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13 ESR-M3高速钢表面磨痕的SEM分析

Fig.13 SEM analyses of wear scar in ESR-M3 high-speed steel (a) SEM image of wear scar morphology (b) morphology of banded oxide and displacement phenomenon of carbides (c) EDS mapping (d) oxide layer distributed at the location of carbide segregation (e) cracks originating from the carbide/matrix interface (f) cracks through carbides