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选区激光熔化成形NiTi合金性能调控研究进展
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作者单位:

1.兰州理工大学 省部共建有色金属先进加工与再利用国家重点实验室,甘肃 兰州 730050;2.兰州理工大学 温州泵阀工程研究院,浙江 温州 325105

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中图分类号:

TG139.6;TG146.1+5

基金项目:

国家自然科学基金(52265050);兰州市青年科技创新人才项目(2023-QN-90);温州市科技计划(2023G0157)


Research and Development in Property Control of NiTi Alloys Fabricated by Selective Laser Melting
Author:
Affiliation:

1.State Key Laboratory of Advanced Processing and Recycling of Nonferrous Metals,Lanzhou University of Technology, Lanzhou 730050, China;2.Wenzhou Pump and Valve Engineering Research Institute, Lanzhou University of Technology, Wenzhou 325105, China

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    摘要:

    NiTi合金因其出色的形状记忆和超弹性效应、良好的耐腐蚀性和生物相容性,在航空航天、生物医疗等领域有着巨大的应用潜力。因其自身材料特性,基于传统加工工艺难以精确构筑复杂构型部件,严重限制着其规模化应用与发展。选区激光熔化技术(selective laser melting,SLM)作为一种先进的快速成型技术可实现金属构件的一体化近净成形,特适合于低成本快速制造具有复杂结构的NiTi合金构件。本文综述了近年来国内外关于SLM调控NiTi合金性能的研究进展,重点评述了SLM对合金相变行为、力学性能和功能特性的影响规律及调控策略,揭示了NiTi合金性能失效机制,并展望了SLM成形NiTi合金研究中需重点突破的难题和未来发展方向,为保障生命安全和身体健康,推进医工交叉学科的快速发展提供参考。

    Abstract:

    NiTi shape memory alloy has a great potential application in aerospace and biomedical fields due to its excellent shape memory effect, superelasticity effect, good corrosion resistance and biocompatibility. However, the poor processability and weldability restrict its application. Selective laser melting as an advanced rapid forming technique can achieve integrated near-net shape formation of alloy parts, which is very suitable for the low-cost and rapid manufacturing of nickel-titanium alloy components with complex structures. In this paper, the research progress on the property control of NiTi alloys via the selective laser melting technique was summarized, and the influential factors and adjustment strategies of the phase transition behavior, mechanical properties and functional properties as well as the failure mechanism of NiTi shape memory alloy were also stated. Furthermore, the challenges and future research orientations of the NiTi alloy fabrication were prospected, providing reference for the life safety and health, and promoting the rapid development of medical-industrial interdisciplinary.

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张刚,田卓原,石玗,樊丁.选区激光熔化成形NiTi合金性能调控研究进展[J].稀有金属材料与工程,2025,54(5):1353~1366.[Zhang Gang, Tian Zhuoyuan, Shi Yu, Fan Ding. Research and Development in Property Control of NiTi Alloys Fabricated by Selective Laser Melting[J]. Rare Metal Materials and Engineering,2025,54(5):1353~1366.]
DOI:10.12442/j. issn.1002-185X.20240801

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历史
  • 收稿日期:2024-12-09
  • 最后修改日期:2024-12-30
  • 录用日期:2025-01-03
  • 在线发布日期: 2025-05-23
  • 出版日期: 2025-05-22