{"id":19727,"date":"2026-09-25T00:11:38","date_gmt":"2026-09-24T16:11:38","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=19727"},"modified":"2026-11-13T18:30:02","modified_gmt":"2026-11-13T10:30:02","slug":"tool-steel-impact-toughness-chart","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/es\/tool-steel-impact-toughness-chart\/","title":{"rendered":"Tabla de tenacidad al impacto del acero para herramientas"},"content":{"rendered":"<h1 class=\"wp-block-heading has-text-align-center\" id=\"h-tool-steel-impact-toughness-chart\">Tabla de tenacidad al impacto del acero para herramientas<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Energ\u00eda de impacto Charpy con entalla en V para los principales aceros para herramientas, le\u00edda a la temperatura de revenido que la fuente marca como \u00f3ptima para cada grado, con la dureza que la pieza tiene a esa temperatura. Las cifras se dan en pies-libra y julios. Este es un resumen de referencia de datos de ensayo publicados y no una especificaci\u00f3n de Aobo Steel.<\/p>\n\n\n\n<h2 id=\"h-how-the-charpy-value-is-read\" class=\"wp-block-heading\">C\u00f3mo se lee el valor Charpy<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">El ensayo Charpy con entalla en V rompe una barra entallada con un solo golpe de un p\u00e9ndulo pesado y registra la energ\u00eda que absorbe la barra. Un n\u00famero m\u00e1s alto significa que el grado soporta un golpe m\u00e1s fuerte antes de romperse. Una cifra cercana al fondo de estas tablas describe un acero que se astillar\u00e1 o se partir\u00e1 cuando un punz\u00f3n, un troquel o el filo de una cuchilla reciba una carga de choque.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cada valor aqu\u00ed se ley\u00f3 a la temperatura de revenido que la fuente marca como \u00f3ptima para ese grado, por lo que la cifra corresponde a la dureza impresa en la misma fila. Un revenido por debajo de esa temperatura eleva la dureza y reduce la energ\u00eda de impacto. Un revenido por encima recupera tenacidad y sacrifica resistencia al desgaste. El mismo grado puede subir o bajar en estas tablas solo por el revenido, y por eso la temperatura de revenido est\u00e1 en cada fila.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La diferencia entre grados impulsa la decisi\u00f3n de selecci\u00f3n. D3 y D7 absorben 6 ft lb (8 J) en este ensayo, mientras que&nbsp;S7 absorbe 240 ft lb (325 J), una diferencia de cuarenta veces entre dos aceros&nbsp;vendidos como acero para herramientas. Los grados resistentes al choque y para trabajo en caliente se sit\u00faan entre ellos. Los aceros r\u00e1pidos se sit\u00faan en la parte inferior porque su contenido de carbono y carburos deja menos margen para que el acero ceda antes de agrietarse.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La energ\u00eda de impacto es una propiedad entre varias y no es una clasificaci\u00f3n de grados. Una herramienta que falla por astillamiento o partici\u00f3n es el caso para subir en estas tablas, hacia los grados resistentes al choque. Una herramienta que falla por desgaste abrasivo es el caso para moverse en la otra direcci\u00f3n, hacia los grados de alto carbono y alto contenido de carburos, y la decisi\u00f3n de revenido sigue esa elecci\u00f3n. Las p\u00e1ginas enlazadas al final de esta p\u00e1gina exponen el lado del desgaste de la misma decisi\u00f3n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Las cifras de impacto publicadas para un mismo grado no son intercambiables, porque la probeta controla el n\u00famero. Una barra con entalla en C absorbe m\u00e1s energ\u00eda que una barra con entalla en V, y una barra sin entalla a\u00fan m\u00e1s. Para A2 a 400 \u00b0F, las hojas de datos de los fabricantes de acero dan 31 a 40 ft lb con entalla en C y aproximadamente 80 ft lb en una barra sin entalla, frente a los 17 ft lb de la tabla siguiente. Cada cifra de esta p\u00e1gina proviene de la \u00fanica serie de ensayos con entalla en V indicada bajo las tablas, por lo que solo debe compararse con otras cifras con entalla en V le\u00eddas a la misma dureza y revenido.