Cr-Mo微合金冷镦钢的显微组织、力学性能及强化机制

陈继林, 冯光宏, 马洪磊, 杨栋, 刘维

Microstructure, Mechanical Properties, and Strengthening Mechanism of Cr-Mo Microalloy Cold Heading Steel

CHEN Jilin, FENG Guanghong, MA Honglei, YANG Dong, LIU Wei

图5 Cr-Mo微合金钢在工艺2下室温拉伸断口形貌的SEM像

Fig.5 Tensile fracture SEM images of Cr-Mo microalloyed steel at room temperature (process 2) (a) macroscopic feature (b) shear lip zone (c) edge of fiber zone (d) center of fiber zone (e) fiber zone