原位研究M2高速钢微裂纹的萌生和扩展

胡海波, 朱丽慧, 段元满, 吴晓春, 顾炳福

In-situ Study of Microcrack Initiation and Propagation of M2 High Speed Steel

HU Haibo, ZHU Lihui, DUAN Yuanman, WU Xiaochun, GU Bingfu

图9 不同形状碳化物与基体界面处微裂纹的数量统计

Fig.9 Statistics of microcracks generated at the interfaces between matrix and carbides with different shapes (a) typical morphology of carbides with different shapes; (b) comparison of cracking rates