{"id":3730,"date":"2018-06-29T23:39:36","date_gmt":"2018-06-29T15:39:36","guid":{"rendered":"http:\/\/www.bundytubes.com\/?p=3730"},"modified":"2018-06-29T23:47:25","modified_gmt":"2018-06-29T15:47:25","slug":"bundy-tube-burst-pressure-calculation-adopting-faupel-formula","status":"publish","type":"post","link":"https:\/\/www.bundytubes.com\/br\/bundy-tube-burst-pressure-calculation-adopting-faupel-formula\/","title":{"rendered":"C\u00e1lculo da Press\u00e3o de Ruptura do Tubo Bundy com a F\u00f3rmula de Faupel"},"content":{"rendered":"<p>Este artigo apresenta o c\u00e1lculo te\u00f3rico da press\u00e3o de ruptura de tubos Bundy, com base na F\u00f3rmula de Faupel (c\u00e1lculo da press\u00e3o de ruptura para recipientes cil\u00edndricos), sendo que as propriedades do material devem ser selecionadas conforme suas respectivas normas materiais.<\/p>\n<p>O m\u00e9todo tamb\u00e9m pode ser aplicado \u00e0 maioria dos c\u00e1lculos de press\u00e3o de ruptura de tubos\/condutos met\u00e1licos.<\/p>\n<h3>Par\u00e2metros de Entrada<\/h3>\n<p>D<sub>0<\/sub>, di\u00e2metro externo do tubo, em mm.<\/p>\n<p>t, espessura do tubo, em mm.<\/p>\n<p>\u03c3<sub>s<\/sub>, limite de escoamento do tubo, em MPa.<\/p>\n<p>\u03c3<sub>b<\/sub>, resist\u00eancia \u00e0 tra\u00e7\u00e3o do tubo, em MPa.<\/p>\n<h3>C\u00e1lculo<\/h3>\n<p>1. Rela\u00e7\u00e3o entre o di\u00e2metro externo e o di\u00e2metro interno do tubo\/pipe<\/p>\n<p style=\"padding-left: 30px;\">K=D<sub>0<\/sub>\/(D<sub>0<\/sub>-2t)<\/p>\n<p>2. Press\u00e3o de ruptura do tubo\/pipe, em MPa<\/p>\n<p style=\"padding-left: 30px;\">P<sub>b<\/sub> = (2\/\u221a<span style=\"text-decoration: overline;\">3<\/span>)*\u03c3<sub>s*<\/sub>(2-\u03c3<sub>s<\/sub>\/\u03c3<sub>b<\/sub>)*lnK<\/p>\n<h3>M\u00e9todo opcional<\/h3>\n<p>Para tubos\/pipe de parede fina com K menor que 1,1, a press\u00e3o de ruptura tamb\u00e9m pode ser calculada por meio de uma f\u00f3rmula simplificada, utilizando o di\u00e2metro m\u00e9dio D.<\/p>\n<p style=\"padding-left: 30px;\">D = D<sub>0<\/sub>-t\/2<br \/>\nP<sub>b<\/sub> = 2\u03c3<sub>b<\/sub>t\/D<\/p>\n<script type=\"text\/javascript\" charset=\"utf-8\" src=\"http:\/\/w.sharethis.com\/widget\/?wp=7.1.2\"><\/script>","protected":false},"excerpt":{"rendered":"<p>Este artigo apresenta o c\u00e1lculo te\u00f3rico da press\u00e3o de ruptura de tubos Bundy, com base na F\u00f3rmula de Faupel (c\u00e1lculo da press\u00e3o de ruptura para recipientes cil\u00edndricos), sendo que as propriedades do material devem ser selecionadas conforme suas respectivas normas materiais. O m\u00e9todo tamb\u00e9m pode ser aplicado \u00e0 maioria dos c\u00e1lculos de press\u00e3o de ruptura [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[11],"tags":[],"class_list":["post-3730","post","type-post","status-publish","format-standard","hentry","category-tube-tech"],"_links":{"self":[{"href":"https:\/\/www.bundytubes.com\/br\/wp-json\/wp\/v2\/posts\/3730","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bundytubes.com\/br\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bundytubes.com\/br\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bundytubes.com\/br\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bundytubes.com\/br\/wp-json\/wp\/v2\/comments?post=3730"}],"version-history":[{"count":0,"href":"https:\/\/www.bundytubes.com\/br\/wp-json\/wp\/v2\/posts\/3730\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.bundytubes.com\/br\/wp-json\/wp\/v2\/media?parent=3730"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bundytubes.com\/br\/wp-json\/wp\/v2\/categories?post=3730"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bundytubes.com\/br\/wp-json\/wp\/v2\/tags?post=3730"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}