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中文摘要：
为进一步提高铁基形状记忆合金的记忆效应并改善处理技术,研究了电脉冲处理对不同预变形量Fe17Mn5Si8Cr5Ni0.5NbC合金性能的影响。结果表明:当预变形量低于 10%时,电脉冲处理后合金的形状回复率随着预变形量的增大而增大,且最大值比800 °C热处理的合金高 8%左右。与热处理状态相比,当预变形量低于10%时,随着预变形量的增大,电脉冲处理诱导出NbC颗粒的数量更多、尺寸更小、析出速度更快,进而有效改善合金的记忆性能。
英文摘要：
为进一步提高铁基形状记忆合金的记忆效应并改善处理技术,研究了电脉冲处理对不同预变形量Fe17Mn5Si8Cr5Ni0.5NbC合金性能的影响。结果表明:当预变形量低于 10%时,电脉冲处理后合金的形状回复率随着预变形量的增大而增大,且最大值比800 °C热处理的合金高 8%左右。与热处理状态相比,当预变形量低于10%时,随着预变形量的增大,电脉冲处理诱导出NbC颗粒的数量更多、尺寸更小、析出速度更快,进而有效改善合金的记忆性能。
同期刊论文项目
同项目期刊论文
Principle and realization of improving shape memory effect in Fe–Mn–Si–Cr–Ni alloy through aligned p
Influence of ageing after pre-deformation on shape memory effect in a FeMnSiCrNiC alloy with 13 wt.%
Further improvement of shape memory effect in a pre-deformed Fe-Mn-Si-Cr-Ni-Nb-C alloy by smaller Nb
Remarkable improvement of shape memory effect in an Fe–Mn–Si–Cr–Ni–C alloy through controlling preci
Directional precipitation of carbides induced by γ/ε interfaces in an FeMnSiCrNiC alloy aged after d
Improvement of shape memory effect in an Fe-Mn-Si-Cr-Ni alloy fabricated by equal channel angular pr
Remarkable improvement of recovery stress of Fe–Mn–Si shape memory alloy fabricated by equal channel
Influence of initial microstructures on effectiveness of training in a FeMnSiCrNi shape memory alloy
Improvement of shape memory effect in an Fe–Mn–Si–Cr–Ni–Nb–C alloy by NbC precipitated through agein
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