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6 SF-M3高速钢纵向试样冲击断口形貌的SEM像
Fig.6 SEM images of impact fracture in longitudinal SF-M3 high-speed steel specimen
(a) macro fracture morphology
(b) high magnification fracture morphology
(c) secondary fracture of carbides