<\/p>\n\n\n\n<h2 id=\"h-cold-work-and-general-purpose-tool-steels\" class=\"wp-block-heading\">Aceros para herramientas de trabajo en fr\u00edo y de uso general<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/aobosteel.com\/es\/cold-work-tool-steels\/\">Los grados de temple al agua, temple en aceite y temple al aire<\/a> usados para punzones, troqueles, herramientas de conformado y trabajo general de taller. Se leen a la temperatura de revenido baja, donde cada grado tiene su dureza de trabajo.<\/p>\n\n\n\n<h3 id=\"h-impact-energy-at-the-optimum-tempering-temperature\" class=\"wp-block-heading\">Energ\u00eda de impacto a la temperatura de revenido \u00f3ptima<\/h3>\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\">Grado<\/th><th class=\"has-text-align-left\" data-align=\"left\">Tipo<\/th><th class=\"has-text-align-left\" data-align=\"left\">Revenido \u00f3ptimo, \u00b0F<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u00b0C<\/th><th class=\"has-text-align-left\" data-align=\"left\">Dureza a ese revenido, HRC<\/th><th class=\"has-text-align-left\" data-align=\"left\">Impacto Charpy, ft lb<\/th><th class=\"has-text-align-left\" data-align=\"left\">J<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">W1<\/td><td class=\"has-text-align-left\" data-align=\"left\">Temple al agua<\/td><td class=\"has-text-align-left\" data-align=\"left\">300<\/td><td class=\"has-text-align-left\" data-align=\"left\">150<\/td><td class=\"has-text-align-left\" data-align=\"left\">64<\/td><td class=\"has-text-align-left\" data-align=\"left\">80<\/td><td class=\"has-text-align-left\" data-align=\"left\">108<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">W2<\/td><td class=\"has-text-align-left\" data-align=\"left\">Temple al agua<\/td><td class=\"has-text-align-left\" data-align=\"left\">300<\/td><td class=\"has-text-align-left\" data-align=\"left\">150<\/td><td class=\"has-text-align-left\" data-align=\"left\">64<\/td><td class=\"has-text-align-left\" data-align=\"left\">77<\/td><td class=\"has-text-align-left\" data-align=\"left\">104<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/es\/o1-tool-steel\/\">O1<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">Temple en aceite<\/td><td class=\"has-text-align-left\" data-align=\"left\">300<\/td><td class=\"has-text-align-left\" data-align=\"left\">150<\/td><td class=\"has-text-align-left\" data-align=\"left\">63<\/td><td class=\"has-text-align-left\" data-align=\"left\">33<\/td><td class=\"has-text-align-left\" data-align=\"left\">45<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/es\/o6-tool-steel-heat-treatment\/\">O6<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">Temple en aceite, graf\u00edtico<\/td><td class=\"has-text-align-left\" data-align=\"left\">300<\/td><td class=\"has-text-align-left\" data-align=\"left\">150<\/td><td class=\"has-text-align-left\" data-align=\"left\">63<\/td><td class=\"has-text-align-left\" data-align=\"left\">33<\/td><td class=\"has-text-align-left\" data-align=\"left\">45<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/es\/l6-tool-steel\/\">L6<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">Temple en aceite, n\u00edquel<\/td><td class=\"has-text-align-left\" data-align=\"left\">300<\/td><td class=\"has-text-align-left\" data-align=\"left\">150<\/td><td class=\"has-text-align-left\" data-align=\"left\">60\/61<\/td><td class=\"has-text-align-left\" data-align=\"left\">72<\/td><td