冷轧中碳梯度马氏体钢的组织与力学性能

王周头, 袁清, 张庆枭, 刘升, 徐光

Microstructure and Mechanical Properties of a Cold Rolled Gradient Medium-Carbon Martensitic Steel

WANG Zhoutou, YUAN Qing, ZHANG Qingxiao, LIU Sheng, XU Guang

图11 均质马氏体试样拉伸断口形貌

Fig.11 Tensile fracture morphologies of the surface layer (a), the area from surface to core layer (b), and the transition area (c) of homogeneous martensite