td><\/tr><tr><td>S7<\/td><td>54\u201358 HRC<\/td><td>Alta resistencia al impacto<\/td><td>Punzones y cuchillas de corte de alta resistencia<\/td><\/tr><tr><td>M2<\/td><td>60\u201365 HRC<\/td><td>Alta resistencia y resistencia al desgaste.<\/td><td>Extrusi\u00f3n en fr\u00edo y utillaje de alta tensi\u00f3n<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>Selection of Tool Steel for Cold-Work Dies and Punches Cold-work dies, and punches are used in operations such as blanking, shearing, bending, drawing, and extrusion, in which deformation occurs below the material\u2019s recrystallization temperature. Although the process is performed at relatively low temperatures, localized heating at the tool surface can reach around 200\u00b0C due to [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":4760,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"content-type":"landing-page","_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-9545","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.6 (Yoast SEO v27.6) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Cold Work Tool Steel Selection | A2 vs D2 vs S7 vs M2 | Aobo Steel Supplier<\/title>\n<meta name=\"description\" content=\"How to choose tool steel for cold-work dies and punches. 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