全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...
材料工程  2015 

热机械训练过程中Fe-Mn-Si系形状记忆合金的组织演变

DOI: 10.11868/j.issn.1001-4381.2015.04.002, PP. 8-12

Keywords: Fe-Mn-Si系记忆合金,热机械训练,组织演变,马氏体

Full-Text   Cite this paper   Add to My Lib

Abstract:

采用金相、XRD、SEM和TEM等对Fe-Mn-Si系形状记忆合金在热机械训练过程中组织的演变进行研究。结果表明热机械训练是应力诱发γ→ε马氏体相变及其逆相变过程的重复。训练前的组织中几乎不存在马氏体,训练后合金中应力诱发的ε马氏体分布比较均匀,相互平行,交叉现象较少。同时,晶体中的马氏体呈现ε马氏体区域择优取向,过多(5次以上)训练后,合金基体内部形成大量位错缠结。

References

[1]  SATO A,YAMAJI Y, MORI T.Physical properties controlling shape memory effect in Fe-Mn-Si alloys[J].Acta Metall,1986,34:287-293.
[2]  TANAKA Y, HIMURO Y, KAINUMA R, et al. Ferrous polycrystalline shape-memory alloy showing huge superelasticity[J]. Science,2010,327(5972):1488-1490.
[3]  MAJI B C,KRISHAAN M.The effect of microstructure on the shape recovery of a Fe-Mn-Si-Cr-Ni stainless steel shape memory alloy[J].Scripta Materialia,2003,48(1):71-77.
[4]  ANDRAWES B AND DESROCHES R. Effect of ambient temperature on the hinge opening in bridges with shape memory alloy seismic restrainers[J]. Eng Struct,2007,29(9):2294-2301.
[5]  MARUYAMA T AND KUBO K. Ferrous shape memory alloys:properties, processing and applications shape memory and super elastic alloys[R]. Cambridge:Woodhead Publishing Ltd,2011.
[6]  陈淑娟,何国求,张熹,等. 固溶温度对Fe基形状记忆合金性能的影响[J].上海金属,2009,31(2):17-20.CHEN S J, HE G Q, ZHANG X. Effect of solution temperature on the properties of Fe-based shape memory alloy[J]. Shanghai Metal,2009,31(2):17-20.
[7]  YANG C H, LIN H C, LIN K M, et al. Effects of thermo-mechanical treatment on a Fe-30Mn-6Si shape memory alloy[J]. Materials Science and Engineering:A,2008,497(1-2):445-450.
[8]  卢棋,何国球,陈淑娟,等.热机械训练对Fe-Mn-Si系形状记忆合金记忆效应及组织结构的影响[J].功能材料,2014,(4):4076-4078.LU Q, HE G Q, CHEN S J, et al. The influence of thermo-mechanical training on the shape memory effect and structure in Fe-Mn-Si shape memory alloy[J]. Journal of Functional Materials, 2014,(4):4076-4078.
[9]  LEINENBACH C, KRAMER H, BERNHARD C, et al. Thermo-mechanical properties of an Fe-Mn-Si-Cr-Ni-VC shape memory alloy with low transformation temperature[J].Adv Eng Mater,2012,14(1-2):62-67.
[10]  STANFORD N,DUNNE D P.Thermo-mechanical processing and the shape memory effect in an Fe-Mn-Si-based shape memory alloy[J].Materials Science and Engineering:A,2006,422(1-2):352-359.
[11]  YANG H S, JANG J H, BHADESHIA H K D H, et al. Critical assessment:martensite-start temperature for the γ→ε transformation[J]. Computer Coupling of Phase Diagrams and Thermochemistry,2012,36(1-2):16-22.
[12]  LI Hong-qi, WANG Yan-bin, CHEN Qi-zhi, et al. In situ TEM observation of magnetization-enhanced dislocation emission and motion for 60Fe40Ni alloy[J].Chinese Science Bulletin,1997,24:2064-2066.
[13]  ANDRADE S, OSTHUES M, ARRUDA G J. The influence of thermal cycling on the transition temperatures of a Fe-Mn-Si shape memory alloy[J]. Materials Science and Engineering:A,1999,273:512-516.
[14]  KAJIWARA S. Characteristic feature of shape memory effect and related transformation behavior in feature alloys[J].Materials Science and Engineering:A,1999,273:67-88.
[15]  WEN Y H, LI N,XIONG L R. Composition design principles for Fe-Mn-Si-Cr-Ni based alloys with better shape memory effect and higher recovery stress[J]. Materials Science and Engineering:A,2005,407(1-2):31-35.
[16]  FEDERZONI L, GUENIN G. Influence of the presence of pre-existing thermal ε-martensite on the formation of stress-induced ε-martensite and on the shape memory effect of a Fe-Mn-Cr-Si-Ni shape memory alloy[J]. Scripta Metallurgical et Materialia,1994,31(1):25-30.
[17]  CHOI E, CHUNG Y S, CHOI J H, et al. The confining effectiveness of NiTiNb and NiTi SMA wire jackets for concrete smart[J]. Mater Struct,2010,19(1):25-30.
[18]  QIAO Z X, LIU Y C, WANG J H. Effect of pre-strain on morphology of stress induced ε martensite in an Fe-Mn-Si shape memory alloy[J]. Journal of Materials Science & Engineering,2008,26(1):46-52.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133