某试样拉伸试验拉伸力为10000N,抗拉力为18000N,已知它的原始横截面积为20mm2,求试样的屈服强度及抗拉强度?
屈服强度:σS =FS/A=10000N/20mm2 =500MPa
抗拉强度:σB =FB/A= 18000N/20mm2 =900MPa
某试样拉伸试验拉伸力为10000N,抗拉力为18000N,已知它的原始横截面积为20mm2,求试样的屈服强度及抗拉强度?
屈服强度:σS =FS/A=10000N/20mm2 =500MPa
抗拉强度:σB =FB/A= 18000N/20mm2 =900MPa