{"id":9456,"date":"2025-12-26T17:27:24","date_gmt":"2025-12-26T09:27:24","guid":{"rendered":"https:\/\/www.cncmachiningshops.com\/?p=9456"},"modified":"2026-01-01T10:24:05","modified_gmt":"2026-01-01T02:24:05","slug":"1144-steel","status":"publish","type":"post","link":"https:\/\/www.cncmachiningshops.com\/es\/1144-steel\/","title":{"rendered":"\u00bfQu\u00e9 es el acero 1144? Propiedades, composici\u00f3n, maquinabilidad y aplicaciones de ingenier\u00eda"},"content":{"rendered":"<div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:calc( 1280px + 80px );margin-left: calc(-80px \/ 2 );margin-right: calc(-80px \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:40px;--awb-margin-bottom-large:0px;--awb-spacing-left-large:40px;--awb-width-medium:100%;--awb-spacing-right-medium:40px;--awb-spacing-left-medium:40px;--awb-width-small:100%;--awb-spacing-right-small:40px;--awb-spacing-left-small:40px;\"><div class=\"fusion-column-wrapper fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-1\"><div data-page-id=\"LrcfdYVu7opIIZxMr2XcRMcfnbf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"true\">\n<p class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">El acero 1144 tiene un papel muy espec\u00edfico y a menudo incomprendido en la fabricaci\u00f3n cotidiana. No es un acero al carbono estructural general, ni se elige para fabricaciones pesadas o soldaduras. En cambio, el 1144, que a menudo se denomina Stressproof\u00ae en el comercio, se fabrica con un prop\u00f3sito principal: ser utilizado para el mecanizado de alta precisi\u00f3n con poca distorsi\u00f3n.<\/span><\/p>\n<p class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Desde el punto de vista de la ingenier\u00eda, el 1144 es un acero con un contenido medio de carbono, f\u00e1cil de trabajar y con una elevada relaci\u00f3n resistencia-peso. El 1144 suele suministrarse estirado en fr\u00edo y sin tensiones, a diferencia de las calidades con bajo contenido en carbono, como el 1018, que son f\u00e1ciles de mecanizar pero pueden moverse una vez retirado el material. Este control de la tensi\u00f3n interna es muy importante para las piezas CNC con tolerancias estrechas, en las que el tama\u00f1o, la redondez y la rectitud deben permanecer invariables tras el desbaste y el acabado.<\/span><\/p>\n<p class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">El 1144 tiene un valor diferente al del acero 1045. El 1045 es un buen material templable, pero a menudo necesita un procesamiento adicional, como un tratamiento t\u00e9rmico despu\u00e9s del mecanizado, para ser tan estable como otros materiales. El 1144, en cambio, se fabrica para ser mecanizado \u201ctal como se recibe\u201d, lo que reduce las operaciones secundarias, el tiempo de ciclo y el riesgo general de fabricaci\u00f3n.<\/span><\/p>\n<p class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Esta gu\u00eda analiza el acero 1144 desde el punto de vista de la ingenier\u00eda. Para ello, examina su composici\u00f3n qu\u00edmica mejorada con azufre, mide sus ventajas de mecanizado y ofrece un marco claro sobre cu\u00e1ndo utilizarlo.<\/span><\/p>\n<h2 class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">\u00bfQu\u00e9 es el acero 1144? - Definici\u00f3n y clasificaci\u00f3n del material<\/span><\/h2>\n<p class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">El acero 1144 es un acero al carbono resulfurizado de carbono medio que se fabric\u00f3 exclusivamente para el mecanizado de precisi\u00f3n.<\/span><\/p>\n<ul class=\"ng-star-inserted\">\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Normas:<\/span><\/strong><span class=\"ng-star-inserted\"> Se denominan AISI\/SAE 1144 y UNS G11440.<\/span><\/p>\n<\/li>\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">El factor \u201ca prueba de estr\u00e9s\u201d:<\/span><\/strong><span class=\"ng-star-inserted\"> En el mundo empresarial, 1144 es lo mismo que \u201cStressproof\u201d, que es una marca registrada de Niagara LaSalle. Esto se debe a que se somete a un proceso \u00fanico de trabajo en fr\u00edo intenso seguido de un alivio de la tensi\u00f3n. As\u00ed se consigue una gran resistencia (unos 100 ksi de l\u00edmite el\u00e1stico) sin tener que templar y revenir.