檢視屈服强度的原始碼

[[File:屈服强度.jpg|缩略图|[https://image.baidu.com/search/detail?ct=503316480&z=0&ipn=d&word=%E5%B1%88%E6%9C%8D%E5%BC%BA%E5%BA%A6&step_word=&hs=0&pn=1&spn=0&di=97130&pi=0&rn=1&tn=baiduimagedetail&is=0%2C0&istype=0&ie=utf-8&oe=utf-8&in=&cl=2&lm=-1&st=undefined&cs=1141340679%2C2090500127&os=2308668506%2C435953220&simid=3192418224%2C3864533795&adpicid=0&lpn=0&ln=1939&fr=&fmq=1622630122099_R&fm=&ic=undefined&s=undefined&hd=undefined&latest=undefined&copyright=undefined&se=&sme=&tab=0&width=undefined&height=undefined&face=undefined&ist=&jit=&cg=&bdtype=0&oriquery=&objurl=https%3A%2F%2Fgimg2.baidu.com%2Fimage_search%2Fsrc%3Dhttp%3A%2F%2Fgss0.baidu.com%2F-vo3dSag_xI4khGko9WTAnF6hhy%2Fzhidao%2Fpic%2Fitem%2Ff636afc379310a557ed0cd0bb04543a98326105c.jpg%26refer%3Dhttp%3A%2F%2Fgss0.baidu.com%26app%3D2002%26size%3Df9999%2C10000%26q%3Da80%26n%3D0%26g%3D0n%26fmt%3Djpeg%3Fsec%3D1625222133%26t%3D57d0435bab1a2d6f2d7b14b45ac7ff3e&fromurl=ippr_z2C%24qAzdH3FAzdH3Fzit1w5_z%26e3Bkwt17_z%26e3Bv54AzdH3Fq7jfpt5gAzdH3F8bn9aa9c88b0acnm9da_z%26e3Bip4s&gsm=2&rpstart=0&rpnum=0&islist=&querylist=&nojc=1 原图链接][https://zhidao.baidu.com/question/1834004511870536420.html 来自百度知道]]]
'''屈服强度'''是金属材料发生屈服现象时的屈服极限，也就是抵抗微量塑性变形的应力。对于无明显屈服现象出现的金属材料，规定以产生0.2%残余变形的应力值作为其屈服极限，称为条件屈服极限或屈服强度。
大于屈服强度的外力作用，将会使零件永久失效，无法恢复。如低碳钢的屈服极限为207MPa，当大于此极限的外力作用之下，零件将会产生永久变形，小于这个的，零件还会恢复原来的样子。