Mn含量对Fe-Mn-Si-Cr-Ni合金记忆效应的影响机制*

张成燕, 宋帆, 王珊玲, 彭华备, 文玉华

EFFECT MECHANISM OF Mn CONTENTS ON SHAPE MEMORY OF Fe-Mn-Si-Cr-Ni ALLOYS

ZHANG Chengyan, SONG Fan, WANG Shanling, PENG Huabei, WEN Yuhua

表2 固溶态14Mn, 18Mn和21Mn合金在Ms+10 K经不同量变形后应力诱发e马氏体的平均宽度

Table 2 Average width of stress-induced e martensite for solution treated 14Mn, 18Mn and 21Mn alloys subjected to different deformation strains at their Ms+10 K

Alloy 4% 7% 9% 14Mn 0.88 0.91 1.15 18Mn 0.49 0.50 0.85 21Mn 0.38 0.40 0.63