<\/span><\/p>\n<\/li>\n<\/ul>\n<h3 class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">C\u00f3mo es el 1144 en comparaci\u00f3n con otros aceros al carbono<\/span><\/h3>\n<p class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">El 1144 se sit\u00faa en el centro de la familia de los aceros al carbono, con un contenido de carbono entre 1018 y 1045. Sin embargo, su comportamiento es diferente.<\/span><\/p>\n<ul class=\"ng-star-inserted\">\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">El 1144 es mucho m\u00e1s fuerte y duro que el 1018.<\/span><\/p>\n<\/li>\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">En comparaci\u00f3n con el 1045, el 1144 renuncia a cierta ductilidad y soldabilidad en favor de una mejor mecanizabilidad y una menor tensi\u00f3n residual.<\/span><\/p>\n<\/li>\n<\/ul>\n<p class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">El 1144 no es un acero estructural que pueda utilizarse para muchas cosas. No sirve para soldar ni conformar. Tiene un prop\u00f3sito claro: ser un material de eje preciso que es mejor para el torneado CNC, donde el acabado superficial y la rectitud son muy importantes.<\/span><\/p>\n<h2 class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Por qu\u00e9 el azufre y el manganeso son importantes en la composici\u00f3n qu\u00edmica<\/span><\/h2>\n<p class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">El valor de ingenier\u00eda del 1144 procede de un desequilibrio qu\u00edmico planificado. A\u00f1ade cosas que ayudan a cortar manteniendo la resistencia.<\/span><\/p>\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Tabla 1: Composici\u00f3n qu\u00edmica normal (wt%)<\/span><\/strong><\/p>\n<div class=\"table-container ng-star-inserted\">\n<table>\n<tbody>\n<tr class=\"table-header ng-star-inserted\">\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Elemento<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Alcance t\u00edpico<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Funci\u00f3n de ingenier\u00eda<\/span><\/td>\n<\/tr>\n<tr class=\"ng-star-inserted\">\n<td class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Carbono (C)<\/span><\/strong><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">0,40-0,48%<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Tiene potencial para ser muy fuerte y duro (carbono medio).<\/span><\/td>\n<\/tr>\n<tr class=\"ng-star-inserted\">\n<td class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Manganeso (Mn)<\/span><\/strong><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">1,35-1,65%<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Ayuda a endurecer las cosas y forma inclusiones cuando se mezcla con azufre.<\/span><\/td>\n<\/tr>\n<tr class=\"ng-star-inserted\">\n<td class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Azufre (S)<\/span><\/strong><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">0,24-0,33%<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">La diferencia m\u00e1s importante. Forma inclusiones de MnS para romper astillas.<\/span><\/td>\n<\/tr>\n<tr class=\"ng-star-inserted\">\n<td class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">F\u00f3sforo (P)<\/span><\/strong><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">\u2264 0,04%<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Impureza controlada.<\/span><\/td>\n<\/tr>\n<tr class=\"ng-star-inserted\">\n<td class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Hierro (Fe)<\/span><\/strong><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Saldo<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Matriz b\u00e1sica.<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h3 class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Funci\u00f3n de las inclusiones de azufre y MnS<\/span><\/h3>\n<p class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">El alto contenido de azufre (alrededor de 0,30%) es lo que lo distingue. El azufre y el manganeso se combinan para formar inclusiones de sulfuro de manganeso (MnS) que se extienden por la matriz del acero durante la solidificaci\u00f3n.