{"id":1691,"date":"2023-06-23T14:11:10","date_gmt":"2023-06-23T14:11:10","guid":{"rendered":"https:\/\/waldunsteel.com\/?post_type=portfolio&#038;p=1691"},"modified":"2023-11-13T02:49:04","modified_gmt":"2023-11-13T02:49:04","slug":"25crmo4-1-7218-acero","status":"publish","type":"portfolio","link":"https:\/\/waldunsteel.com\/es\/products\/25crmo4-1-7218-steel\/","title":{"rendered":"25CrMo4 \/ 1.7218 Acero"},"content":{"rendered":"<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_two_third-53b0b300fb3685750664fb085c5ad19d\">\n.flex_column.av-av_two_third-53b0b300fb3685750664fb085c5ad19d{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-av_two_third-53b0b300fb3685750664fb085c5ad19d av_two_third  avia-builder-el-0  el_before_av_one_third  avia-builder-el-first  first flex_column_div av-zero-column-padding'     ><section  class='av_textblock_section av-kq9jwdg4-52735d24f5db883d684c5f9529097da7'  ><div class='avia_textblock' ><h1 style=\"text-align: center;\">25CrMo4 \/ 1.7218 Acero<\/h1>\n<p><img decoding=\"async\" class=\"lazyloaded aligncenter wp-image-813 size-portfolio\" src=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/03\/AISI-4130-Round-bar-495x400.jpg\" alt=\"AISI-4130-Barra-redonda\" width=\"495\" height=\"400\" data-ll-status=\"loaded\" \/><\/p>\n<p><strong><b>WALDUN es uno de los mejores aceros 25CrMo4 \/ 1.7218<\/b><\/strong><strong><b>\u00a0Fabricante<\/b><\/strong><strong><b>s<\/b><\/strong><strong><b>\u00a0y exportador<\/b><\/strong><strong><b>s en China. WALDUN es\u00a0<\/b><\/strong><strong><b>supl<\/b><\/strong><strong><b>ying<\/b><\/strong><strong><b>\u00a0con redondo, cuadrado, plano, bloque y eje, etc.<\/b><\/strong><\/p>\n<p>El acero 25CrMo4 \/ 1.7218 se define como un acero de baja aleaci\u00f3n que contiene 1%Cr y 0.2%Mo como elementos de aleaci\u00f3n de refuerzo. Ofrece buena resistencia, tenacidad, resistencia a la corrosi\u00f3n y maquinabilidad. En comparaci\u00f3n con el acero AISI 4140, tiene menos carbono, 0.28-0.33% \uff0c por lo que se puede soldar f\u00e1cilmente. El acero 25CrMo4 \/ 1.7218 se suministra com\u00fanmente en estado templado y revenido con un rango de dureza 207-235HB.<\/p>\n<h2><span id=\"4130_Steel_Supply_Form_Size_Tolerance\"><strong><b>25CrMo4 \/ 1.7218 Acero <\/b><\/strong><strong><b>FORMA DE SUMINISTRO Y TAMA\u00d1O Y TOLERANCIA<\/b><\/strong><\/span><\/h2>\n<table>\n<tbody>\n<tr>\n<td>Formulario de suministro<\/td>\n<td>Tama\u00f1o (mm)<\/td>\n<td>Proceso<\/td>\n<td colspan=\"2\">Tolerancia<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"5\">Redondo<\/td>\n<td>\u03a66-\u03a6100<\/td>\n<td>Estirado en fr\u00edo<\/td>\n<td>Brillante \/ Negro<\/td>\n<td>Mejor H11<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">\u03a616-\u03a6350<\/td>\n<td rowspan=\"2\">Laminado en caliente<\/td>\n<td>Negro<\/td>\n<td>-0 \/ + 1 mm<\/td>\n<\/tr>\n<tr>\n<td>Pelado \/ molido<\/td>\n<td>Mejor H11<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">\u03a690-\u03a61000<\/td>\n<td rowspan=\"2\">Forjado en caliente<\/td>\n<td>Negro<\/td>\n<td>-0 \/ + 5 mm<\/td>\n<\/tr>\n<tr>\n<td>\u00c1spero convertido<\/td>\n<td>-0 \/ + 3 mm<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">Plano \/ Cuadrado \/ Bloque<\/td>\n<td>Espesor: 120-800<\/td>\n<td rowspan=\"2\">Forjado en caliente<\/td>\n<td>Negro<\/td>\n<td>-0 \/ + 8 mm<\/td>\n<\/tr>\n<tr>\n<td>Ancho: 120-1500<\/td>\n<td>Mecanizado en bruto<\/td>\n<td>-0 \/ + 3 