tensile figure

Process fracture splitting groove with the 52D test sample in way of with the means of mechanical broaching, wire-electrode cutting and laser beam cutting. Do the tensile test on test sample and analyze the fracture force, fracture surface and microscopic figure.

用52D连杆加工试样，分别采用机械拉削、线切割和激光切割三种方法加工裂解槽，对试样进行拉伸试验，对断裂力、断裂面微观形貌进行分析。

Figure 1 Tensile strength and microstructure change during hot stamping.

热冲压时拉伸强度和微观结构的变化.

It worked out the tensile stress-strain curve, the load-displacement diagram, the maximal stress distribution figures and the crack history figure during the deformation and failure process of the concrete specimen.

数值模拟结果给出了混凝土拉伸应力-应变曲线和三点弯曲载荷-位移曲线，以及混凝土试件破坏过程最大应力分布图和裂纹扩展图。