class=\"has-text-align-left\" data-align=\"left\">98<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/es\/a2-tool-steel\/\">A2<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">Temple al aire, 5% cromo<\/td><td class=\"has-text-align-left\" data-align=\"left\">400<\/td><td class=\"has-text-align-left\" data-align=\"left\">205<\/td><td class=\"has-text-align-left\" data-align=\"left\">60<\/td><td class=\"has-text-align-left\" data-align=\"left\">17<\/td><td class=\"has-text-align-left\" data-align=\"left\">23<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">A6<\/td><td class=\"has-text-align-left\" data-align=\"left\">Temple al aire, 1% cromo<\/td><td class=\"has-text-align-left\" data-align=\"left\">400<\/td><td class=\"has-text-align-left\" data-align=\"left\">205<\/td><td class=\"has-text-align-left\" data-align=\"left\">59<\/td><td class=\"has-text-align-left\" data-align=\"left\">28<\/td><td class=\"has-text-align-left\" data-align=\"left\">38<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/es\/d2-tool-steel\/\">D2<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">Temple al aire, 12% cromo<\/td><td class=\"has-text-align-left\" data-align=\"left\">960<\/td><td class=\"has-text-align-left\" data-align=\"left\">515<\/td><td class=\"has-text-align-left\" data-align=\"left\">58\/60<\/td><td class=\"has-text-align-left\" data-align=\"left\">8<\/td><td class=\"has-text-align-left\" data-align=\"left\">11<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/es\/d3-tool-steel\/\">D3<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">Alto carbono, alto cromo<\/td><td class=\"has-text-align-left\" data-align=\"left\">400<\/td><td class=\"has-text-align-left\" data-align=\"left\">205<\/td><td class=\"has-text-align-left\" data-align=\"left\">62<\/td><td class=\"has-text-align-left\" data-align=\"left\">6<\/td><td class=\"has-text-align-left\" data-align=\"left\">8<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">D7<\/td><td class=\"has-text-align-left\" data-align=\"left\">Alto carbono, 4% vanadio<\/td><td class=\"has-text-align-left\" data-align=\"left\">400<\/td><td class=\"has-text-align-left\" data-align=\"left\">205<\/td><td class=\"has-text-align-left\" data-align=\"left\">62<\/td><td class=\"has-text-align-left\" data-align=\"left\">6<\/td><td class=\"has-text-align-left\" data-align=\"left\">8<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">4140 \/ 4150<\/td><td class=\"has-text-align-left\" data-align=\"left\">Media aleaci\u00f3n, grados de referencia<\/td><td class=\"has-text-align-left\" data-align=\"left\">300<\/td><td class=\"has-text-align-left\" data-align=\"left\">150<\/td><td class=\"has-text-align-left\" data-align=\"left\">53\/54<\/td><td class=\"has-text-align-left\" data-align=\"left\">65<\/td><td class=\"has-text-align-left\" data-align=\"left\">88<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Fuente, cap\u00edtulo de selecci\u00f3n de aceros para herramientas, p\u00e1ginas impresas 142 a 149. W1 y W2 comparten una tabla en la fuente, al igual que 4140 y 4150, que se muestran all\u00ed como punto de referencia frente a los grados de temple al agua cementados.<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>4140 y 4150 no son aceros para herramientas. La fuente los incluye en el mismo gr\u00e1fico para comparar aceros para herramientas cementados y templados en agua con un acero de aleaci\u00f3n media.<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Donde aparecen dos valores de dureza, en D2, L6 y las filas de 4140 y 4150, la fuente imprime un intervalo en lugar de una cifra \u00fanica.<\/em><\/p>\n\n\n\n<h2 id=\"h-shock-resisting-tool-steels\" class=\"wp-block-heading\">Aceros para herramientas resistentes al choque<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">S7, S1 y <a href=\"https:\/\/aobosteel.com\/es\/s5-tool-steel-heat-treatment\/\">S5<\/a> son los grados para cinceles, punzones, herramientas neum\u00e1ticas y cualquier otro trabajo donde un golpe forma parte de cada ciclo. S7 es el grado de temple al aire aqu\u00ed, y mantiene la cifra m\u00e1s alta de esta p\u00e1gina.