<\/span><\/p>\n<ul class=\"ng-star-inserted\">\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Chip Breaking:<\/span><\/strong><span class=\"ng-star-inserted\"> Estas inclusiones aumentan la tensi\u00f3n en el interior de la viruta, lo que hace que se rompa en rizos peque\u00f1os y manejables en lugar de largas hebras.<\/span><\/p>\n<\/li>\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Lubricaci\u00f3n:<\/span><\/strong><span class=\"ng-star-inserted\"> Ayudan a que las cosas se muevan suavemente entre la herramienta y la viruta reduciendo el calor y la fricci\u00f3n.<\/span><\/p>\n<\/li>\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">La compensaci\u00f3n:<\/span><\/strong><span class=\"ng-star-inserted\"> Estas inclusiones rompen la continuidad del acero, lo que lo hace mucho menos resistente, d\u00factil y soldable en general.<\/span><\/p>\n<\/li>\n<\/ul>\n<h2 class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Propiedades mec\u00e1nicas: Resistencia sin calentamiento<\/span><\/h2>\n<p class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">El perfil mec\u00e1nico de la 1144 muestra que se fabric\u00f3 para ser muy resistente desde el principio.<\/span><\/p>\n<h3 class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Propiedades mec\u00e1nicas normales (estirado en fr\u00edo y liberaci\u00f3n de tensiones)<\/span><\/h3>\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Tabla 2: Comparaci\u00f3n de las propiedades mec\u00e1nicas<\/span><\/strong><\/p>\n<div class=\"table-container ng-star-inserted\">\n<table>\n<tbody>\n<tr class=\"table-header ng-star-inserted\">\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Propiedad<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">1144 (A prueba de estr\u00e9s)<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">1045 (estirado en fr\u00edo)<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">1018 (estirado en fr\u00edo)<\/span><\/td>\n<\/tr>\n<tr class=\"ng-star-inserted\">\n<td class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Fuerza de rendimiento<\/span><\/strong><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">~100 ksi (690 MPa)<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">~77 ksi (530 MPa)<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">~54 ksi (370 MPa)<\/span><\/td>\n<\/tr>\n<tr class=\"ng-star-inserted\">\n<td class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Resistencia a la tracci\u00f3n<\/span><\/strong><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">~115 ksi (795 MPa)<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">~91 ksi (625 MPa)<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">~64 ksi (440 MPa)<\/span><\/td>\n<\/tr>\n<tr class=\"ng-star-inserted\">\n<td class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Dureza<\/span><\/strong><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">de 23 a 30 HRC<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">~180 HB (Suave)<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">~126 HB (Suave)<\/span><\/td>\n<\/tr>\n<tr class=\"ng-star-inserted\">\n<td class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Alargamiento<\/span><\/strong><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">10-20%<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">12 a 15%<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">15 a 20%<\/span><\/td>\n<\/tr>\n<tr class=\"ng-star-inserted\">\n<td class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Maquinabilidad<\/span><\/strong><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">83%<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">55%<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">70%<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Nota:<\/span><\/strong><span class=\"ng-star-inserted\"> Estos valores son normales para barras de 1 pulgada. El l\u00edmite el\u00e1stico de 1144 es casi el doble que el de 1018.<\/span><\/p>\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Qu\u00e9 significa esto para la ingenier\u00eda<\/span><\/strong><\/p>\n<ul class=\"ng-star-inserted\">\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">No necesita tratamiento t\u00e9rmico;<\/span><\/strong><span class=\"ng-star-inserted\"> El 1144 suele utilizarse tal cual. No es necesario enviar las piezas a templar y revenir, lo que ahorra tiempo y dinero y evita que las piezas se deformen por el calor.