喷射成形工艺对M3高速钢碳化物特征及力学性能的影响

刘继浩, 迟宏宵, 武会宾, 马党参, 周健, 谷金波

Influence of Spray Forming Process on Carbide Characteristics and Mechanical Properties of M3 High-Speed Steel

LIU Jihao, CHI Hongxiao, WU Huibin, MA Dangshen, ZHOU Jian, GU Jinbo

图14 PM-M3高速钢表面磨痕的SEM分析

Fig.14 SEM analyses of wear scar in PM-M3 high-speed steel (a) SEM image of wear scar morphology (b) uniformly distributed oxides and displacement phenomenon of carbides (c) EDS mapping (d) crack initiation and propagation