{"id":95331,"date":"2016-03-01T21:05:00","date_gmt":"2016-03-01T20:05:00","guid":{"rendered":"https:\/\/sdcverifier.com\/sin-categoria\/ejemplo-f-5-miembro-de-flexion-en-forma-de-i-en-flexion-de-eje-menor\/"},"modified":"2026-06-17T13:32:31","modified_gmt":"2026-06-17T11:32:31","slug":"ejemplo-f-5-miembro-de-flexion-en-forma-de-i-en-flexion-de-eje-menor","status":"publish","type":"post","link":"https:\/\/sdcverifier.com\/es\/benchmarks\/ejemplo-f-5-miembro-de-flexion-en-forma-de-i-en-flexion-de-eje-menor\/","title":{"rendered":"Ejemplo F.5 Miembro de flexi\u00f3n en forma de I en flexi\u00f3n de eje menor"},"content":{"rendered":"<p class=\"paragraph\">Los resultados se generan con SDC Verifier 3.6 y se calculan con FEMAP v11.0.0<\/p>\n<p class=\"paragraph\"><b>Tarea:<\/b><\/p>\n<p class=\"paragraph\">Seleccione una viga de flexi\u00f3n en forma de W ASTM A 992 cargada en su eje menor con una luz simple de 15 pies. Las cargas son una carga muerta uniforme total de 0,667 kip\/pie y una carga viva uniforme de 2 kip\/pie. Limite la deflexi\u00f3n de la carga viva a L\/240. La viga est\u00e1 arriostrada s\u00f3lo en los extremos.   <\/p>\n<p><span data-teams=\"true\"><div class=\"su-spacer\" style=\"height:20px\"><\/div><\/span><\/p>\n<p class=\"paragraph\"><b>Nota:<\/b> Aunque no es un caso de dise\u00f1o com\u00fan, este ejemplo se utiliza para ilustrar la secci\u00f3n F6 de la especificaci\u00f3n AISC (miembros en forma de I y canales doblados alrededor de su eje menor).<\/p>\n<p class=\"rtecenter\"><img decoding=\"async\" class=\"img-responsive\" src=\"https:\/\/sdcverifier.com\/wp-content\/uploads\/2018\/08\/F5_1.png\"><\/p>\n<p><span data-teams=\"true\"><div class=\"su-spacer\" style=\"height:20px\"><\/div><\/span><\/p>\n<p class=\"paragraph\"><b>Soluci\u00f3n:<\/b><\/p>\n<p class=\"paragraph\">A partir de la tabla 2-4 del manual AISC, las propiedades de los materiales son las siguientes:<\/p>\n<ul>\n<li class=\"paragraph\">ASTM A992<\/li>\n<li class=\"paragraph\"><sub>Fy<\/sub> = 50 ksi<\/li>\n<li class=\"paragraph\"><sub>Fu<\/sub> = 65 ksi<\/li>\n<\/ul>\n<p class=\"paragraph\">Seg\u00fan el cap\u00edtulo 2 de ASCE\/SEI 7, la resistencia a la flexi\u00f3n requerida es:<\/p>\n<p class=\"rtecenter\"><img decoding=\"async\" class=\"img-responsive\" src=\"https:\/\/sdcverifier.com\/wp-content\/uploads\/2018\/08\/F5_2.png\"><\/p>\n<p class=\"paragraph\"><i>Momento de inercia m\u00ednimo requerido<\/i><\/p>\n<p><span data-teams=\"true\"><div class=\"su-spacer\" style=\"height:20px\"><\/div><\/span><\/p>\n<p class=\"paragraph\">La deflexi\u00f3n m\u00e1xima de carga viva permitida es:<\/p>\n<p class=\"paragraph\"><img decoding=\"async\" class=\"img-responsive\" src=\"https:\/\/sdcverifier.com\/wp-content\/uploads\/2018\/08\/F5_delta_max.png\"><\/p>\n<p class=\"paragraph\"><i>Selecci\u00f3n del haz<\/i><\/p>\n<p class=\"paragraph\">Seleccione la secci\u00f3n m\u00e1s ligera de las entradas en negrita de la Tabla 3-5 del Manual AISC, debido a la probabilidad de que la deflexi\u00f3n rija este dise\u00f1o.