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| 增材制造Ti-6Al-4V合金组织调控研究现状 |
| Research Status of Microstructure Control in Additive Manufacturing of Ti-6Al-4V Alloy |
| Received:August 06, 2021 |
| DOI：10.3969/j.issn.1674-6457.2022.04.021 |
| 中文关键词: 增材制造 Ti-6Al-4V合金 组织调控 α+β组织 |
| 英文关键词: additive manufacturing Ti-6Al-4V alloy microstructure control α+β microstructure |
| 基金项目:重庆市科技局基础研究项目(cstc2019jcyj-msxmX0284);重庆英才计划(CQYC201905100);重庆市高校创新研究群体(CXQT21030) |
| Author Name | Affiliation | | XU Chao | School of Metallurgy and Material Engineering, Chongqing University of Science and Technology, Chongqing 401331, China | | HE Qing-song | School of Metallurgy and Material Engineering, Chongqing University of Science and Technology, Chongqing 401331, China | | TAN Bin | School of Metallurgy and Material Engineering, Chongqing University of Science and Technology, Chongqing 401331, China | | HUANG Xu | School of Metallurgy and Material Engineering, Chongqing University of Science and Technology, Chongqing 401331, China | | DAI Qing-wei | School of Metallurgy and Material Engineering, Chongqing University of Science and Technology, Chongqing 401331, China | | WANG Peng | Stomatological Hospital of Chongqing Medical University, Chongqing 400015, China | | TAN Fa-bing | Stomatological Hospital of Chongqing Medical University, Chongqing 400015, China |
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| 中文摘要: |
| 增材制造技术可实现复杂钛合金零件的快速成形，制造的Ti-6Al-4V合金具有较高的强度以及优异的高温性能，被广泛应用于航空、医疗等各大领域。综述了金属增材制造的典型工艺，分析了Ti-6Al-4V合金的相变特征，总结了选区激光熔化制造Ti-6Al-4V的力学性能和组织调控方法，着重分析了热处理温度、冷却速率、变质处理以及超声冲击等对合金组织的影响;展望了增材制造Ti-6Al-4V合金的主要发展方向。 |
| 英文摘要: |
| Additive manufacturing technology can realize the rapid prototyping of complex titanium alloy parts. Ti-6Al-4V alloy has high strength and excellent high temperature performance, which is widely used in aerospace and medical fields. In this paper, the typical processes of metal additive manufacturing are summarized, the phase transfermation behavior of Ti-6Al-4V are analyzed, and the mechanical properties and microstructure control methods of selective laser melting Ti-6Al-4V are summarized; The effects of heat treatment temperature, cooling rate, modification and ultrasonic impact on the microstructure are emphatically analyzed. The main development direction of additive manufacturing Ti-6Al-4V is prospected. |
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