mm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Observaci\u00f3n: la tolerancia se puede personalizar seg\u00fan las solicitudes<\/p>\n<h2>Composici\u00f3n qu\u00edmica seg\u00fan EN 10083-3<\/h2>\n<table width=\"1074\">\n<tbody>\n<tr>\n<td width=\"138\">CALIFICACI\u00d3N<\/td>\n<td width=\"116\">N\u00daMERO<\/td>\n<td width=\"116\">C<\/td>\n<td width=\"116\">Si<\/td>\n<td width=\"116\">Minnesota<\/td>\n<td width=\"116\">PAG<\/td>\n<td width=\"116\">S<\/td>\n<td width=\"116\">Cr<\/td>\n<td width=\"116\">Mes<\/td>\n<\/tr>\n<tr>\n<td>25CrMo4<\/td>\n<td>1.7218<\/td>\n<td>0,22-0,29<\/td>\n<td>\u2264 0,40<\/td>\n<td>0,60-0,90<\/td>\n<td>\u2264 0.025<\/td>\n<td>\u2264 0.035<\/td>\n<td>0,90-1,20<\/td>\n<td>0,15-0,30<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><span id=\"4130_Steel_Physical_Property\"><strong><b>25CrMo4 \/ 1.7218 Acero PROPIEDAD F\u00cdSICA<\/b><\/strong><\/span><\/h2>\n<table>\n<tbody>\n<tr>\n<td>Densidad g \/ cm3<\/td>\n<td>7.85<\/td>\n<\/tr>\n<tr>\n<td>Punto de fusi\u00f3n \u00b0 C<\/td>\n<td>1432<\/td>\n<\/tr>\n<tr>\n<td>el coeficiente de Poisson<\/td>\n<td>0,27-0,30<\/td>\n<\/tr>\n<tr>\n<td>Maquinabilidad (AISI 1212 como maquinabilidad 100%)<\/td>\n<td>70%<\/td>\n<\/tr>\n<tr>\n<td>Gravedad espec\u00edfica<\/td>\n<td>7.8<\/td>\n<\/tr>\n<tr>\n<td>Conductividad t\u00e9rmica W \/ (mK)<\/td>\n<td>46<\/td>\n<\/tr>\n<tr>\n<td>M\u00f3dulo de tensi\u00f3n de elasticidad<\/td>\n<td>29<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><span id=\"4130_Steel_Mechanical_Property\"><strong><b>25CrMo4 \/ 1.7218 Acero <\/b><\/strong><strong><b>PROPIEDAD MECANICA<\/b><\/strong><\/span><\/h2>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>Resistencia a la tracci\u00f3n Mpa<\/td>\n<td>Fuerza de producci\u00f3n Mpa<\/td>\n<td>Alargamiento %<\/td>\n<td>Dureza HBW<\/td>\n<td>Impacto Charpy-V, -18\u00baC, J<\/td>\n<\/tr>\n<tr>\n<td>60K<\/td>\n<td>\u00a0\u2265 586<\/td>\n<td>\u00a0\u2265 414<\/td>\n<td>\u00a0\u2265 18<\/td>\n<td>174-237<\/td>\n<td>\u00a0\u2265 42<\/td>\n<\/tr>\n<tr>\n<td>75K<\/td>\n<td>\u00a0\u2265 655<\/td>\n<td>\u00a0\u2265 517<\/td>\n<td>\u00a0\u2265 17<\/td>\n<td>197-235<\/td>\n<td>\u00a0\u2265 42<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><span id=\"4130_Steel_Forging\"><strong><b>25CrMo4 \/ 1.7218 Acero <\/b><\/strong><strong><b>FORJAR<\/b><\/strong><\/span><\/h2>\n<p>Temperatura de forjado de 25CrMo4 \/ 1.7218 El acero debe realizarse entre 950 \u2103 -1200 \u2103. Cuanto m\u00e1s baja sea la temperatura de finalizaci\u00f3n de la forja, m\u00e1s fino ser\u00e1 el tama\u00f1o de grano. Mantenga el tiempo adecuado para que el acero se caliente de manera uniforme antes de la forja, pero no forje por debajo de 950 \u2103 .25CrMo4 \/ 1.7218 El acero debe enfriarse lo m\u00e1s lentamente posible despu\u00e9s de forjado.<\/p>\n<h2><span id=\"4130_Steel_Normalizing\"><strong><b>25CrMo4 \/ 1.7218 Acero <\/b><\/strong><strong><b>Normalizar<\/b><\/strong><\/span><\/h2>\n<p>La normalizaci\u00f3n se usa para refinar la estructura de las piezas forjadas que podr\u00edan haberse enfriado de manera no uniforme despu\u00e9s del forjado, y se considera un tratamiento de acondicionamiento antes del tratamiento t\u00e9rmico final. La temperatura de normalizaci\u00f3n para el acero 25CrMo4 \/ 1.7218 debe realizarse entre 880 \u2103 -900 \u2103. Mantenga el tiempo adecuado para que el acero se caliente uniformemente para completar la transformaci\u00f3n de ferrita a austenita. Enfriar en aire en calma.