<\/p>\n<ul>\n<li class=\"paragraph\">Pruebe s W12\u00d758<\/li>\n<\/ul>\n<p class=\"paragraph\">A partir de la Tabla 1-1 del Manual AISC, las propiedades geom\u00e9tricas son las siguientes:<\/p>\n<ul>\n<li class=\"paragraph\">W12\u00d758<\/li>\n<li class=\"paragraph\"><sub>Sy<\/sub> = 21,4 <sup>pulg3<\/sup>.<\/li>\n<li class=\"paragraph\"><sub>Zy<\/sub> = 32,5 <sup>pulg3<\/sup>.<\/li>\n<li class=\"paragraph\"><sub>Iy<\/sub> = 107 <sup>en4<\/sup> &gt;105 en <sup>4<\/sup>. <b>o.k.<\/b><\/li>\n<\/ul>\n<p><span data-teams=\"true\"><div class=\"su-spacer\" style=\"height:20px\"><\/div><\/span><\/p>\n<p>Para calcular el momento de inercia y otras propiedades geom\u00e9tricas de una secci\u00f3n en I idealizada a partir de sus dimensiones, utilice la <a href=\"https:\/\/sdcverifier.com\/es\/software\/calculadoras-en-linea\/\">calculadora del momento de inercia de vigas en I<\/a>.<\/p>\n<p class=\"paragraph\">Se aplica la Secci\u00f3n F6 de la Especificaci\u00f3n AISC. Dado que el W12\u00d758 tiene bridas compactas seg\u00fan la Nota de Usuario de esta Secci\u00f3n, el estado l\u00edmite de fluencia rige el dise\u00f1o. <\/p>\n<ul>\n<li class=\"paragraph\"><sub>Mn<\/sub> = <sub>Mp<\/sub> = <sub>FyZy<\/sub> \u22641,<sub>6FySy<\/sub><\/li>\n<li class=\"paragraph\">= 50 ksi 32,5 <sup>pulg3<\/sup> )\u22641,6(50 ksi)(21,4 pulg <sup>3<\/sup>)<\/li>\n<li class=\"paragraph\">=1,630 kip-in. \u22641,710 kip-in.   <b>o.k<\/b><\/li>\n<li class=\"paragraph\"><sub>Mn<\/sub> = 1.630 kip-in. o 136 kip-ft <\/li>\n<\/ul>\n<p class=\"paragraph\">Seg\u00fan la secci\u00f3n F1 de la especificaci\u00f3n AISC, la resistencia a la flexi\u00f3n disponible es:<\/p>\n<p class=\"paragraph\"><img decoding=\"async\" class=\"img-responsive\" src=\"https:\/\/sdcverifier.com\/wp-content\/uploads\/2018\/08\/F5_3.png\"><\/p>\n<p class=\"paragraph\">Unidades que se utilizaron en el c\u00e1lculo:<\/p>\n<ul>\n<li class=\"paragraph\">1 kip = 1000lb<\/li>\n<li class=\"paragraph\">1 pie = 12 pulgadas<\/li>\n<li class=\"paragraph\">1 ksi = 1000 psi (lb\/pulg\u00b2)<\/li>\n<\/ul>\n<div class=\"split\"><\/div>\n<h4 class=\"offset-bottom-1\" style=\"text-align: center;\">Ejemplo de AISC Ejemplos de dise\u00f1o<\/h4>\n<p class=\"paragraph\"><b>Resumen del material<\/b><\/p>\n<p class=\"paragraph\"><img decoding=\"async\" class=\"img-responsive\" src=\"https:\/\/sdcverifier.com\/wp-content\/uploads\/2018\/08\/F5_material.png\"><\/p>\n<p class=\"paragraph\"><b>Resumen de propiedades<\/b><\/p>\n<p class=\"rtecenter\"><img decoding=\"async\" class=\"img-responsive\" src=\"https:\/\/sdcverifier.com\/wp-content\/uploads\/2018\/08\/F5_property.png\"><\/p>\n<p class=\"rtecenter\"><img decoding=\"async\" class=\"img-responsive\" src=\"https:\/\/sdcverifier.com\/wp-content\/uploads\/2018\/08\/F5_property_plot.png\"><\/p>\n<table class=\"table\" style=\"width: 100%; height: 207px;\">\n<tbody>\n<tr style=\"height: 23px;\">\n<th