高温回火对低碳中锰钢微观组织和力学性能的影响
展之德, 刘琪琪, 董敬文, 祁震, 罗小兵, 柴锋, 师仲然

Effect of Tempering Temperatures on Microstructure and Mechanical Property of a Test Low-carbon Medium-manganese Steel
ZHAN Zhide, LIU Qiqi, DONG Jingwen, QI Zhen, LUO Xiaobing, CHAI Feng, SHI Zhongran
图 1 4Mn钢淬火和回火后的SEM照片
Fig.1 SEM images of quenching and tempering of 4Mn steel (a) quenched, (b) 600 oC, (c) 640 oC, (d) 670 oC