锆合金激光表面改性研究现状及展望  

Research Status and Prospect of Laser Surface Modification of Zr Alloys

作　　者：王月圆 柴林江[1,2] 吴璐 潘虎成[3] 张伟 麻彦龙[1] WANG Yueyuan;CHAI Linjiang;WU Lu;PAN Hucheng;ZHANG Wei;MA Yanlong(College of Materials Science and Engineering,Chongqing University of Technology,Chongqing 400054,China;Nuclear Power Institute of China,Chengdu 610041,China;Key Laboratory for Anisotropy and Texture of Materials(Ministry of Education),Northeastern University,Shenyang 110819,China)

机构地区：[1]重庆理工大学材料科学与工程学院,重庆400054 [2]中国核动力研究设计院,成都610041 [3]东北大学材料各向异性与织构教育部重点实验室,沈阳110819

出　　处：《重庆理工大学学报（自然科学）》2020年第9期159-166,共8页Journal of Chongqing University of Technology：Natural Science

基　　金：国防科技工业核动力技术创新中心项目(HDLCXZX-2020-HD-32);反应堆燃料及材料重点实验室基金项目(6142A06190510);重庆英才·创新创业领军人才计划项目(CQYC201903051)。

摘　　要：锆及其合金在核工业、化工和生物医学领域均有着重要的工程应用,而这些应用往往对其表面性能(耐腐蚀、抗氧化、耐磨损等)有较高要求。激光表面处理具有效率高、加工方便等一系列优点,被视为一种非常有前景的表面改性方法,近年来受到众多研究人员的关注。针对锆合金激光表面改性(包括激光重熔、激光合金化和激光熔覆)方面的国内外研究现状进行了综述,并对较为新颖的高熵合金涂层进行了简单介绍,讨论了通过激光熔覆法在锆合金表面制备高熵合金涂层的情况。最后,结合相关研究进展,对锆合金激光表面改性今后的研究工作进行了展望。Zr and its alloys have important engineering applications in nuclear,chemical and biomedical industries that often have high requirements on surface properties(like corrosion-,oxidation-and wear resistance).In recent years,laser surface treatment has been recognized as a very feasible and effective surface modification method and attracted an increasing number of attentions.The general research status of laser surface modification of Zr alloys(including laser remelting,laser alloying and laser cladding)is concisely reviewed.The latest research results of high entropy alloy coatings and those prepared on Zr alloys by laser cladding are briefly introduced.In the end,the future research prospect of laser surface modification of Zr alloys is tentatively discussed.

关 键 词：锆合金 激光表面重熔 表面合金化 激光熔覆 高熵合金涂层 

分 类 号：TG178[金属学及工艺—金属表面处理]