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8 碳化物引起的微裂纹的形貌
Fig.8 Morphology of microcracks induced by carbides (a) separation of carbides and matrix; (b) fracture of carbide