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Effects of annealing on phase transformation and mechanical - behaviors of NITI shape memory alloy ultra thin sheet

  • Beihang University

科研成果: 书/报告/会议事项章节 › 会议稿件 › 同行评审

摘要

The phase transformation and mechanical behaviors of cold-rolled NiTi shape memory alloys ultra-thin sheet with 100μm in thickness are investigated. The transformation behaviors of the NiTi sheet are found to be remarkably influenced by heat treatment using electric resistance vs. temperature measurements. The martensitic transformation temperature reduced by annealing at 400°C or 600°C, and R-phase transformation appears when annealing at 400°C The martensitic reorientation occurs when the NiTi sheets annealed at 400°C is deformed at room temperature and the maximum shape memory strain is 3.5% at 100% recovery ratio. For the NiTi sheets annealed at 600°C, a superelastic strain of 5% and a transformation stress about 500MPa are achieved.

源语言英语
主期刊名Progress in Light Metals, Aerospace Materials and Superconductors
出版商Trans Tech Publications Ltd
页2257-2260
页数4
版本PART 4
ISBN(印刷版)0878494324, 9780878494323
DOI
出版状态已出版 - 2007
活动2006 Beijing International Materials Week, 2006 BIMW - International Conference on Superconducting Materials, ICSM 2006 - Beijing, 中国
期限: 25 6月 2006 → 30 6月 2006

丛书

姓名Materials Science Forum
编号PART 4
卷546-549
ISSN(印刷版)0255-5476
ISSN(电子版)1662-9752

会议

会议2006 Beijing International Materials Week, 2006 BIMW - International Conference on Superconducting Materials, ICSM 2006
国家/地区中国
市Beijing
时期25/06/06 → 30/06/06

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