{"id":13368,"date":"2026-03-09T09:10:45","date_gmt":"2026-03-09T01:10:45","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=13368"},"modified":"2026-03-10T13:53:10","modified_gmt":"2026-03-10T05:53:10","slug":"d2-tool-steel-crack-after-heat-treatment","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/es\/d2-tool-steel-crack-after-heat-treatment\/","title":{"rendered":"\u00bfPor qu\u00e9 se agrieta el acero para herramientas D2 despu\u00e9s del tratamiento t\u00e9rmico? Causas y prevenci\u00f3n."},"content":{"rendered":"<div class=\"wp-block-uagb-container uagb-block-1694856a alignfull uagb-is-root-container\"><div class=\"uagb-container-inner-blocks-wrap\">\n<h1 class=\"wp-block-heading\" id=\"h-why-does-d2-tool-steel-crack-after-heat-treatment\">\u00bfPor qu\u00e9 se agrieta el acero para herramientas D2 despu\u00e9s del tratamiento t\u00e9rmico?<\/h1>\n\n\n\n<p>Esta p\u00e1gina es parte de la <a href=\"https:\/\/aobosteel.com\/es\/d2-tool-steel-failure-analysis-guide\/\">Gu\u00eda de an\u00e1lisis de fallas y soluci\u00f3n de problemas del acero para herramientas D2<\/a>, que examina los modos de fallo comunes que se producen en las herramientas D2 utilizadas en operaciones de trabajo en fr\u00edo, como el troquelado, el estampado y el conformado.<\/p>\n\n\n\n<p>El acero para herramientas D2 se utiliza ampliamente en matrices para trabajo en fr\u00edo, punzones y otras herramientas resistentes al desgaste debido a su alta resistencia al desgaste. Sin embargo, el D2 tambi\u00e9n es sensible a un tratamiento t\u00e9rmico inadecuado. Si las tensiones de temple no se controlan correctamente, pueden producirse grietas durante o poco despu\u00e9s del endurecimiento. El agrietamiento por tratamiento t\u00e9rmico es una de las fallas m\u00e1s graves, ya que da\u00f1a permanentemente la herramienta e interrumpe la producci\u00f3n.<\/p>\n\n\n\n<p>Los grados equivalentes de D2 incluyen DIN 1.2379 y JIS SKD11, y las consideraciones sobre el tratamiento t\u00e9rmico que se analizan en este art\u00edculo generalmente tambi\u00e9n se aplican a estos grados equivalentes.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Qu\u00e9 significa el agrietamiento por tratamiento t\u00e9rmico<\/h2>\n\n\n\n<p>El agrietamiento por tratamiento t\u00e9rmico, a menudo denominado agrietamiento por temple, se produce cuando las tensiones internas generadas durante el enfriamiento superan la resistencia a la fractura del acero.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Estr\u00e9s t\u00e9rmico durante el enfriamiento<\/h3>\n\n\n\n<p>A medida que la superficie se enfr\u00eda m\u00e1s r\u00e1pido que el n\u00facleo, se generan gradientes de temperatura dentro de la pieza. Estos gradientes producen tensiones de tracci\u00f3n en ciertas regiones del material.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Tensi\u00f3n de transformaci\u00f3n durante el endurecimiento<\/h3>\n\n\n\n<p>Durante el proceso de endurecimiento, el acero se transforma de austenita a martensita. Esta transformaci\u00f3n implica una expansi\u00f3n de volumen, lo que introduce tensiones internas adicionales en la microestructura.<\/p>\n\n\n\n<p>Cuando las tensiones combinadas superan la resistencia a la fractura del material, se produce el agrietamiento.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Caracter\u00edsticas t\u00edpicas de las grietas en D2<\/h3>\n\n\n\n<p>En el acero para herramientas D2, las grietas de temple suelen iniciarse en la superficie y propagarse hacia el interior. La fractura a menudo sigue los l\u00edmites de grano de la austenita previa, produciendo grietas intergranulares. El agrietamiento puede ocurrir inmediatamente durante el temple o aparecer posteriormente si la pieza permanece en el estado de alta tensi\u00f3n resultante del temple sin un revenido inmediato.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u00bfPor qu\u00e9 el acero para herramientas D2 es propenso a agrietarse?<\/h2>\n\n\n\n<p>La susceptibilidad del D2 al agrietamiento por tratamiento t\u00e9rmico est\u00e1 estrechamente relacionada con su composici\u00f3n qu\u00edmica y microestructura.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Alto contenido de carbono y menor tenacidad.<\/h3>\n\n\n\n<p>El acero D2 contiene altos niveles de carbono y cromo, lo que le confiere una elevada dureza y una excelente resistencia al desgaste. Sin embargo, estas caracter\u00edsticas tambi\u00e9n reducen su tenacidad una vez endurecido.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Presencia de grandes carburos primarios<\/h3>\n\n\n\n<p>Este acero se basa en una matriz martens\u00edtica que contiene una gran cantidad de carburos de aleaci\u00f3n primaria. Estos carburos proporcionan la resistencia a la abrasi\u00f3n que hace que el acero D2 sea valioso para las herramientas de trabajo en fr\u00edo, pero tambi\u00e9n act\u00faan como puntos de concentraci\u00f3n de tensiones internas.