<\/p>\n<h2><span id=\"4130_Steel_Annealing\"><strong><b>25CrMo4 \/ 1.7218 Acero <\/b><\/strong><strong><b>RECOCIDO<\/b><\/strong><\/span><\/h2>\n<p>25CrMo4 \/ 1.7218 El acero se puede recocer para aliviar la tensi\u00f3n despu\u00e9s de la forja y obtener una buena estructura adecuada para el mecanizado, la temperatura de recocido debe realizarse entre 800 \u2103 -850 \u2103, mantenga el tiempo adecuado para que el acero se caliente uniformemente. Enfriar lentamente en el horno.<\/p>\n<h2><span id=\"4130_Steel_Hardening\"><strong><b>Acero 25CrMo4 \/ 1.7218 ENDURECIMIENTO<\/b><\/strong><\/span><\/h2>\n<p>Este tratamiento t\u00e9rmico obtendr\u00e1 una estructura de martensita despu\u00e9s del enfriamiento, aumentar\u00e1 la dureza y resistencia de la superficie. El acero 25CrMo4 \/ 1.7218 debe realizarse entre 870 \u2103 -890 \u2103, mantenga el tiempo adecuado para que el acero se caliente completamente, luego enfr\u00ede en aceite, o agua El templado debe seguirse inmediatamente despu\u00e9s del apagado.<\/p>\n<h2><span id=\"4130_Steel_Tempering\"><strong><b>25CrMo4 \/ 1.7218 TEMPLADO DE ACERO<\/b><\/strong><\/span><\/h2>\n<p>Templado<strong><b>\u00a0<\/b><\/strong>generalmente se lleva a cabo para aliviar las tensiones del proceso de endurecimiento y optimizar\u00e1 la dureza y las propiedades mec\u00e1nicas. La temperatura de templado real se elegir\u00e1 para cumplir con las propiedades requeridas. Calentar el acero 25CrMo4 \/ 1.7218 cuidadosamente a una temperatura adecuada, generalmente entre 400 \u2103 -570 \u2103, remojar a la temperatura durante 2 horas por cada 25 mm de secci\u00f3n dominante, luego enfriar al aire. . Cuanto menor sea la temperatura de revenido, mayor ser\u00e1 la resistencia. Sin embargo, no se recomienda un revenido entre 250-375 \u00b0 C, ya que el revenido dentro de este rango reducir\u00e1 seriamente el valor de impacto.<\/p>\n<\/div><\/section><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_one_third-7984035d50f0055e2d8c0f71fa3ebd04\">\n.flex_column.av-av_one_third-7984035d50f0055e2d8c0f71fa3ebd04{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-av_one_third-7984035d50f0055e2d8c0f71fa3ebd04 av_one_third  avia-builder-el-2  el_after_av_two_third  avia-builder-el-last  flex_column_div av-zero-column-padding'     ><p><section  class='av_textblock_section av-kq9jvov1-f81be8797c121501c19b14c6dce25159'  ><div class='avia_textblock' >\n<\/div><\/section><br \/>\n<div  class='avia-builder-widget-area clearfix  avia-builder-el-4  el_after_av_textblock  avia-builder-el-last'><section id=\"portfoliobox-2\" class=\"widget clearfix avia-widget-container newsbox\"><h3 class=\"widgettitle\">\u00faltimos productos<\/h3><ul class=\"news-wrap image_size_widget\"><li class=\"news-content post-format-standard\"><div class=\"news-link\"><a class='news-thumb' title=\"Leer: Acero 60CrMoV18-5\" href=\"https:\/\/waldunsteel.com\/es\/products\/60crmov18-5-steel\/\"><img decoding=\"async\" fetchpriority=\"high\" width=\"36\" height=\"36\" src=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-36x36.jpg\" class=\"wp-image-2212 avia-img-lazy-loading-not-2212 attachment-widget size-widget wp-post-image\" alt=\"1.2358\" srcset=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-36x36.jpg 36w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-300x300.jpg 