{"id":113040,"date":"2021-08-31T12:30:18","date_gmt":"2021-08-31T11:30:18","guid":{"rendered":"https:\/\/material-properties.org\/que-es-el-limite-proporcional-definicion\/"},"modified":"2021-08-31T12:30:18","modified_gmt":"2021-08-31T11:30:18","slug":"que-es-el-limite-proporcional-definicion","status":"publish","type":"post","link":"https:\/\/material-properties.org\/es\/que-es-el-limite-proporcional-definicion\/","title":{"rendered":"\u00bfQu\u00e9 es el l\u00edmite proporcional? Definici\u00f3n"},"content":{"rendered":"<p><span><div class=\"su-quote su-quote-style-default\"><div class=\"su-quote-inner su-u-clearfix su-u-trim\"> El l\u00edmite proporcional corresponde a la ubicaci\u00f3n de la tensi\u00f3n al final de la regi\u00f3n lineal, por lo que el gr\u00e1fico de tensi\u00f3n-deformaci\u00f3n es una l\u00ednea recta y el gradiente ser\u00e1 igual al m\u00f3dulo el\u00e1stico del material. <\/div><\/div><\/span><\/p>\n<p><span><div class=\"su-divider su-divider-style-dotted\" style=\"margin:15px 0;border-width:2px;border-color:#999999\"><\/div><\/span><\/p>\n<p><span><div  class=\"lgc-column lgc-grid-parent lgc-grid-100 lgc-tablet-grid-100 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\"><b><br \/>\n<\/b>\n<p><strong><a href=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/01\/Stress-strain-curve-Strength-of-Materials.png\"><img decoding=\"async\" loading=\"lazy\" class=\"alignright wp-image-27803\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/01\/Stress-strain-curve-Strength-of-Materials.png\" alt=\"Curva tensi\u00f3n-deformaci\u00f3n: resistencia de los materiales\" width=\"467\" height=\"409\" \/><\/a><\/strong><span>En\u00a0la figura se muestra\u00a0un diagrama esquem\u00e1tico de la\u00a0<\/span><strong><span>curva<\/span><\/strong><span>\u00a0de\u00a0<strong>tensi\u00f3n-deformaci\u00f3n<\/strong>\u00a0del acero con bajo contenido de carbono a temperatura ambiente.\u00a0Hay varias etapas que muestran diferentes comportamientos, lo que sugiere diferentes propiedades mec\u00e1nicas.\u00a0Para aclarar, los materiales pueden perder una o m\u00e1s etapas que se muestran en la figura, o tener etapas totalmente diferentes.\u00a0En este caso, tenemos que distinguir entre las caracter\u00edsticas de tensi\u00f3n-deformaci\u00f3n de\u00a0<\/span><strong><span>los<\/span><\/strong><span>\u00a0materiales\u00a0<strong>d\u00factiles<\/strong>\u00a0y\u00a0<\/span><strong><span>fr\u00e1giles<\/span><\/strong><span>\u00a0.\u00a0Los siguientes puntos describen las diferentes regiones de la curva tensi\u00f3n-deformaci\u00f3n y la importancia de varias ubicaciones espec\u00edficas.<\/span><\/p>\n<h2><span>L\u00edmite proporcional<\/span><\/h2>\n<p><span>El l\u00edmite proporcional corresponde a la ubicaci\u00f3n de la tensi\u00f3n al final de la\u00a0<\/span><strong><span>regi\u00f3n lineal<\/span><\/strong><span>\u00a0, por lo que el gr\u00e1fico de tensi\u00f3n-deformaci\u00f3n es una l\u00ednea recta y el gradiente ser\u00e1 igual al\u00a0<\/span><strong><span>m\u00f3dulo el\u00e1stico<\/span><\/strong><span>\u00a0del material.\u00a0Para el esfuerzo de tracci\u00f3n y compresi\u00f3n, la pendiente de la parte de la curva donde el esfuerzo es proporcional a la deformaci\u00f3n se denomina\u00a0<\/span><b><span>m\u00f3dulo de Young<\/span><\/b><span>\u00a0y\u00a0<\/span><b><span>se<\/span><\/b><span>\u00a0aplica\u00a0<b>la ley de Hooke<\/b>\u00a0.\u00a0Entre el l\u00edmite proporcional y el punto de fluencia, la ley de Hooke se vuelve cuestionable y la tensi\u00f3n aumenta m\u00e1s r\u00e1pidamente.<\/span><b><\/b><\/p>\n<p style=\"text-align: center;\"><span><div class=\"su-youtube su-u-responsive-media-yes\"><iframe width=\"300\" height=\"200\" src=\"https:\/\/www.youtube.com\/embed\/pS2HSTwHpSw?\" frameborder=\"0\" allowfullscreen allow=\"autoplay; encrypted-media; picture-in-picture\" title=\"\"><\/iframe><\/div><\/span><\/p>\n<p><span><div class=\"su-divider su-divider-style-dotted\" style=\"margin:15px 0;border-width:2px;border-color:#999999\"><\/div><\/span><\/p>\n<p><span><\/span><\/p><\/div><\/div><\/span><\/p>\n<p><span><div  class=\"lgc-column lgc-grid-parent lgc-grid-100 lgc-tablet-grid-100 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<p><span><div class=\"su-accordion su-u-trim\"> <div class=\"su-spoiler su-spoiler-style-default su-spoiler-icon-plus\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span>References:<\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\">\u00a0<\/div><\/div><\/div><\/span><strong><span>Ciencia de los materiales:<\/span><\/strong><\/p>\n<ol>\n<li><span>Departamento de Energ\u00eda de EE. UU., Ciencia de Materiales.