<\/p>\n\n\n\n<p>Cuando las tensiones de transformaci\u00f3n durante el temple interact\u00faan con estos puntos de concentraci\u00f3n de tensiones, las grietas pueden iniciarse con mayor facilidad que en aceros con mayor tenacidad. Por este motivo, el acero D2 requiere un control preciso del tratamiento t\u00e9rmico para evitar tensiones internas excesivas durante el endurecimiento.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Causas comunes durante el tratamiento t\u00e9rmico<\/h2>\n\n\n\n<p>Diversos factores pr\u00e1cticos suelen provocar fisuras en el acero para herramientas D2 durante o despu\u00e9s del tratamiento t\u00e9rmico.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Dise\u00f1o deficiente de la herramienta<\/h3>\n\n\n\n<p>Las caracter\u00edsticas geom\u00e9tricas que concentran la tensi\u00f3n aumentan significativamente el riesgo de agrietamiento.<\/p>\n\n\n\n<p>Algunos ejemplos t\u00edpicos son:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>esquinas afiladas<\/li>\n\n\n\n<li>cambios abruptos en el espesor de la secci\u00f3n<\/li>\n\n\n\n<li>ranuras de mecanizado profundas<\/li>\n\n\n\n<li>agujeros ciegos<\/li>\n\n\n\n<li>secciones delgadas adyacentes a secciones gruesas<\/li>\n<\/ul>\n\n\n\n<p>Estas caracter\u00edsticas crean zonas de concentraci\u00f3n de tensiones localizadas que son particularmente vulnerables durante el enfriamiento.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Sobrecalentamiento durante la austenizaci\u00f3n<\/h3>\n\n\n\n<p>Calentar el acero D2 por encima del rango de temperatura de endurecimiento recomendado puede provocar un crecimiento excesivo del grano de austenita.<\/p>\n\n\n\n<p>Los granos gruesos debilitan los l\u00edmites de grano y reducen la resistencia a la fractura. Adem\u00e1s, el sobrecalentamiento puede disolver el exceso de carburos, lo que puede alterar la microestructura y aumentar la inestabilidad durante la transformaci\u00f3n.<\/p>\n\n\n\n<p>Ambos efectos aumentan la probabilidad de agrietamiento por enfriamiento.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Severidad de enfriamiento excesiva<\/h3>\n\n\n\n<p>El acero D2 est\u00e1 dise\u00f1ado para endurecerse mediante un enfriamiento relativamente lento, ya que es un acero de endurecimiento al aire.<\/p>\n\n\n\n<p>Si el acero se enfr\u00eda demasiado r\u00e1pido, por ejemplo, mediante un temple en l\u00edquido agresivo, se generan grandes gradientes de temperatura entre la superficie y el n\u00facleo. Estos gradientes producen tensiones t\u00e9rmicas severas que pueden superar la resistencia a la fractura de la estructura endurecida.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Retrasos de templado<\/h3>\n\n\n\n<p>Inmediatamente despu\u00e9s del temple, la estructura martens\u00edtica contiene tensiones internas extremadamente altas.<\/p>\n\n\n\n<p>Si se retrasa el revenido, la martensita sin templar permanece fr\u00e1gil e inestable. En estas condiciones, pueden aparecer grietas horas o incluso d\u00edas despu\u00e9s del tratamiento t\u00e9rmico, a medida que las tensiones residuales se redistribuyen dentro de la pieza.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Descarburaci\u00f3n<\/h3>\n\n\n\n<p>Si el control de la atm\u00f3sfera del horno es deficiente, puede producirse descarburaci\u00f3n en la superficie. La capa descarburada se transforma de manera diferente al material del n\u00facleo durante el enfriamiento, lo que genera tensiones diferenciales que aumentan el riesgo de agrietamiento.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Capa de refundici\u00f3n EDM<\/h3>\n\n\n\n<p>El mecanizado por descarga el\u00e9ctrica (EDM) tambi\u00e9n puede dejar una capa refundida fr\u00e1gil en la superficie. Si esta capa no se elimina antes del tratamiento t\u00e9rmico, puede convertirse en un punto de inicio de grietas.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00f3mo reducir el riesgo de agrietamiento<\/h2>\n\n\n\n<p>Para evitar el agrietamiento en el acero para herramientas D2, es necesario un control minucioso tanto del dise\u00f1o como de las pr\u00e1cticas de tratamiento t\u00e9rmico.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Dise\u00f1o y preparaci\u00f3n<\/h3>\n\n\n\n<p>La geometr\u00eda de la herramienta debe minimizar la concentraci\u00f3n de tensiones mediante el uso de radios de esquina generosos y evitando cambios de secci\u00f3n abruptos.<\/p>\n\n\n\n<p>Las herramientas complejas tambi\u00e9n deben someterse a un tratamiento de alivio de tensiones despu\u00e9s del mecanizado en bruto para eliminar las tensiones residuales del mecanizado antes del endurecimiento final.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Precalentamiento<\/h3>\n\n\n\n<p>El precalentamiento permite que la temperatura de la herramienta se iguale antes de entrar en la etapa de austenizaci\u00f3n.