<\/span><\/p>\n<\/li>\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Resistencia al desgaste:<\/span><\/strong><span class=\"ng-star-inserted\"> Tiene una dureza de unos 25 HRC, lo que significa que puede soportar cierto desgaste en ejes y mu\u00f1ones sin necesidad de endurecimiento superficial (aunque puede endurecerse por inducci\u00f3n).<\/span><\/p>\n<\/li>\n<\/ul>\n<h2 class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Maquinabilidad del acero 1144 - El favorito del CNC<\/span><\/h2>\n<p class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Mucha gente piensa que el 1144 es uno de los aceros al carbono m\u00e1s f\u00e1ciles de mecanizar.<\/span><\/p>\n<h3 class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Por qu\u00e9 es genial<\/span><\/h3>\n<ul class=\"ng-star-inserted\">\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Control de chip:<\/span><\/strong><span class=\"ng-star-inserted\"> Las inclusiones de MnS garantizan que las virutas se rompan en trozos peque\u00f1os. Esto es muy importante para los tornos CNC automatizados y las m\u00e1quinas suizas, ya que las virutas anidadas pueden detener la producci\u00f3n.<\/span><\/p>\n<\/li>\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Acabado superficial:<\/span><\/strong><span class=\"ng-star-inserted\"> Corta limpiamente con poco desgarro, dejando muy buenos acabados superficiales (Ra) nada m\u00e1s arrancar la herramienta.<\/span><\/p>\n<\/li>\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Vida \u00fatil de la herramienta:<\/span><\/strong><span class=\"ng-star-inserted\"> Comparadas con las 1045, las plaquitas de metal duro duran mucho m\u00e1s porque tienen menores fuerzas de corte y lubricaci\u00f3n interna.<\/span><\/p>\n<\/li>\n<\/ul>\n<h3 class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Normas de procesamiento CNC<\/span><\/h3>\n<ul class=\"ng-star-inserted\">\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Velocidad:<\/span><\/strong><span class=\"ng-star-inserted\"> El 1144 puede funcionar a velocidades superficiales (SFM) m\u00e1s altas que los aceros al carbono normales.<\/span><\/p>\n<\/li>\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Alimentaci\u00f3n:<\/span><\/strong><span class=\"ng-star-inserted\"> Puede manejar velocidades de avance r\u00e1pidas sin perder acabado.<\/span><\/p>\n<\/li>\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Refrigerante:<\/span><\/strong><span class=\"ng-star-inserted\"> Los refrigerantes habituales solubles en agua son buenos para lavar las virutas.<\/span><\/p>\n<\/li>\n<\/ul>\n<h2 class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Propiedades del tratamiento t\u00e9rmico y el alivio de tensiones<\/span><\/h2>\n<p class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">El 1144 tiene suficiente carbono para ser tratado t\u00e9rmicamente, pero su principal valor reside en el proceso de reducci\u00f3n de tensiones que tiene lugar en el laminador.<\/span><\/p>\n<h3 class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">La ventaja \u201ca prueba de estr\u00e9s<\/span><\/h3>\n<p class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">El proceso de estirado deja muchas tensiones residuales en el acero estirado en fr\u00edo est\u00e1ndar. Estas tensiones se liberan cuando se mecaniza un chavetero en un eje estirado en fr\u00edo, lo que hace que el eje se doble o se tuerza.<\/span><br class=\"ng-star-inserted\" \/><span class=\"ng-star-inserted\">1144 (Stressproof) se somete a un calado especial y a un recocido para aliviar la tensi\u00f3n.<\/span><\/p>\n<ul class=\"ng-star-inserted\">\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Resultado:<\/span><\/strong><span class=\"ng-star-inserted\"> La barra sigue siendo muy fuerte, pero tiene muy poca tensi\u00f3n residual.<\/span><\/p>\n<\/li>\n<\/ul>\n<p class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Puede mecanizar formas complicadas, cortes pesados que no sean sim\u00e9tricos o chaveteros largos, y la pieza se mantendr\u00e1 recta y dentro de la tolerancia.