<\/p>\n\n\n\n<h3 id=\"h-impact-energy-at-the-optimum-tempering-temperature-0\" class=\"wp-block-heading\">Energ\u00eda de impacto a la temperatura de revenido \u00f3ptima<\/h3>\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\">Grado<\/th><th class=\"has-text-align-left\" data-align=\"left\">Tipo<\/th><th class=\"has-text-align-left\" data-align=\"left\">Revenido \u00f3ptimo, \u00b0F<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u00b0C<\/th><th class=\"has-text-align-left\" data-align=\"left\">Dureza a ese revenido, HRC<\/th><th class=\"has-text-align-left\" data-align=\"left\">Impacto Charpy, ft lb<\/th><th class=\"has-text-align-left\" data-align=\"left\">J<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">S7<\/td><td class=\"has-text-align-left\" data-align=\"left\">Resistente al choque, temple al aire<\/td><td class=\"has-text-align-left\" data-align=\"left\">450<\/td><td class=\"has-text-align-left\" data-align=\"left\">230<\/td><td class=\"has-text-align-left\" data-align=\"left\">58<\/td><td class=\"has-text-align-left\" data-align=\"left\">240<\/td><td class=\"has-text-align-left\" data-align=\"left\">325<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/es\/s1-tool-steel\/\">S1<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">Resistente al choque, temple en aceite<\/td><td class=\"has-text-align-left\" data-align=\"left\">400<\/td><td class=\"has-text-align-left\" data-align=\"left\">205<\/td><td class=\"has-text-align-left\" data-align=\"left\">56<\/td><td class=\"has-text-align-left\" data-align=\"left\">185<\/td><td class=\"has-text-align-left\" data-align=\"left\">250<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">S5<\/td><td class=\"has-text-align-left\" data-align=\"left\">Resistente al choque, temple en aceite<\/td><td class=\"has-text-align-left\" data-align=\"left\">400<\/td><td class=\"has-text-align-left\" data-align=\"left\">205<\/td><td class=\"has-text-align-left\" data-align=\"left\">60<\/td><td class=\"has-text-align-left\" data-align=\"left\">170<\/td><td class=\"has-text-align-left\" data-align=\"left\">230<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Fuente, cap\u00edtulo de selecci\u00f3n de aceros para herramientas, p\u00e1ginas impresas 150 a 153.<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>La cifra de 240 ft lb (325 J) para S7 es el nivel m\u00e1ximo que el equipo de ensayo pudo registrar. La fuente indica que los c\u00e1lculos sit\u00faan el valor m\u00e1s cerca de 280 ft lb (380 J).<\/em><\/p>\n\n\n\n<h2 id=\"h-hot-work-tool-steels\" class=\"wp-block-heading\">Aceros para trabajo en caliente<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/aobosteel.com\/es\/hot-work-tool-steels\/\">Los grados de trabajo en caliente al cromo y al tungsteno<\/a> se leen a un revenido \u00f3ptimo m\u00e1s alto, entre 1000 y 1100\u00b0F (540 y 595\u00b0C), porque trabajan en caliente y sus propiedades se estabilizan all\u00ed.<\/p>\n\n\n\n<h3 id=\"h-impact-energy-at-the-optimum-tempering-temperature-1\" class=\"wp-block-heading\">Energ\u00eda de impacto a la temperatura de revenido \u00f3ptima<\/h3>\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\">Grado<\/th><th class=\"has-text-align-left\" data-align=\"left\">Tipo<\/th><th class=\"has-text-align-left\" data-align=\"left\">Revenido \u00f3ptimo, \u00b0F<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u00b0C<\/th><th class=\"has-text-align-left\" data-align=\"left\">Dureza a ese revenido, HRC<\/th><th class=\"has-text-align-left\" data-align=\"left\">Impacto Charpy, ft lb<\/th><th