<\/p>\n\n\n\n<p>Este paso reduce las diferencias de temperatura entre la superficie y el n\u00facleo, lo que ayuda a prevenir el choque t\u00e9rmico y disminuye el riesgo de agrietamiento durante el calentamiento.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Enfriamiento controlado<\/h3>\n\n\n\n<p>Dado que el acero D2 se endurece al aire, el enfriamiento controlado por aire suele ser el m\u00e9todo de temple preferido.<\/p>\n\n\n\n<p>La refrigeraci\u00f3n por aire proporciona una velocidad de enfriamiento suficientemente r\u00e1pida para lograr la m\u00e1xima dureza, minimizando al mismo tiempo los gradientes t\u00e9rmicos dentro de la pieza.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Templado m\u00faltiple inmediato<\/h3>\n\n\n\n<p>El revenido debe realizarse lo antes posible despu\u00e9s del temple para aliviar las tensiones internas.<\/p>\n\n\n\n<p>El acero D2 suele requerir un doble revenido, y en algunos casos se pueden utilizar ciclos de revenido adicionales para estabilizar la microestructura y mejorar la tenacidad.<\/p>\n\n\n\n<p>El templado r\u00e1pido reduce significativamente el riesgo de agrietamiento tard\u00edo.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Conclusi\u00f3n<\/h2>\n\n\n\n<p>Agrietamiento por tratamiento t\u00e9rmico en <a href=\"https:\/\/aobosteel.com\/es\/d2-tool-steel\/\">Material D2<\/a> Esto se debe principalmente a las tensiones internas excesivas generadas durante el temple que act\u00faan sobre una estructura endurecida relativamente fr\u00e1gil.<\/p>\n\n\n\n<p>Factores como una geometr\u00eda desfavorable de la herramienta, el sobrecalentamiento durante la austenizaci\u00f3n, una severidad de temple excesiva, un revenido tard\u00edo y alteraciones de la superficie pueden aumentar la probabilidad de fractura.<\/p>\n\n\n\n<p id=\"h-\">Al combinar un dise\u00f1o adecuado de las herramientas con pr\u00e1cticas de tratamiento t\u00e9rmico controladas, que incluyen el precalentamiento, el temple apropiado y el revenido inmediato, se pueden reducir eficazmente las tensiones internas responsables del agrietamiento por temple, mejorando as\u00ed la fiabilidad y la vida \u00fatil de las herramientas D2.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-related-pages\">P\u00e1ginas relacionadas<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/aobosteel.com\/es\/d2-tool-steel-heat-treatment-guide\/\">Gu\u00eda de tratamiento t\u00e9rmico del acero para herramientas D2<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/aobosteel.com\/es\/knowledge-hub\/what-is-quench-cracking\/\">\u00bfQu\u00e9 es el agrietamiento por enfriamiento r\u00e1pido? - P\u00e1ginas de conocimiento<\/a><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-faq\">Preguntas frecuentes<\/h2>\n\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1773018271519\"><strong class=\"schema-faq-question\"><strong>\u00bfQu\u00e9 es el agrietamiento por tratamiento t\u00e9rmico en el acero para herramientas D2?<\/strong><\/strong> <p class=\"schema-faq-answer\">Tambi\u00e9n conocida como fisuraci\u00f3n por temple, se produce cuando las tensiones internas derivadas del enfriamiento superan la resistencia a la fractura del acero. Estas tensiones son causadas por los gradientes de temperatura y la expansi\u00f3n volum\u00e9trica durante la transformaci\u00f3n a martensita.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1773018289166\"><strong class=\"schema-faq-question\"><strong>\u00bfPor qu\u00e9 el acero para herramientas D2 es propenso a agrietarse?<\/strong><\/strong> <p class=\"schema-faq-answer\">Su alto contenido de carbono y cromo le confiere dureza, pero reduce su tenacidad. Adem\u00e1s, los grandes carburos primarios act\u00faan como puntos de concentraci\u00f3n de tensiones internas donde pueden iniciarse f\u00e1cilmente grietas durante el temple.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1773018301479\"><strong class=\"schema-faq-question\"><strong>\u00bfC\u00f3mo afecta el dise\u00f1o de la herramienta al agrietamiento del acero D2?<\/strong><\/strong> <p class=\"schema-faq-answer\">Las caracter\u00edsticas geom\u00e9tricas, como las esquinas afiladas, los cambios bruscos de espesor y los agujeros ciegos, concentran la tensi\u00f3n. Estas zonas se vuelven particularmente vulnerables al agrietamiento durante el proceso de temple.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1773018302131\"><strong class=\"schema-faq-question\"><strong>\u00bfQu\u00e9 ocurre si el acero para herramientas D2 se sobrecalienta durante el proceso de endurecimiento?<\/strong><\/strong> <p class=\"schema-faq-answer\">El sobrecalentamiento provoca un crecimiento excesivo del grano, lo que debilita los l\u00edmites de grano y reduce la resistencia a la fractura. Tambi\u00e9n puede disolver demasiados carburos, aumentando la inestabilidad estructural y la probabilidad de agrietamiento por temple.