<\/span><\/p>\n<h3 class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">\u00bfSe puede tratar t\u00e9rmicamente el 1144?<\/span><\/h3>\n<ul class=\"ng-star-inserted\">\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">No se recomienda: A trav\u00e9s del endurecimiento.<\/span><\/strong><span class=\"ng-star-inserted\"> El alto contenido de azufre en el temple puede provocar grietas.<\/span><\/p>\n<\/li>\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Endurecimiento superficial: Muy bueno.<\/span><\/strong><span class=\"ng-star-inserted\"> El endurecimiento por inducci\u00f3n funciona muy bien en 1144. El alto contenido de carbono hace que la superficie sea lo suficientemente dura como para soportar el desgaste, mientras que el n\u00facleo se mantiene resistente. Es perfecto para piezas de movimiento lineal y ejes de motor.<\/span><\/p>\n<\/li>\n<\/ul>\n<h2 class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Elegir entre acero 1144 y 1045 para ingenier\u00eda<\/span><\/h2>\n<p class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">El problema m\u00e1s com\u00fan a la hora de dise\u00f1ar un eje es decidir entre 1144 y 1045.<\/span><\/p>\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Cuadro 3: Matriz de decisi\u00f3n para 1144 frente a 1045<\/span><\/strong><\/p>\n<div class=\"table-container ng-star-inserted\">\n<table>\n<tbody>\n<tr class=\"table-header ng-star-inserted\">\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Caracter\u00edstica<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">1144 Acero<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Acero 1045<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">L\u00f3gica de elecci\u00f3n<\/span><\/td>\n<\/tr>\n<tr class=\"ng-star-inserted\">\n<td class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Maquinabilidad<\/span><\/strong><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Excelente<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Bien<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Para piezas CNC grandes o dif\u00edciles de fabricar, utilice 1144.<\/span><\/td>\n<\/tr>\n<tr class=\"ng-star-inserted\">\n<td class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Estabilidad<\/span><\/strong><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Alta<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Moderado<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Para ejes largos que deban ser rectos, utilice 1144.<\/span><\/td>\n<\/tr>\n<tr class=\"ng-star-inserted\">\n<td class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Resistencia (tal como se recibe)<\/span><\/strong><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Muy alto (alrededor de 100 ksi)<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Moderado (unos 77 ksi)<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Utilice 1144 para evitar tener que tratar t\u00e9rmicamente.<\/span><\/td>\n<\/tr>\n<tr class=\"ng-star-inserted\">\n<td class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Soldabilidad<\/span><\/strong><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">No es bueno (Mant\u00e9ngase alejado)<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Feria<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Utilice 1045 para las piezas soldadas.<\/span><\/td>\n<\/tr>\n<tr class=\"ng-star-inserted\">\n<td class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Precio<\/span><\/strong><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Premium<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Est\u00e1ndar<\/span><\/td>\n<td class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">1045 es m\u00e1s barato por libra que 1144.<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">La regla de la decisi\u00f3n:<\/span><\/strong><\/p>\n<ul class=\"ng-star-inserted\">\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Elige 1144<\/span><\/strong><span class=\"ng-star-inserted\"> si necesita alta resistencia y precisi\u00f3n directamente de la m\u00e1quina y no va a soldar. La eliminaci\u00f3n del tratamiento t\u00e9rmico y las operaciones de enderezado compensa el coste adicional del material.