class=\"has-text-align-left\" data-align=\"left\">J<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/es\/h13-tool-steel\/\">H13<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">Trabajo en caliente al cromo<\/td><td class=\"has-text-align-left\" data-align=\"left\">1000<\/td><td class=\"has-text-align-left\" data-align=\"left\">540<\/td><td class=\"has-text-align-left\" data-align=\"left\">54<\/td><td class=\"has-text-align-left\" data-align=\"left\">68<\/td><td class=\"has-text-align-left\" data-align=\"left\">92<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/es\/h11-tool-steel\/\">H11<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">Trabajo en caliente al cromo<\/td><td class=\"has-text-align-left\" data-align=\"left\">1000<\/td><td class=\"has-text-align-left\" data-align=\"left\">540<\/td><td class=\"has-text-align-left\" data-align=\"left\">57<\/td><td class=\"has-text-align-left\" data-align=\"left\">85<\/td><td class=\"has-text-align-left\" data-align=\"left\">115<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">H12<\/td><td class=\"has-text-align-left\" data-align=\"left\">Trabajo en caliente al cromo-tungsteno<\/td><td class=\"has-text-align-left\" data-align=\"left\">1000<\/td><td class=\"has-text-align-left\" data-align=\"left\">540<\/td><td class=\"has-text-align-left\" data-align=\"left\">54<\/td><td class=\"has-text-align-left\" data-align=\"left\">96<\/td><td class=\"has-text-align-left\" data-align=\"left\">130<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">A8<\/td><td class=\"has-text-align-left\" data-align=\"left\">Temple al aire, tungsteno<\/td><td class=\"has-text-align-left\" data-align=\"left\">1000<\/td><td class=\"has-text-align-left\" data-align=\"left\">540<\/td><td class=\"has-text-align-left\" data-align=\"left\">57<\/td><td class=\"has-text-align-left\" data-align=\"left\">42<\/td><td class=\"has-text-align-left\" data-align=\"left\">57<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">H19<\/td><td class=\"has-text-align-left\" data-align=\"left\">Trabajo en caliente al cromo-tungsteno-cobalto<\/td><td class=\"has-text-align-left\" data-align=\"left\">1100<\/td><td class=\"has-text-align-left\" data-align=\"left\">595<\/td><td class=\"has-text-align-left\" data-align=\"left\">52<\/td><td class=\"has-text-align-left\" data-align=\"left\">43<\/td><td class=\"has-text-align-left\" data-align=\"left\">58<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/es\/h21-tool-steel\/\">H21<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">Trabajo en caliente al tungsteno<\/td><td class=\"has-text-align-left\" data-align=\"left\">1000<\/td><td class=\"has-text-align-left\" data-align=\"left\">540<\/td><td class=\"has-text-align-left\" data-align=\"left\">53<\/td><td class=\"has-text-align-left\" data-align=\"left\">34<\/td><td class=\"has-text-align-left\" data-align=\"left\">46<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Fuente, cap\u00edtulo de selecci\u00f3n de aceros para herramientas, p\u00e1ginas impresas 154 a 157. La fuente lista A8 con el grupo de trabajo en caliente, y tambi\u00e9n se suministra como acero para moldes.<\/em><\/p>\n\n\n\n<h2 id=\"h-high-speed-steels\" class=\"wp-block-heading\">Aceros r\u00e1pidos<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/aobosteel.com\/es\/high-speed-steels\/\">Los grados r\u00e1pidos al molibdeno y al tungsteno<\/a> contienen la mayor cantidad de carbono y de carburos de cualquier acero para herramientas de esta lista, y absorben la menor energ\u00eda en este ensayo. T15 da 3 a 4 ft lb (4 a 5 J). Su lugar en una herramienta de corte se basa en la dureza en caliente y la resistencia al desgaste m\u00e1s que en la energ\u00eda de impacto.