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屈服荷载是指上屈服荷载还是下屈服荷载

2025-03-16 06:36:15

推荐回答（2个）

回答1：

上屈服荷载受加载速度影响较大，而下屈服荷载则较为稳定，所以屈服荷载一般指下屈服荷载。

回答2：

这个很简单啊，你只要知道屈服点和抗拉强度的定义就可以自己计算拉。屈服点的数值由试件开机屈服时的荷载除以试件未变行前的原来截面积得到。抗拉强度由试件拉伸时的最大荷载除以试件未变形前的截面积得到。你给出的只有屈服时的荷载，所以只能算出屈服点的数值，抗拉强度无法算出，你自己算一下吧

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