300w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-80x80.jpg 80w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-12x12.jpg 12w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-180x180.jpg 180w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-705x705.jpg 705w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358.jpg 750w\" sizes=\"(max-width: 36px) 100vw, 36px\" \/><\/a><div class=\"news-headline\"><a class='news-title' title=\"Leer: Acero 60CrMoV18-5\" href=\"https:\/\/waldunsteel.com\/es\/products\/60crmov18-5-steel\/\">Acero 60CrMoV18-5<\/a><span class=\"news-time\">11 de enero de 2024 - 3:02 am<\/span><\/div><\/div><\/li><li class=\"news-content post-format-standard\"><div class=\"news-link\"><a class='news-thumb' title=\"Leer: 1.2358 Acero\" href=\"https:\/\/waldunsteel.com\/es\/products\/1-2358-steel\/\"><img decoding=\"async\" fetchpriority=\"high\" width=\"36\" height=\"36\" src=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-36x36.jpg\" class=\"wp-image-2212 avia-img-lazy-loading-not-2212 attachment-widget size-widget wp-post-image\" alt=\"1.2358\" srcset=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-36x36.jpg 36w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-300x300.jpg 300w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-80x80.jpg 80w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-12x12.jpg 12w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-180x180.jpg 180w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-705x705.jpg 705w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358.jpg 750w\" sizes=\"(max-width: 36px) 100vw, 36px\" \/><\/a><div class=\"news-headline\"><a class='news-title' title=\"Leer: 1.2358 Acero\" href=\"https:\/\/waldunsteel.com\/es\/products\/1-2358-steel\/\">1.2358 Acero<\/a><span class=\"news-time\">11 de enero de 2024 - 2:55 am<\/span><\/div><\/div><\/li><li class=\"news-content post-format-standard\"><div class=\"news-link\"><a class='news-thumb' title=\"Leer: 1045 Acero laminado en fr\u00edo\" href=\"https:\/\/waldunsteel.com\/es\/products\/1045-cold-rolled-steel\/\"><img decoding=\"async\" fetchpriority=\"high\" width=\"36\" height=\"36\" src=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/04\/SAE-1045-Carbon-Steel-Round-Bars-36x36.jpg\" class=\"wp-image-1365 avia-img-lazy-loading-not-1365 attachment-widget size-widget wp-post-image\" alt=\"barras redondas de acero al carbono sae 1045\" srcset=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/04\/SAE-1045-Carbon-Steel-Round-Bars-36x36.jpg 36w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/04\/SAE-1045-Carbon-Steel-Round-Bars-80x80.jpg 80w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/04\/SAE-1045-Carbon-Steel-Round-Bars-180x180.jpg 180w\" sizes=\"(max-width: 36px) 100vw, 36px\" \/><\/a><div class=\"news-headline\"><a class='news-title' title=\"Leer: 1045 Acero laminado en fr\u00edo\" href=\"https:\/\/waldunsteel.com\/es\/products\/1045-cold-rolled-steel\/\">1045 Acero Laminado en Fr\u00edo<\/a><span class=\"news-time\">1 de noviembre de 2023 - 11:32 a.m.