{"id":435446,"date":"2025-06-26T07:48:19","date_gmt":"2025-06-26T07:48:19","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/copwer-symonds-parameters-c-and-p\/"},"modified":"2025-06-26T07:48:19","modified_gmt":"2025-06-26T07:48:19","slug":"copwer-symonds-parameters-c-and-p","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/copwer-symonds-parameters-c-and-p\/","title":{"rendered":"Copwer-Symonds Parameters &#8211; C and P"},"content":{"rendered":"<p>&lt;p&gt;Hey all&lt;\/p&gt;&lt;p&gt;Looking for some help on typical values used for C and p for Cowper-Symonds strain rate model, part of Mat_Plastic_Kinematic model. This is for Australian reinforced concrete, most likely 500N reinforcement steel, and 40-55MPa concrete. I am running a blast analysis.&nbsp;&lt;\/p&gt;&lt;p&gt;Have looked through some studies but the values seem to vary quite significantly.&nbsp;&lt;\/p&gt;&lt;p&gt;Thanks&lt;\/p&gt;&lt;p&gt;Jordan&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-435446","topic","type-topic","status-publish","hentry","topic-tag-blast-1","topic-tag-ls-dyna","topic-tag-plasticstrain-1","topic-tag-strain-rate"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_forum_id":["27814"],"_bbp_topic_id":["435446"],"_bbp_author_ip":["165.225.232.183"],"_bbp_last_reply_id":["435461"],"_bbp_last_active_id":["435461"],"_bbp_last_active_time":["2025-06-26 12:10:19"],"_bbp_reply_count":["1"],"_bbp_reply_count_hidden":["0"],"_bbp_voice_count":["2"],"_bbp_engagement":["521144","13468"],"_btv_view_count":["823"],"_bbp_topic_status":["unanswered"],"_bbp_subscription":["13468"]},"test":"jordan-hannaganjacobs-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/435446","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\/435446\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=435446"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}