{"id":162171,"date":"2023-01-25T07:34:30","date_gmt":"2023-01-25T07:34:30","guid":{"rendered":"\/knowledge\/forums\/topic\/should-i-use-von-mises-for-fatigue-analysis\/"},"modified":"2023-07-31T12:36:31","modified_gmt":"2023-07-31T12:36:31","slug":"should-i-use-von-mises-for-fatigue-analysis","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/should-i-use-von-mises-for-fatigue-analysis\/","title":{"rendered":"Should I use von Mises for fatigue analysis?"},"content":{"rendered":"<p>Generally, it is not recommended to use von Mises stress for fatigue analysis because it only takes positive values and doesn&#8217;t account for any compressive mean stresses. Instead, you may use components stress such as max principal stress and signed von Mises for fatigue analysis.<\/p>\n","protected":false},"template":"","class_list":["post-162171","topic","type-topic","status-publish","hentry","topic-tag-19-1","topic-tag-fatigue","topic-tag-mechanical","topic-tag-stress","topic-tag-structural-and-thermal","topic-tag-structural-mechanics"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_wp_page_template":["default"],"_bbp_forum_id":["27795"],"_bbp_last_active_time":["1-24-2023  20:20:10"],"_bbp_author_ip":["23.56.168.180"],"_btv_view_count":["3013"],"siebel_km_number":["2055668"],"product_version":["19.1"],"km_published_date":["2018-08-02T22:50:34.000Z"],"family":["Structural Mechanics"],"application_name":["Mechanical"]},"test":"articlesansys-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics\/162171","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics\/162171\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/media?parent=162171"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}