首页
/
每日頭條
/
知識
/
應力應變曲線的斜率是怎麼确定的
應力應變曲線的斜率是怎麼确定的
更新时间:2025-12-19 01:51:24

  應力應變曲線中,彈性區的斜率就是彈性模量。彈性模量的定義為:材料在彈性變形階段,其應力和應變成正比例關系,其比例系數稱為彈性模量。假如是45号鋼,其彈性模量是2、09E加11,則斜率就是2、09E加11,單位是Pa,即每平方米牛頓。

Comments
Welcome to tft每日頭條 comments! Please keep conversations courteous and on-topic. To fosterproductive and respectful conversations, you may see comments from our Community Managers.
Sign up to post
Sort by
Show More Comments
Copyright 2023-2025 - www.tftnews.com All Rights Reserved