<\/span><\/p>\n<\/li>\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Si necesita soldar la pieza o tiene previsto tratarla t\u00e9rmicamente usted mismo para obtener determinadas propiedades, <\/span><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">elige 1045.<\/span><\/strong><\/p>\n<\/li>\n<\/ul>\n<h2 class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Usos comunes del acero 1144<\/span><\/h2>\n<p class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">El 1144 es el mejor material para piezas de m\u00e1quinas rotativas.<\/span><\/p>\n<ul class=\"ng-star-inserted\">\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Ejes del motor:<\/span><\/strong><span class=\"ng-star-inserted\"> Es muy importante que sean fuertes y rectos.<\/span><\/p>\n<\/li>\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Barras gu\u00eda lineales:<\/span><\/strong><span class=\"ng-star-inserted\"> A menudo se endurecen por inducci\u00f3n para que duren m\u00e1s frente a los rodamientos.<\/span><\/p>\n<\/li>\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Tornillos de cabeza:<\/span><\/strong><span class=\"ng-star-inserted\"> Los perfiles de rosca deben mecanizarse con sumo cuidado.<\/span><\/p>\n<\/li>\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Pasadores y bujes:<\/span><\/strong><span class=\"ng-star-inserted\"> Cuando la capacidad de carga es superior a la de 1018.<\/span><\/p>\n<\/li>\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Ejes de bomba:<\/span><\/strong><span class=\"ng-star-inserted\"> No vibran porque mantienen el mismo tama\u00f1o.<\/span><\/p>\n<\/li>\n<\/ul>\n<h2 class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Limitaciones en el dise\u00f1o y el entorno<\/span><\/h2>\n<p class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">1144 tiene l\u00edmites duros, aunque funciona bien.<\/span><\/p>\n<h3 class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">1. Soldabilidad: El mayor problema<\/span><\/h3>\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">No sueldes 1144.<\/span><\/strong><br class=\"ng-star-inserted\" \/><span class=\"ng-star-inserted\">Al tener mucho azufre, provoca \u201cacortamiento en caliente\u201d (agrietamiento en el cord\u00f3n de soldadura) y porosidad. Las propiedades mec\u00e1nicas en la zona afectada por el calor (ZAC) empeorar\u00e1n mucho. Utilice 1045 o 1018 si necesita soldar.<\/span><\/p>\n<h3 class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">2. Resistencia a la oxidaci\u00f3n<\/span><\/h3>\n<p class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">El 1144, como todos los aceros al carbono, no resiste la corrosi\u00f3n por s\u00ed solo.<\/span><\/p>\n<ul class=\"ng-star-inserted\">\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Riesgo:<\/span><\/strong><span class=\"ng-star-inserted\"> Se oxidar\u00e1 enseguida en condiciones h\u00famedas.<\/span><\/p>\n<\/li>\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Arr\u00e9glalo:<\/span><\/strong><span class=\"ng-star-inserted\"> Las piezas deben protegerse con aceite, \u00f3xido negro, cincado o pintura. Tenga en cuenta que las inclusiones de azufre a veces pueden entorpecer los acabados de chapado de alta calidad.<\/span><\/p>\n<\/li>\n<\/ul>\n<h3 class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">3. Fuerza cuando se est\u00e1 cansado<\/span><\/h3>\n<p class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Las inclusiones de sulfuro son fuertes, pero act\u00faan como elevadores de tensi\u00f3n, lo que reduce un poco el l\u00edmite de fatiga en comparaci\u00f3n con aceros m\u00e1s limpios como el 4140.<\/span><\/p>\n<h2 class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Resumen: lecciones importantes de ingenier\u00eda<\/span><\/h2>\n<p class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">El acero 1144 es un material especial que soluciona los problemas de fabricar cosas de forma barata y precisa.<\/span><\/p>\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Puntos importantes:<\/span><\/strong><\/p>\n<ul class=\"ng-star-inserted\">\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">No lo sueldes, mecan\u00edzalo:<\/span><\/strong><span class=\"ng-star-inserted\"> Genial para cortar, malo para soldar.