{"id":393326,"date":"2024-11-08T12:27:55","date_gmt":"2024-11-08T12:27:55","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/what-is-meant-by-direct-stress-min-and-maximum-combined-stress\/"},"modified":"2024-11-08T12:27:55","modified_gmt":"2024-11-08T12:27:55","slug":"what-is-meant-by-direct-stress-min-and-maximum-combined-stress","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/what-is-meant-by-direct-stress-min-and-maximum-combined-stress\/","title":{"rendered":"What is meant by Direct stress, Min and Maximum Combined stress?"},"content":{"rendered":"<p>&lt;p&gt;Hello,&lt;br&gt;I was doing an analysis of my space frame chassis as a line body according to a tutorial on chassis analysis by Ansys (the tutorial link &#8211; https:\/\/www.youtube.com\/watch?v=XFPx2A4QT60&amp;list=PLtt6-ZgUFmMIanrtJppFH9xa_qplbLDoI). I had extracted the line bodies from a solid chassis file and had connected all the gaps between the lines and was about to move further when under the solution tab in Model i noticed an option for inserting a beam tool which contains direct stress, maximum and minimum combined stress. What is exactly meant by these and are these different from von mises stress ?&lt;br&gt;I also whould like to find the FOS (safety factor) of my design but i cant find an option for it under solution tab when analysing as line bodies. Is there any way to find the FOS (safety factor) in this situvation ?&lt;br&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/11\/08-11-2024-1731068821-Screenshot 2024-11-08 175451.png\" alt=\"\" \/>&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-393326","topic","type-topic","status-publish","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hello,I was doing an analysis of my space frame chassis as a line body according to a tutorial on chassis analysis by Ansys (the tutorial link - https:\/\/www.youtube.com\/watch?v=XFPx2A4QT60&amp;list=PLtt6-ZgUFmMIanrtJppFH9xa_qplbLDoI). 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