<\/span><\/div><\/div><\/li><li class=\"news-content post-format-standard\"><div class=\"news-link\"><a class='news-thumb' title=\"Leer: Acero 46Cr2 \/ 1.7006\" href=\"https:\/\/waldunsteel.com\/es\/products\/46cr2-1-7006-steel\/\"><img decoding=\"async\" fetchpriority=\"high\" width=\"36\" height=\"36\" src=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/08\/Steel-C60r-1-1223-Bar-or-Rod-for-Project-36x36.jpg\" class=\"wp-image-1810 avia-img-lazy-loading-not-1810 attachment-widget size-widget wp-post-image\" alt=\"Steel-C60r-1-1223-Bar-or-Rod-for-Project\" srcset=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/08\/Steel-C60r-1-1223-Bar-or-Rod-for-Project-36x36.jpg 36w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/08\/Steel-C60r-1-1223-Bar-or-Rod-for-Project-80x80.jpg 80w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/08\/Steel-C60r-1-1223-Bar-or-Rod-for-Project-180x180.jpg 180w\" sizes=\"(max-width: 36px) 100vw, 36px\" \/><\/a><div class=\"news-headline\"><a class='news-title' title=\"Leer: Acero 46Cr2 \/ 1.7006\" href=\"https:\/\/waldunsteel.com\/es\/products\/46cr2-1-7006-steel\/\">Acero 46Cr2 \/ 1.7006<\/a><span class=\"news-time\">octubre 24, 2023 - 9:30 am<\/span><\/div><\/div><\/li><\/ul><span class=\"seperator extralight-border\"><\/span><\/section><section id=\"text-3\" class=\"widget clearfix widget_text\"><h3 class=\"widgettitle\">CONTACTO ACERO WALDUN<\/h3>\t\t\t<div class=\"textwidget\"><p><strong>M\u00f3vil: <\/strong><\/p>\n<p>+8618652469606<\/p>\n<p><strong>Correo electr\u00f3nico: <\/strong><\/p>\n<p>iguhongtao@gmail.com<\/p>\n<\/div>\n\t\t<span class=\"seperator extralight-border\"><\/span><\/section><section id=\"media_image-2\" class=\"widget clearfix widget_media_image\"><img decoding=\"async\" width=\"300\" height=\"158\" src=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2022\/05\/Waldun-Steel-ISO-9001-Logo-300x158-1.png\" class=\"image wp-image-1937  attachment-full size-full\" alt=\"logotipo de acero waldun iso 9001 300x158\" style=\"max-width: 100%; height: auto;\" srcset=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2022\/05\/Waldun-Steel-ISO-9001-Logo-300x158-1.png 300w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2022\/05\/Waldun-Steel-ISO-9001-Logo-300x158-1-18x9.png 18w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><span class=\"seperator extralight-border\"><\/span><\/section><\/div><\/p><\/div><\/p>","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":1582,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"tags":[],"portfolio_entries":[30,29],"class_list":["post-1691","portfolio","type-portfolio","status-publish","has-post-thumbnail","hentry","portfolio_entries-alloysteel","portfolio_entries-engineeringsteel"],"_links":{"self":[{"href":"https:\/\/waldunsteel.com\/es\/wp-json\/wp\/v2\/portfolio\/1691","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/waldunsteel.com\/es\/wp-json\/wp\/v2\/portfolio"}],"about":[{"href":"https:\/\/waldunsteel.com\/es\/wp-json\/wp\/v2\/types\/portfolio"}],"author":[{"embeddable":true,"href":"https:\/\/waldunsteel.com\/es\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/waldunsteel.com\/es\/wp-json\/wp\/v2\/comments?post=1691"}],"version-history":[{"count":0,"href":"https:\/\/waldunsteel.com\/es\/wp-json\/wp\/v2\/portfolio\/1691\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/waldunsteel.com\/es\/wp-json\/wp\/v2\/media\/1582"}],"wp:attachment":[{"href":"https:\/\/waldunsteel.com\/es\/wp-json\/wp\/v2\/media?parent=1691"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/waldunsteel.com\/es\/wp-json\/wp\/v2\/tags?post=1691"},{"taxonomy":"portfolio_entries","embeddable":true,"href":"https:\/\/waldunsteel.com\/es\/wp-json\/wp\/v2\/portfolio_entries?post=1691"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}