h68
h68-
The micro process of crack initiation and propagation in H68 brass with low stock fault energy was observed by in situ tensile test in TEM .
采用透射电镜动态拉伸、原位观察研究了低层错能合金H68黄铜断裂的微观过程。
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With the increase of the grain size of H68 brass , the critical plastic strain for the onset of serrations increases while the maximum stress amplitude of serrations decreases .
对于H68黄铜，随着晶粒尺寸的增大，出现锯齿屈服的临界应变量增大，锯齿波的最大应力振幅减小。