<\/p>\n\n\n\n<h3 id=\"h-impact-energy-at-the-optimum-tempering-temperature-2\" class=\"wp-block-heading\">Energ\u00eda de impacto a la temperatura de revenido \u00f3ptima<\/h3>\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\">Grado<\/th><th class=\"has-text-align-left\" data-align=\"left\">Tipo<\/th><th class=\"has-text-align-left\" data-align=\"left\">Revenido \u00f3ptimo, \u00b0F<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u00b0C<\/th><th class=\"has-text-align-left\" data-align=\"left\">Dureza a ese revenido, HRC<\/th><th class=\"has-text-align-left\" data-align=\"left\">Impacto Charpy, ft lb<\/th><th class=\"has-text-align-left\" data-align=\"left\">J<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">M1<\/td><td class=\"has-text-align-left\" data-align=\"left\">Acero r\u00e1pido al molibdeno<\/td><td class=\"has-text-align-left\" data-align=\"left\">1000<\/td><td class=\"has-text-align-left\" data-align=\"left\">540<\/td><td class=\"has-text-align-left\" data-align=\"left\">65<\/td><td class=\"has-text-align-left\" data-align=\"left\">12<\/td><td class=\"has-text-align-left\" data-align=\"left\">16<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/es\/m2-tool-steel\/\">M2<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">Acero r\u00e1pido al molibdeno<\/td><td class=\"has-text-align-left\" data-align=\"left\">1000<\/td><td class=\"has-text-align-left\" data-align=\"left\">540<\/td><td class=\"has-text-align-left\" data-align=\"left\">66<\/td><td class=\"has-text-align-left\" data-align=\"left\">10<\/td><td class=\"has-text-align-left\" data-align=\"left\">13.5<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">M3, clase 1<\/td><td class=\"has-text-align-left\" data-align=\"left\">Acero r\u00e1pido al molibdeno<\/td><td class=\"has-text-align-left\" data-align=\"left\">1000<\/td><td class=\"has-text-align-left\" data-align=\"left\">540<\/td><td class=\"has-text-align-left\" data-align=\"left\">67<\/td><td class=\"has-text-align-left\" data-align=\"left\">7<\/td><td class=\"has-text-align-left\" data-align=\"left\">9<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">M4<\/td><td class=\"has-text-align-left\" data-align=\"left\">Acero r\u00e1pido al molibdeno, vanadio<\/td><td class=\"has-text-align-left\" data-align=\"left\">1000<\/td><td class=\"has-text-align-left\" data-align=\"left\">540<\/td><td class=\"has-text-align-left\" data-align=\"left\">66<\/td><td class=\"has-text-align-left\" data-align=\"left\">7<\/td><td class=\"has-text-align-left\" data-align=\"left\">9<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">M7<\/td><td class=\"has-text-align-left\" data-align=\"left\">Acero r\u00e1pido al molibdeno<\/td><td class=\"has-text-align-left\" data-align=\"left\">1000<\/td><td class=\"has-text-align-left\" data-align=\"left\">540<\/td><td class=\"has-text-align-left\" data-align=\"left\">67<\/td><td class=\"has-text-align-left\" data-align=\"left\">11<\/td><td class=\"has-text-align-left\" data-align=\"left\">15<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><a href=\"https:\/\/aobosteel.com\/es\/m42-tool-steel\/\">M42<\/a><\/td><td class=\"has-text-align-left\" data-align=\"left\">Acero r\u00e1pido al cobalto<\/td><td class=\"has-text-align-left\" data-align=\"left\">950<\/td><td class=\"has-text-align-left\" data-align=\"left\">510<\/td><td class=\"has-text-align-left\" data-align=\"left\">68<\/td><td class=\"has-text-align-left\" data-align=\"left\">10<\/td><td class=\"has-text-align-left\" data-align=\"left\">13.5<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">T1<\/td><td class=\"has-text-align-left\" data-align=\"left\">Acero r\u00e1pido al tungsteno<\/td><td class=\"has-text-align-left\" data-align=\"left\">1000<\/td><td class=\"has-text-align-left\" data-align=\"left\">540<\/td><td class=\"has-text-align-left\" data-align=\"left\">64<\/td><td