Mn偏析对0.3C-11Mn-2.7Al-1.8Si-Fe中锰钢力学性能的影响及作用机制

蔡星周, 刘胜杰, 张禹森, 李小龙, 张宇鹤, 张文彬, 陈雷, 金淼

Effect of Mn Segregation on Mechanical Properties of 0.3C-11Mn-2.7Al-1.8Si-Fe Medium Mn Steel and Its Mechanism

CAI Xingzhou, LIU Shengjie, ZHANG Yusen, LI Xiaolong, ZHANG Yuhe, ZHANG Wenbin, CHEN Lei, JIN Miao

图6 S1与S2样品原始态的铁素体与奥氏体的晶粒尺寸分布

Fig.6 Grain size distributions of ferrite (a) and austenite (b) (Inset in Fig.6b is an enlarged graph of austenite grain size in the range of 6-13 μm) in the initial state of S1 and S2 samples