style=\"height: 23px;\">Propiedad Geometr\u00eda<\/th>\n<th style=\"height: 23px;\">Valor<\/th>\n<\/tr>\n<tr style=\"height: 23px;\">\n<td style=\"height: 23px;\">Altura<\/td>\n<td style=\"height: 23px;\">12.20<\/td>\n<\/tr>\n<tr style=\"height: 23px;\">\n<td style=\"height: 23px;\">Anchura<\/td>\n<td style=\"height: 23px;\">10.00<\/td>\n<\/tr>\n<tr style=\"height: 23px;\">\n<td style=\"height: 23px;\">h<\/td>\n<td style=\"height: 23px;\">12.20<\/td>\n<\/tr>\n<tr style=\"height: 23px;\">\n<td style=\"height: 23px;\">a<\/td>\n<td style=\"height: 23px;\">10.00<\/td>\n<\/tr>\n<tr style=\"height: 23px;\">\n<td style=\"height: 23px;\">b<\/td>\n<td style=\"height: 23px;\">10.00<\/td>\n<\/tr>\n<tr style=\"height: 23px;\">\n<td style=\"height: 23px;\">c<\/td>\n<td style=\"height: 23px;\">0.64<\/td>\n<\/tr>\n<tr style=\"height: 23px;\">\n<td style=\"height: 23px;\">d<\/td>\n<td style=\"height: 23px;\">0.36<\/td>\n<\/tr>\n<tr style=\"height: 23px;\">\n<td style=\"height: 23px;\">t<\/td>\n<td style=\"height: 23px;\">0.64<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div class=\"split\"><\/div>\n<h3 class=\"offset-bottom-1\" style=\"text-align: center;\">Cargas y restricciones del MEF<\/h3>\n<h4 class=\"offset-bottom-1\">1..Cargar<\/h4>\n<p class=\"rtecenter\"><img decoding=\"async\" class=\"img-responsive\" src=\"https:\/\/sdcverifier.com\/wp-content\/uploads\/2018\/08\/F5_load.png\"><\/p>\n<p class=\"rtecenter\"><img decoding=\"async\" class=\"img-responsive\" src=\"https:\/\/sdcverifier.com\/wp-content\/uploads\/2018\/08\/F5_load_plot.png\"><\/p>\n<h3 class=\"offset-bottom-1\" style=\"text-align: center;\">Restricci\u00f3n<\/h3>\n<p class=\"rtecenter\"><img decoding=\"async\" class=\"img-responsive\" src=\"https:\/\/sdcverifier.com\/wp-content\/uploads\/2018\/08\/F5_constraint.png\"><\/p>\n<h4 class=\"offset-bottom-1\">Carga individual &#8216;1..Carga.Restricci\u00f3n&#8217;<\/h4>\n<p class=\"rtecenter\"><img decoding=\"async\" class=\"img-responsive\" src=\"https:\/\/sdcverifier.com\/wp-content\/uploads\/2018\/08\/F5_4.png\"><\/p>\n<p class=\"rtecenter\"><img decoding=\"async\" class=\"img-responsive\" src=\"https:\/\/sdcverifier.com\/wp-content\/uploads\/2018\/08\/F5_5.png\"><\/p>\n<p class=\"paragraph\">Seg\u00fan el cap\u00edtulo 2 de ASCE\/SEI 7, la resistencia a la flexi\u00f3n requerida es:<\/p>\n<p class=\"rtecenter\"><img decoding=\"async\" class=\"img-responsive\" src=\"https:\/\/sdcverifier.com\/wp-content\/uploads\/2018\/08\/F5_6.png\"><\/p>\n<p class=\"paragraph\">900,11e+03 lb-in = 75 kip-ft<\/p>\n<div class=\"split\"><\/div>\n<h3 class=\"offset-bottom-1\" style=\"text-align: center;\">Comprobaci\u00f3n 1..ANSI \/ AISC LRFD 360-10<\/h3>\n<h4 class=\"offset-bottom-1\">1..Flexi\u00f3n &#8211; cap\u00edtulo F6 (Dise\u00f1o de la barra para flexi\u00f3n)<\/h4>\n<p class=\"paragraph\"><b>Todos (IL1, 17 formas)<\/b><\/p>\n<p class=\"rtecenter\"><img decoding=\"async\" class=\"img-responsive\" src=\"https:\/\/sdcverifier.com\/wp-content\/uploads\/2018\/08\/F5_8.png\"><\/p>\n<p