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1773018302940\"><strong class=\"schema-faq-question\"><strong>\u00bfPor qu\u00e9 se debe evitar el enfriamiento r\u00e1pido con l\u00edquidos para el D2?<\/strong><\/strong> <p class=\"schema-faq-answer\">El acero D2 es un acero de endurecimiento al aire dise\u00f1ado para un enfriamiento lento. El enfriamiento r\u00e1pido en l\u00edquido crea fuertes gradientes de temperatura entre la superficie y el n\u00facleo, generando tensiones t\u00e9rmicas que superan la resistencia del material.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1773018338698\"><strong class=\"schema-faq-question\"><strong>\u00bfPuede agrietarse el acero para herramientas D2 d\u00edas despu\u00e9s del tratamiento t\u00e9rmico?<\/strong><\/strong> <p class=\"schema-faq-answer\">S\u00ed. Si se retrasa el revenido, la martensita, fr\u00e1gil e inestable, permanece sometida a una alta tensi\u00f3n interna. Pueden aparecer grietas horas o d\u00edas despu\u00e9s, a medida que estas tensiones residuales se redistribuyen.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1773018339406\"><strong class=\"schema-faq-question\"><strong>\u00bfC\u00f3mo provocan agrietamiento las alteraciones superficiales como la descarburaci\u00f3n?<\/strong><\/strong> <p class=\"schema-faq-answer\">La capa superficial descarburizada se transforma de manera diferente al n\u00facleo durante el temple. Esto genera tensiones diferenciales en la pieza, lo que aumenta significativamente el riesgo de fractura del material.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1773018363202\"><strong class=\"schema-faq-question\"><strong>\u00bfC\u00f3mo prevenir el agrietamiento en el acero para herramientas D2?<\/strong><\/strong> <p class=\"schema-faq-answer\">Utilice radios de esquina generosos, precaliente la herramienta y emplee refrigeraci\u00f3n por aire controlada. Lo m\u00e1s importante es realizar varios ciclos de revenido inmediatamente despu\u00e9s del temple para aliviar las tensiones internas.<\/p> <\/div> <\/div>\n<\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>Why Does D2 Tool Steel Crack After Heat Treatment? This page is part of the D2 Tool Steel Failure Analysis and Troubleshooting Guide, which examines common failure modes encountered in D2 tooling used in cold-work operations such as blanking, stamping, and forming. D2 tool steel is widely used for cold-work dies, punches, and other wear-resistant [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"content-type":"","_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":"","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-13368","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.5 (Yoast SEO v27.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Why Does D2 Tool Steel Crack After Heat Treatment? Causes and Prevention - AoboSteel<\/title>\n<meta name=\"description\" content=\"Why does D2 tool steel crack after heat treatment? Learn the common causes of quench cracking in D2, 1.2379, and SKD11 and how to prevent it.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/aobosteel.com\/es\/d2-tool-steel-crack-after-heat-treatment\/\" \/>\n<meta property=\"og:locale\" content=\"es_MX\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Why Does D2 Tool Steel Crack After Heat Treatment? Causes and Prevention\" \/>\n<meta property=\"og:description\" content=\"Why does D2 tool steel crack after heat treatment? Learn the common causes of quench cracking in D2, 1.2379, and SKD11 and how to prevent it.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/aobosteel.com\/es\/d2-tool-steel-crack-after-heat-treatment\/\" \/>\n<meta property=\"og:site_name\" content=\"AoboSteel\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/profile.php?id=61565368220197\" \/>\n<meta property=\"article:modified_time\" content=\"2026-03-10T05:53:10+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"TechArticle\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/\"},\"author\":{\"name\":\"Evan\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/#\\\/schema\\\/person\\\/96118415c30ca6bb52eaf1127b052ef7\"},\"headline\":\"Why Does D2 Tool Steel Crack After Heat Treatment? Causes and Prevention\",\"datePublished\":\"2026-03-09T01:10:45+00:00\",\"dateModified\":\"2026-03-10T05:53:10+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/\"},\"wordCount\":1291,\"publisher\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/#organization\"},\"inLanguage\":\"es\"},{\"@type\":[\"WebPage\",\"FAQPage\"],\"@id\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/\",\"url\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/\",\"name\":\"Why Does D2 Tool Steel Crack After Heat Treatment? Causes and Prevention - AoboSteel\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/#website\"},\"datePublished\":\"2026-03-09T01:10:45+00:00\",\"dateModified\":\"2026-03-10T05:53:10+00:00\",\"description\":\"Why does D2 tool steel crack after heat treatment? Learn the common causes of quench cracking in D2, 1.2379, and SKD11 and how to prevent it.