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1 Fe-Mn-Si-Cr-Ni合金的化学成分及其固溶态的相变温度
Table 1 Chemical compositions of Fe-Mn-Si-Cr-Ni alloys and phase transformation temperatures of solution treated alloys
Alloy Mass fraction / % Transformation temperature / K
Mn Si Cr Ni C Fe Ms As Af
14Mn 14.81 5.63 8.72 5.48 0.006 Bal. 327 345 405
18Mn 18.81 5.61 9.31 5.36 0.010 Bal. 235 336 385
21Mn 21.63 5.60 9.32 5.38 0.015 Bal. 220 328 357