class=\"has-text-align-left\" data-align=\"left\">9<\/td><td class=\"has-text-align-left\" data-align=\"left\">12<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">T5<\/td><td class=\"has-text-align-left\" data-align=\"left\">Acero r\u00e1pido al tungsteno<\/td><td class=\"has-text-align-left\" data-align=\"left\">1000<\/td><td class=\"has-text-align-left\" data-align=\"left\">540<\/td><td class=\"has-text-align-left\" data-align=\"left\">64<\/td><td class=\"has-text-align-left\" data-align=\"left\">5<\/td><td class=\"has-text-align-left\" data-align=\"left\">7<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">T15<\/td><td class=\"has-text-align-left\" data-align=\"left\">Acero r\u00e1pido al tungsteno, alto vanadio<\/td><td class=\"has-text-align-left\" data-align=\"left\">1000<\/td><td class=\"has-text-align-left\" data-align=\"left\">540<\/td><td class=\"has-text-align-left\" data-align=\"left\">67<\/td><td class=\"has-text-align-left\" data-align=\"left\">3\u20134<\/td><td class=\"has-text-align-left\" data-align=\"left\">4\u20135<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Fuente, cap\u00edtulo de selecci\u00f3n de aceros para herramientas, p\u00e1ginas impresas 158 a 162.<\/em><\/p>\n\n\n\n<h2 id=\"h-what-the-figures-do-not-cover\" class=\"wp-block-heading\">Lo que las cifras no cubren<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Las cifras provienen de una serie de ensayos reportada en la fuente, medida a temperatura ambiente. Comparan grados entre s\u00ed bajo esas condiciones, y no predicen una vida \u00fatil. La geometr\u00eda de la entalla, el tama\u00f1o de la probeta, la orientaci\u00f3n de la probeta respecto a la barra y la temperatura del ensayo afectan un resultado Charpy, por lo que este n\u00famero no se incluye en un certificado de material y no debe escribirse en una especificaci\u00f3n de compra sin acordar primero las condiciones del ensayo.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La dureza en cada fila es la dureza que el grado presenta en el revenido \u00f3ptimo, tomada de la misma tabla de la fuente. Cuando se desea un rango de trabajo en lugar de una sola cifra, la tabla de revenido enlazada abajo da la ventana en la que cada grado se pone normalmente en servicio.<\/p>\n\n\n\n<div class=\"wp-block-group has-background is-layout-constrained wp-container-core-group-is-layout-3e4fb3d2 wp-block-group-is-layout-constrained\" style=\"border-radius:8px;background-color:#f4f8ff;margin-bottom:24px;padding-top:20px;padding-right:24px;padding-bottom:20px;padding-left:24px\">\n<p class=\"wp-block-paragraph\"><strong>Gr\u00e1fico de resistencia al impacto del acero para herramientas, PDF imprimible<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Las cuatro tablas de energ\u00eda de impacto de esta p\u00e1gina en un solo PDF, con la temperatura de revenido \u00f3ptima, la dureza a ese revenido y nuestros datos de contacto.<\/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\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/09\/Aobo-Steel-Tool-Steel-Impact-Toughness-Chart.pdf\">Descargar PDF, 439 KB<\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n<h2 id=\"h-related-reference-data\" class=\"wp-block-heading\">Datos de referencia relacionados<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Tool steel is supplied in the annealed condition. The wear and toughness ratings for the same grades are on the <a href=\"https:\/\/aobosteel.com\/es\/tool-steel-properties-chart\/\">tabla de propiedades del acero para herramientas<\/a>, y los grados elegidos cuando el modo de falla es astillado o agrietamiento est\u00e1n en las <a href=\"https:\/\/aobosteel.com\/es\/tool-steels-for-chipping-resistance\/\">aceros para herramientas resistentes al astillado<\/a> y <a href=\"https:\/\/aobosteel.com\/es\/abrasive-wear-resistant-tool-steels\/\">Aceros