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/#breadcrumb\"},\"mainEntity\":[{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/#faq-question-1773018271519\"},{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/#faq-question-1773018289166\"},{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/#faq-question-1773018301479\"},{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/#faq-question-1773018302131\"},{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/#faq-question-1773018302940\"},{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/#faq-question-1773018338698\"},{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/#faq-question-1773018339406\"},{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/#faq-question-1773018363202\"}],\"inLanguage\":\"es\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\\\/\\\/aobosteel.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Why Does D2 Tool Steel Crack After Heat Treatment? Causes and Prevention\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/#website\",\"url\":\"https:\\\/\\\/aobosteel.com\\\/\",\"name\":\"AoboSteel\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/aobosteel.com\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"es\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/#organization\",\"name\":\"AoboSteel\",\"url\":\"https:\\\/\\\/aobosteel.com\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"es\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/aobosteel.com\\\/wp-content\\\/uploads\\\/2025\\\/01\\\/cropped-aobo-steel-1.avif\",\"contentUrl\":\"https:\\\/\\\/aobosteel.com\\\/wp-content\\\/uploads\\\/2025\\\/01\\\/cropped-aobo-steel-1.avif\",\"width\":1052,\"height\":592,\"caption\":\"AoboSteel\"},\"image\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/profile.php?id=61565368220197\",\"https:\\\/\\\/www.linkedin.com\\\/in\\\/aobosteel-evan\\\/\"]},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/#\\\/schema\\\/person\\\/96118415c30ca6bb52eaf1127b052ef7\",\"name\":\"Evan\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"es\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/8e402f2e6f36093f0bf1855dbf79269cde23cd659c44eefdd7ecf7ff9c05786f?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/8e402f2e6f36093f0bf1855dbf79269cde23cd659c44eefdd7ecf7ff9c05786f?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/8e402f2e6f36093f0bf1855dbf79269cde23cd659c44eefdd7ecf7ff9c05786f?s=96&d=mm&r=g\",\"caption\":\"Evan\"},\"sameAs\":[\"http:\\\/\\\/www.aobosteel.com\",\"https:\\\/\\\/www.facebook.com\\\/profile.php?id=61565368220197\",\"https:\\\/\\\/www.instagram.com\\\/aobosteel\\\/\",\"https:\\\/\\\/www.linkedin.com\\\/in\\\/aobosteel-evan\\\/\",\"https:\\\/\\\/x.com\\\/AobosteelEvan\",\"https:\\\/\\\/www.youtube.com\\\/@aobosteel\"],\"url\":\"https:\\\/\\\/aobosteel.com\\\/es\\\/author\\\/admin\\\/\"},{\"@type\":\"Question\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/#faq-question-1773018271519\",\"position\":1,\"url\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/#faq-question-1773018271519\",\"name\":\"What is heat treatment cracking in D2 tool steel?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Also called quench cracking, it occurs when internal stresses from cooling exceed the steel's fracture strength. These stresses are caused by temperature gradients and volume expansion during the transformation to martensite.\",\"inLanguage\":\"es\"},\"inLanguage\":\"es\"},{\"@type\":\"Question\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/#faq-question-1773018289166\",\"position\":2,\"url\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/#faq-question-1773018289166\",\"name\":\"Why is D2 tool steel susceptible to cracking?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Its high carbon and chromium content provide hardness but reduce toughness. Additionally, large primary carbides act as internal stress concentration points where cracks can easily initiate during quenching.\",\"inLanguage\":\"es\"},\"inLanguage\":\"es\"},{\"@type\":\"Question\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/#faq-question-1773018301479\",\"position\":3,\"url\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/#faq-question-1773018301479\",\"name\":\"How does tool design affect D2 steel cracking?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Geometric features like sharp corners, abrupt thickness changes, and blind holes concentrate stress. These zones become particularly vulnerable to cracking during the quenching process.\",\"inLanguage\":\"es\"},\"inLanguage\":\"es\"},{\"@type\":\"Question\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/#faq-question-1773018302131\",\"position\":4,\"url\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/#faq-question-1773018302131\",\"name\":\"What happens if D2 tool steel is overheated during hardening?