<\/span><\/p>\n<\/li>\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Listo para usar:<\/span><\/strong><span class=\"ng-star-inserted\"> Proporciona unos 100 ksi de l\u00edmite el\u00e1stico sin necesidad de calentamiento.<\/span><\/p>\n<\/li>\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Permanece recto:<\/span><\/strong><span class=\"ng-star-inserted\"> El estado de alivio de tensiones reduce el alabeo durante el mecanizado.<\/span><\/p>\n<\/li>\n<li class=\"ng-star-inserted\">\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">Superficie endurecible:<\/span><\/strong><span class=\"ng-star-inserted\"> Puede endurecerse por inducci\u00f3n para superficies que se desgastan.<\/span><\/p>\n<\/li>\n<\/ul>\n<p class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">A menudo, los ingenieros pueden saltarse etapas enteras del proceso (como el tratamiento t\u00e9rmico, el enderezado y el rectificado) cuando especifican 1144. Esto reduce el coste total de la pieza, aunque las materias primas sean m\u00e1s caras.<\/span><\/p>\n<h2 class=\"ng-star-inserted\">FAQ<\/h2>\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">P: \u00bfEs lo mismo el acero \u201cStressproof\u201d que el acero 1144?<\/span><\/strong><br class=\"ng-star-inserted\" \/><span class=\"ng-star-inserted\">R: S\u00ed, en cierto modo. \u201cStressproof\u201d es la marca de un determinado tipo de barra 1144 estirada en fr\u00edo y liberada de tensiones que est\u00e1 protegida por una marca comercial. Se puede comprar 1144 gen\u00e9rico, pero Stressproof garantiza determinadas propiedades mec\u00e1nicas, como un l\u00edmite el\u00e1stico de 100 ksi.<\/span><\/p>\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">P: \u00bfEs posible soldar acero 1144?<\/span><\/strong><br class=\"ng-star-inserted\" \/><span class=\"ng-star-inserted\">R: No. Debido a su alto contenido en azufre, se considera que no se puede soldar porque puede agrietarse. Si tiene que unirlo, utilice tornillos, ajustes a presi\u00f3n o pegamento.<\/span><\/p>\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">P: \u00bfSe oxidar\u00e1 el 1144?<\/span><\/strong><br class=\"ng-star-inserted\" \/><span class=\"ng-star-inserted\">R: S\u00ed. Este acero al carbono no contiene cromo. Necesita aceite, chapado o pintura para evitar que se oxide.<\/span><\/p>\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">P: \u00bfEs 1144 m\u00e1s fuerte que 1018?<\/span><\/strong><br class=\"ng-star-inserted\" \/><span class=\"ng-star-inserted\">R: S\u00ed, mucho. El l\u00edmite el\u00e1stico del 1144 suele rondar los 100.000 psi, mientras que el del 1018 ronda los 54.000 psi. Es casi el doble de resistente.<\/span><\/p>\n<p class=\"ng-star-inserted\"><strong class=\"ng-star-inserted\"><span class=\"ng-star-inserted\">P: \u00bfEs posible cementar el 1144?<\/span><\/strong><br class=\"ng-star-inserted\" \/><span class=\"ng-star-inserted\">R: S\u00ed, pero la mayor\u00eda de las veces se endurece por inducci\u00f3n. Ya tiene 0,44% de carbono, por lo que tiene suficiente carbono para endurecerse por s\u00ed solo sin necesidad de a\u00f1adir m\u00e1s (carburaci\u00f3n).<\/span><\/p>\n<\/div>\n<\/div><\/div><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>El acero 1144 tiene un papel muy espec\u00edfico y a menudo incomprendido en la fabricaci\u00f3n cotidiana. No es un acero al carbono estructural general, y no se elige para fabricaciones pesadas o soldaduras.<\/p>","protected":false},"author":1,"featured_media":9623,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[103],"tags":[],"class_list":["post-9456","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-materials-guide"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.5 (Yoast SEO v28.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>1144 Steel Explained: Properties, Machinability &amp; Applications<\/title>\n<meta name=\"description\" content=\"Learn 1144 steel composition, mechanical properties, excellent machinability, and common engineering applications for shafts, pins, and precision components.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.cncmachiningshops.com\/es\/1144-steel\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What Is 1144 Steel? 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