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钢筋的屈服强度是指？
更新时间： 2021-03-24 18:36:50  

1、钢筋的屈服强度是金属材料发生屈服现象时的屈服极限，亦即抵抗微量塑性变形的应力。对于无明显屈服的金属材料，规定以产生0.2%残余变形的应力值为其屈服极限，称为条件屈服极限或屈服强度。

2、钢筋屈服强度计算方法: 屈服强度的计算公式:σ=F/S, 其中σ为屈服强度,单位为“MPa”, 对钢筋来讲,F为钢筋发生塑性变形量为原长的0.2%时所受的力,单位为“N”, S为钢筋的横截面积,单位为“m^2”。

关键词： 钢筋 屈服 强度

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