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Overheating causes excessive grain growth, which weakens grain boundaries and reduces fracture resistance. It may also dissolve too many carbides, increasing structural instability and the likelihood of quench cracking.\",\"inLanguage\":\"es\"},\"inLanguage\":\"es\"},{\"@type\":\"Question\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/#faq-question-1773018302940\",\"position\":5,\"url\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/#faq-question-1773018302940\",\"name\":\"Why should you avoid aggressive liquid quenching for D2?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"D2 is an air-hardening steel designed for slow cooling. Rapid liquid quenching creates severe temperature gradients between the surface and core, generating thermal stresses that exceed the material's strength.\",\"inLanguage\":\"es\"},\"inLanguage\":\"es\"},{\"@type\":\"Question\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/#faq-question-1773018338698\",\"position\":6,\"url\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/#faq-question-1773018338698\",\"name\":\"Can D2 tool steel crack days after heat treatment?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. If tempering is delayed, the brittle and unstable martensite remains under high internal stress. Cracks may develop hours or days later as these residual stresses redistribute.\",\"inLanguage\":\"es\"},\"inLanguage\":\"es\"},{\"@type\":\"Question\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/#faq-question-1773018339406\",\"position\":7,\"url\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/#faq-question-1773018339406\",\"name\":\"How do surface alterations like decarburization cause cracking?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"A decarburized surface layer transforms differently than the core during quenching. This creates differential stresses across the part, significantly increasing the risk of the material fracturing.\",\"inLanguage\":\"es\"},\"inLanguage\":\"es\"},{\"@type\":\"Question\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/#faq-question-1773018363202\",\"position\":8,\"url\":\"https:\\\/\\\/aobosteel.com\\\/d2-tool-steel-crack-after-heat-treatment\\\/#faq-question-1773018363202\",\"name\":\"How to prevent cracking in D2 tool steel?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Use generous corner radii, preheat the tool, and utilize controlled air cooling. Most importantly, perform multiple tempering cycles immediately after quenching to relieve internal stresses.\",\"inLanguage\":\"es\"},\"inLanguage\":\"es\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"\u00bfPor qu\u00e9 se agrieta el acero para herramientas D2 despu\u00e9s del tratamiento t\u00e9rmico? Causas y prevenci\u00f3n - AoboSteel","description":"\u00bfPor qu\u00e9 se agrieta el acero para herramientas D2 despu\u00e9s del tratamiento t\u00e9rmico? Conozca las causas comunes del agrietamiento por temple en los aceros D2, 1.2379 y SKD11, y c\u00f3mo prevenirlo.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/aobosteel.com\/es\/d2-tool-steel-crack-after-heat-treatment\/","og_locale":"es_MX","og_type":"article","og_title":"Why Does D2 Tool Steel Crack After Heat Treatment? Causes and Prevention","og_description":"Why does D2 tool steel crack after heat treatment? Learn the common causes of quench cracking in D2, 1.2379, and SKD11 and how to prevent it.","og_url":"https:\/\/aobosteel.com\/es\/d2-tool-steel-crack-after-heat-treatment\/","og_site_name":"AoboSteel","article_publisher":"https:\/\/www.facebook.com\/profile.php?id=61565368220197","article_modified_time":"2026-03-10T05:53:10+00:00","twitter_card":"summary_large_image","schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"TechArticle","@id":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/#article","isPartOf":{"@id":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/"},"author":{"name":"Evan","@id":"https:\/\/aobosteel.com\/#\/schema\/person\/96118415c30ca6bb52eaf1127b052ef7"},"headline":"Why Does D2 Tool Steel Crack After Heat Treatment? Causes and Prevention","datePublished":"2026-03-09T01:10:45+00:00","dateModified":"2026-03-10T05:53:10+00:00","mainEntityOfPage":{"@id":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/"},"wordCount":1291,"publisher":{"@id":"https:\/\/aobosteel.com\/#organization"},"inLanguage":"es"},{"@type":["WebPage","FAQPage"],"@id":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/","url":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/","name":"\u00bfPor qu\u00e9 se agrieta el acero para herramientas D2 despu\u00e9s del tratamiento t\u00e9rmico? Causas y prevenci\u00f3n - AoboSteel","isPartOf":{"@id":"https:\/\/aobosteel.com\/#website"},"datePublished":"2026-03-09T01:10:45+00:00","dateModified":"2026-03-10T05:53:10+00:00","description":"\u00bfPor qu\u00e9 se agrieta el acero para herramientas D2 despu\u00e9s del tratamiento t\u00e9rmico? Conozca las causas comunes del agrietamiento por temple en los aceros D2, 1.2379 y SKD11, y c\u00f3mo prevenirlo.","breadcrumb":{"@id":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/#breadcrumb"},"mainEntity":[{"@id":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/#faq-question-1773018271519"},{"@id":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/#faq-question-1773018289166"},{"@id":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/#faq-question-1773018301479"},{"@id":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/#faq-question-1773018302131"},{"@id":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/#faq-question-1773018302940"},{"@id":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/#faq-question-1773018338698"},{"@id":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/#faq-question-1773018339406"},{"@id":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/#faq-question-1773018363202"}],"inLanguage":"es","potentialAction":[{"@type":"ReadAction","target":["https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/aobosteel.com\/"},{"@type":"ListItem","position":2,"name":"Why Does D2 Tool Steel Crack After Heat Treatment? Causes and Prevention"}]},{"@type":"WebSite","@id":"https:\/\/aobosteel.com\/#website","url":"https:\/\/aobosteel.com\/","name":"AoboSteel","description":"","publisher":{"@id":"https:\/\/aobosteel.com\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/aobosteel.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"es"},{"@type":"Organization","@id":"https:\/\/aobosteel.com\/#organization","name":"AoboSteel","url":"https:\/\/aobosteel.com\/","logo":{"@type":"ImageObject","inLanguage":"es","@id":"https:\/\/aobosteel.com\/#\/schema\/logo\/image\/","url":"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/01\/cropped-aobo-steel-1.avif","contentUrl":"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/01\/cropped-aobo-steel-1.avif","width":1052,"height":592,"caption":"AoboSteel"},"image":{"@id":"https:\/\/aobosteel.com\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/profile.php?id=61565368220197","https:\/\/www.linkedin.com\/in\/aobosteel-evan\/"]},{"@type":"Person","@id":"https:\/\/aobosteel.com\/#\/schema\/person\/96118415c30ca6bb52eaf1127b052ef7","name":"Evan","image":{"@type":"ImageObject","inLanguage":"es","@id":"https:\/\/secure.gravatar.com\/avatar\/8e402f2e6f36093f0bf1855dbf79269cde23cd659c44eefdd7ecf7ff9c05786f?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/8e402f2e6f36093f0bf1855dbf79269cde23cd659c44eefdd7ecf7ff9c05786f?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/8e402f2e6f36093f0bf1855dbf79269cde23cd659c44eefdd7ecf7ff9c05786f?s=96&d=mm&r=g","caption":"Evan"},"sameAs":["http:\/\/www.aobosteel.com","https:\/\/www.facebook.com\/profile.php?id=61565368220197","https:\/\/www.instagram.com\/aobosteel\/","https:\/\/www.linkedin.com\/in\/aobosteel-evan\/","https:\/\/x.com\/AobosteelEvan","https:\/\/www.youtube.com\/@aobosteel"],"url":"https:\/\/aobosteel.com\/es\/author\/admin\/"},{"@type":"Question","@id":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/#faq-question-1773018271519","position":1,"url":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/#faq-question-1773018271519","name":"\u00bfQu\u00e9 es el agrietamiento por tratamiento t\u00e9rmico en el acero para herramientas D2?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Also called quench cracking, it occurs when internal stresses from cooling exceed the steel's fracture strength. These stresses are caused by temperature gradients and volume expansion during the transformation to martensite.","inLanguage":"es"},"inLanguage":"es"},{"@type":"Question","@id":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/#faq-question-1773018289166","position":2,"url":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/#faq-question-1773018289166","name":"\u00bfPor qu\u00e9 el acero para herramientas D2 es propenso a agrietarse?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Its high carbon and chromium content provide hardness but reduce toughness. Additionally, large primary carbides act as internal stress concentration points where cracks can easily initiate during quenching.","inLanguage":"es"},"inLanguage":"es"},{"@type":"Question","@id":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/#faq-question-1773018301479","position":3,"url":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/#faq-question-1773018301479","name":"\u00bfC\u00f3mo afecta el dise\u00f1o de la herramienta al agrietamiento del acero D2?