预变形和双级时效对Fe-30Mn-11Al-1.2C奥氏体低密度钢显微组织和力学性能的影响

任平, 陈兴品, 王存宇, 俞峰, 曹文全

Effects of Pre-Strain and Two-Step Aging on Microstructure and Mechanical Properties of Fe-30Mn-11Al-1.2C Austenitic Low-Density Steel

REN Ping, CHEN Xingpin, WANG Cunyu, YU Feng, CAO Wenquan

图8 Fe-30Mn-11Al-1.2C钢形变热处理过程中微观组织演变的示意图

Fig.8 Sketches illustrating the microstructure evolution during the thermomechanical process of Fe-30Mn-11Al-1.2C steel (TB—twin boundary)