para herramientas resistentes al desgaste abrasivo<\/a> p\u00e1ginas. El desgaste por impacto y el da\u00f1o subsuperficial que deja se miden en la <a href=\"https:\/\/aobosteel.com\/es\/impact-wear-and-spalling\/\">desgaste por impacto y descascarillado<\/a> p\u00e1gina. La ventana de revenido para cada grado est\u00e1 en la <a href=\"https:\/\/aobosteel.com\/es\/tool-steel-tempering-chart\/\">Tabla de revenido del acero para herramientas<\/a>, el programa completo en la <a href=\"https:\/\/aobosteel.com\/es\/tool-steel-hardening-tempering-chart\/\">tabla de temple y revenido del acero para herramientas<\/a>, y la dureza en caliente en la <a href=\"https:\/\/aobosteel.com\/es\/tool-steel-hot-hardness-chart\/\">tabla de dureza en caliente del acero para herramientas<\/a>. El grado que se especifica con m\u00e1s frecuencia para servicio de impacto en nuestro stock est\u00e1 en la <a href=\"https:\/\/aobosteel.com\/es\/s7-tool-steel\/\">Acero para herramientas S7<\/a> p\u00e1gina, y el extremo del rango para chapa met\u00e1lica en la <a href=\"https:\/\/aobosteel.com\/es\/tool-steel-for-shear-blades-slitter-knives-industrial-knives\/\">acero para herramientas para cuchillas de cizalla y cuchillas de corte longitudinal<\/a> p\u00e1gina. La relaci\u00f3n entre tama\u00f1o de grano y tenacidad para un grado se expone en la <a href=\"https:\/\/aobosteel.com\/es\/astm-grain-size-chart-tool-steel\/\">Tabla de tama\u00f1o de grano ASTM para acero para herramientas<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Datos de referencia recopilados del cap\u00edtulo de selecci\u00f3n de aceros para herramientas de Heat Treatment, Selection, and Application of Tool Steels (William E. Bryson, 2.\u00aa edici\u00f3n, Hanser), p\u00e1ginas impresas 139 a 163. Las energ\u00edas de impacto de la serie de ensayos Charpy con entalla en V de la fuente, le\u00eddas a la temperatura de revenido \u00f3ptima, est\u00e1n marcadas para cada grado.<\/p>\n\n\n\n\n<style data-noptimize=\"1\">\n.aobo-d2bar{position:fixed;left:0;right:0;bottom:0;z-index:9990;box-sizing:border-box;\n  background:#d94e12;border-top:1px solid #b8420f;box-shadow:0 -6px 20px rgba(120,44,8,.28);\n  font-family:Lato,Arial,sans-serif;line-height:1.3;opacity:0;transform:translateY(110%);pointer-events:none;\n  transition:transform .3s cubic-bezier(.22,.61,.36,1),opacity .3s ease}\n.aobo-d2bar.is-on{opacity:1;transform:translateY(0);pointer-events:auto;cursor:default}\n.aobo-d2bar__in{max-width:1140px;margin:0 auto;display:flex;align-items:center;justify-content:center;gap:14px;\n  padding:9px 44px;position:relative}\n.aobo-d2bar__line{font-size:14.5px;line-height:1.3;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}\n.aobo-d2bar__line 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13px}\n  .aobo-d2bar__btn .full{display:none}\n  .aobo-d2bar__btn .short{display:inline}\n  .aobo-d2bar__close{right:2px;width:24px;height:24px;font-size:17px}\n  }\n@media (prefers-reduced-motion:reduce){.aobo-d2bar,.aobo-d2bar__btn{transition:none}}\n@media print{.aobo-d2bar{display:none !important}}\n<\/style>\n<div class=\"aobo-d2bar\" id=\"aobo-d2bar\" role=\"complementary\" aria-label=\"D2 \/ H13 \/ S7 tool steel for sale\">\n  <div class=\"aobo-d2bar__in\">\n    <div class=\"aobo-d2bar__line\"><strong>D2 \/ H13 \/ S7 en venta<\/strong><\/div>\n    <a class=\"aobo-d2bar__btn popmake-16052\" href=\"#\" role=\"button\"><span class=\"full\">Solicite una cotizaci\u00f3n ahora<\/span><span class=\"short\">Cotizaci\u00f3n<\/span><\/a>\n  <\/div>\n  <button type=\"button\" class=\"aobo-d2bar__close\" aria-label=\"cerrar\">&times;<\/button>\n<\/div>\n<script>\n(function(){\n  var KEY = \"aoboD2barClosed:\" + (location.pathname || \"\/\");\n  var bar = 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