{"id":393926,"date":"2024-11-14T23:28:13","date_gmt":"2024-11-14T23:28:13","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/shock-and-random-vibration-with-preload-from-threaded-fasteners\/"},"modified":"2024-11-15T10:02:50","modified_gmt":"2024-11-15T10:02:50","slug":"shock-and-random-vibration-with-preload-from-threaded-fasteners","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/shock-and-random-vibration-with-preload-from-threaded-fasteners\/","title":{"rendered":"Shock and Random Vibration with Preload from Threaded Fasteners"},"content":{"rendered":"<p>&lt;p&gt;Hello,&lt;\/p&gt;&lt;p&gt;I have a shaft part with threads that is highly stressed in tension due to bolt preload.&nbsp; It seems over-conservative to add vibration or shock stress to the preload stress, as I would imagine that for the shock\/vibration to have any effect, the stress from it (in the axial direction) would have to be higher than the preload stress.&nbsp; Any thoughts?&lt;\/p&gt;&lt;p&gt;Thanks!&lt;\/p&gt;&lt;p&gt;C&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-393926","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_author_ip":["108.53.47.202"],"_btv_view_count":["69"],"_bbp_topic_status":["unanswered"],"_bbp_subscription":["430670","58821"],"_bbp_status":["publish"],"_bbp_topic_id":["393926"],"_bbp_forum_id":["27796"],"_bbp_engagement":["58821","430670"],"_bbp_voice_count":["2"],"_bbp_reply_count":["2"],"_bbp_last_reply_id":["394017"],"_bbp_last_active_id":["394017"],"_bbp_last_active_time":["2024-11-15 10:02:43"]},"test":"christopherdavidsonvalcor-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/393926","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/393926\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=393926"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}