\u00a0DOE Fundamentals Handbook, Volumen 1 y 2. Enero de 1993.<\/span><\/li>\n<li><span>Departamento de Energ\u00eda de EE. UU., Ciencia de Materiales.\u00a0DOE Fundamentals Handbook, Volumen 2 y 2. Enero de 1993.<\/span><\/li>\n<li><span>William D. Callister, David G. Rethwisch.\u00a0Ciencia e Ingenier\u00eda de Materiales: Introducci\u00f3n 9\u00aa Edici\u00f3n, Wiley;\u00a09a edici\u00f3n (4 de diciembre de 2013), ISBN-13: 978-1118324578.<\/span><\/li>\n<li><span>Eberhart, Mark (2003).\u00a0Por qu\u00e9 se rompen las cosas: entender el mundo a trav\u00e9s de la forma en que se desmorona.\u00a0Armon\u00eda.\u00a0ISBN 978-1-4000-4760-4.<\/span><\/li>\n<li><span>Gaskell, David R. (1995).\u00a0Introducci\u00f3n a la Termodin\u00e1mica de Materiales (4\u00aa ed.).\u00a0Taylor y Francis Publishing.\u00a0ISBN 978-1-56032-992-3.<\/span><\/li>\n<li><span>Gonz\u00e1lez-Vi\u00f1as, W. y Mancini, HL (2004).\u00a0Introducci\u00f3n a la ciencia de los materiales.\u00a0Prensa de la Universidad de Princeton.\u00a0ISBN 978-0-691-07097-1.<\/span><\/li>\n<li><span>Ashby, Michael;\u00a0Hugh Shercliff;\u00a0David Cebon (2007).\u00a0Materiales: ingenier\u00eda, ciencia, procesamiento y dise\u00f1o (1\u00aa ed.).\u00a0Butterworth-Heinemann.\u00a0ISBN 978-0-7506-8391-3.<\/span><\/li>\n<li><span>JR Lamarsh, AJ Baratta, Introducci\u00f3n a la ingenier\u00eda nuclear, 3d ed., Prentice-Hall, 2001, ISBN: 0-201-82498-1.<\/span><\/li>\n<\/ol>\n<p><span><\/span><\/p><\/div><\/div>  <div class=\"su-divider su-divider-style-dotted\" style=\"margin:15px 0;border-width:2px;border-color:#999999\"><\/div>  <div class=\"su-divider su-divider-style-default\" style=\"margin:15px 0;border-width:2px;border-color:#999999\"><\/div> <div  class=\"lgc-column lgc-grid-parent lgc-grid-33 lgc-tablet-grid-33 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\"> <\/div><\/div> <div  class=\"lgc-column lgc-grid-parent lgc-grid-33 lgc-tablet-grid-33 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<h2><span>V\u00e9ase m\u00e1s arriba:<\/span><\/h2>\n<p><span>Curva de tensi\u00f3n-deformaci\u00f3n <a href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/materials-science\/material-properties\/strength\/stress-strain-curve-stress-strain-diagram\/\" class=\"su-button su-button-style-flat\" style=\"color:# 606060;background-color:# ffffff;border-color:# ffffff;border-radius:10px;-moz-border-radius:10px;-webkit-border-radius:10px\" target=\"_self\"><span style=\"color:# 606060;padding:7px 20px;font-size:16px;line-height:24px;border-color:# ffffff;border-radius:10px;-moz-border-radius:10px;-webkit-border-radius:10px;text-shadow:0px 0px 0px # 000000;-moz-text-shadow:0px 0px 0px # 000000;-webkit-text-shadow:0px 0px 0px # 000000\"><i class=\"sui sui-link\" style=\"font-size:16px;color:# 5d5d5d\"><\/i>  <\/span><\/a> <\/span><\/p><\/div><\/div> <div  class=\"lgc-column lgc-grid-parent lgc-grid-33 lgc-tablet-grid-33 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\"> <\/div><\/div><\/span><\/p>\n<p><span><div class=\"su-divider su-divider-style-dotted\" style=\"margin:15px 0;border-width:2px;border-color:#999999\"><\/div><\/span><\/p>\n<p><span>Esperamos que este art\u00edculo,\u00a0<\/span><strong><span>L\u00edmite proporcional<\/span><\/strong><span>\u00a0, le ayude.\u00a0Si es as\u00ed,\u00a0<\/span><strong><span>danos un me gusta<\/span><\/strong><span>\u00a0en la barra lateral.\u00a0El objetivo principal de este sitio web es ayudar al p\u00fablico a conocer informaci\u00f3n importante e interesante sobre los materiales y sus propiedades.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Esperamos que este art\u00edculo,\u00a0L\u00edmite proporcional\u00a0, le ayude.\u00a0Si es as\u00ed,\u00a0danos un me gusta\u00a0en la barra lateral.\u00a0El objetivo principal de este sitio web es ayudar al p\u00fablico a conocer informaci\u00f3n importante e interesante sobre los materiales y sus propiedades.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[53],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u00bfQu\u00e9 es el l\u00edmite proporcional? 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