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Geometric features like sharp corners, abrupt thickness changes, and blind holes concentrate stress. These zones become particularly vulnerable to cracking during the quenching process.","inLanguage":"es"},"inLanguage":"es"},{"@type":"Question","@id":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/#faq-question-1773018302131","position":4,"url":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/#faq-question-1773018302131","name":"\u00bfQu\u00e9 ocurre si el acero para herramientas D2 se sobrecalienta durante el proceso de endurecimiento?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Overheating causes excessive grain growth, which weakens grain boundaries and reduces fracture resistance. It may also dissolve too many carbides, increasing structural instability and the likelihood of quench cracking.","inLanguage":"es"},"inLanguage":"es"},{"@type":"Question","@id":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/#faq-question-1773018302940","position":5,"url":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/#faq-question-1773018302940","name":"\u00bfPor qu\u00e9 se debe evitar el enfriamiento r\u00e1pido con l\u00edquidos para el D2?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"D2 is an air-hardening steel designed for slow cooling. Rapid liquid quenching creates severe temperature gradients between the surface and core, generating thermal stresses that exceed the material's strength.","inLanguage":"es"},"inLanguage":"es"},{"@type":"Question","@id":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/#faq-question-1773018338698","position":6,"url":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/#faq-question-1773018338698","name":"\u00bfPuede agrietarse el acero para herramientas D2 d\u00edas despu\u00e9s del tratamiento t\u00e9rmico?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Yes. If tempering is delayed, the brittle and unstable martensite remains under high internal stress. Cracks may develop hours or days later as these residual stresses redistribute.","inLanguage":"es"},"inLanguage":"es"},{"@type":"Question","@id":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/#faq-question-1773018339406","position":7,"url":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/#faq-question-1773018339406","name":"\u00bfC\u00f3mo provocan agrietamiento las alteraciones superficiales como la descarburaci\u00f3n?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"A decarburized surface layer transforms differently than the core during quenching. This creates differential stresses across the part, significantly increasing the risk of the material fracturing.","inLanguage":"es"},"inLanguage":"es"},{"@type":"Question","@id":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/#faq-question-1773018363202","position":8,"url":"https:\/\/aobosteel.com\/d2-tool-steel-crack-after-heat-treatment\/#faq-question-1773018363202","name":"\u00bfC\u00f3mo prevenir el agrietamiento en el acero para herramientas D2?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Use generous corner radii, preheat the tool, and utilize controlled air cooling. Most importantly, perform multiple tempering cycles immediately after quenching to relieve internal stresses.","inLanguage":"es"},"inLanguage":"es"}]}},"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"trp-custom-language-flag":false},"uagb_author_info":{"display_name":"Evan","author_link":"https:\/\/aobosteel.com\/es\/author\/admin\/"},"uagb_comment_info":0,"uagb_excerpt":"Why Does D2 Tool Steel Crack After Heat Treatment? This page is part of the D2 Tool Steel Failure Analysis and Troubleshooting Guide, which examines common failure modes encountered in D2 tooling used in cold-work operations such as blanking, stamping, and forming. D2 tool steel is widely used for cold-work dies, punches, and other wear-resistant&hellip;","rttpg_featured_image_url":null,"rttpg_author":{"display_name":"Evan","author_link":"https:\/\/aobosteel.com\/es\/author\/admin\/"},"rttpg_comment":0,"rttpg_category":null,"rttpg_excerpt":"Why Does D2 Tool Steel Crack After Heat Treatment? This page is part of the D2 Tool Steel Failure Analysis and Troubleshooting Guide, which examines common failure modes encountered in D2 tooling used in cold-work operations such as blanking, stamping, and forming. D2 tool steel is widely used for cold-work dies, punches, and other wear-resistant&hellip;","_links":{"self":[{"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/pages\/13368","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/comments?post=13368"}],"version-history":[{"count":2,"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/pages\/13368\/revisions"}],"predecessor-version":[{"id":13434,"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/pages\/13368\/revisions\/13434"}],"wp:attachment":[{"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/media?parent=13368"}],"curies":[{"name":"gracias","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}