class=\"rtecenter\"><img decoding=\"async\" class=\"img-responsive\" src=\"https:\/\/sdcverifier.com\/wp-content\/uploads\/2018\/08\/F5_9.png\"><\/p>\n<h4 class=\"offset-bottom-1\">2..Doblado &#8211; resultados finales<\/h4>\n<p class=\"paragraph\"><b>Todos (IL1, 17 formas)<\/b><\/p>\n<p class=\"rtecenter\"><img decoding=\"async\" class=\"img-responsive\" src=\"https:\/\/sdcverifier.com\/wp-content\/uploads\/2018\/08\/F5_10.png\"><\/p>\n<p class=\"paragraph\">Seg\u00fan la secci\u00f3n F1 de la especificaci\u00f3n AISC, la resistencia a la flexi\u00f3n disponible es:<\/p>\n<p class=\"rtecenter\"><img decoding=\"async\" class=\"img-responsive\" src=\"https:\/\/sdcverifier.com\/wp-content\/uploads\/2018\/08\/F5_11.png\"><\/p>\n<p class=\"paragraph\">Factor de utilizaci\u00f3n<\/p>\n<ul>\n<li class=\"paragraph\">1617 kip-in = 134,75 kip-ft;<\/li>\n<li class=\"paragraph\">900 kip-in = 75 kip-ft;<\/li>\n<li class=\"paragraph\">81.4\/75.1 = <b>0.93<\/b><\/li>\n<\/ul>\n<p><span data-teams=\"true\"><div class=\"su-spacer\" style=\"height:20px\"><\/div><\/span><\/p>\n<p class=\"paragraph\">Comparando los resultados del c\u00e1lculo con SDC Verifier y el ejemplo F.5 puede verse que los valores coinciden. Una ligera diferencia se explica por la conversi\u00f3n de unidades de uno a otro. <\/p>\n<p class=\"paragraph\">La resistencia a la flexi\u00f3n requerida es de 900 kip-in.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Los resultados se generan con SDC Verifier 3.6 y se calculan con FEMAP v11.0.0 Tarea: Seleccione una viga de flexi\u00f3n en forma de W ASTM A 992 cargada en su eje menor con una luz simple de 15 pies. Las cargas son una carga muerta uniforme total de 0,667 kip\/pie y una carga viva uniforme [&hellip;]<\/p>\n","protected":false},"author":16,"featured_media":0,"parent":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[626],"tags":[],"class_list":["post-95331","post","type-post","status-publish","format-standard","hentry","category-benchmarks"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/sdcverifier.com\/es\/wp-json\/wp\/v2\/posts\/95331","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sdcverifier.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sdcverifier.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sdcverifier.com\/es\/wp-json\/wp\/v2\/users\/16"}],"replies":[{"embeddable":true,"href":"https:\/\/sdcverifier.com\/es\/wp-json\/wp\/v2\/comments?post=95331"}],"version-history":[{"count":0,"href":"https:\/\/sdcverifier.com\/es\/wp-json\/wp\/v2\/posts\/95331\/revisions"}],"wp:attachment":[{"href":"https:\/\/sdcverifier.com\/es\/wp-json\/wp\/v2\/media?parent=95331"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sdcverifier.com\/es\/wp-json\/wp\/v2\/categories?post=95331"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sdcverifier.com\/es\/wp-json\/wp\/v2\/tags?post=95331"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}