Ti6Al4V合金表面激光熔覆功能复合涂层研究进展  

Research Progress of Functional Composite Coatings on Ti6Al4V Alloy Surface Prepared by Laser Cladding Technique

作　　者：张晓伟[1] 刘洪喜[1] 蒋业华[1] 王传琦[1] 曾维华[1] 

机构地区：[1]昆明理工大学,云南昆明650093

出　　处：《稀有金属材料与工程》2012年第1期178-183,共6页Rare Metal Materials and Engineering

基　　金：国家自然科学基金(51165015);云南省自然科学基金(2008ZC021M);昆明理工大学创新基金(2010YB025)资助

摘　　要：Ti6Al4V合金表面激光熔覆功能复合涂层能显著提高合金的摩擦磨损、高温抗氧化性能。本文在总结和评述Ti6Al4V合金表面激光熔覆功能复合涂层材料体系及性能的基础上,提出了该工艺存在的不足及解决途径,并对其发展进行了展望。The functional composite coatings on Ti6Al4V alloy surface prepared by laser cladding can greatly improve the friction and wear behavior and high temperature oxidation resistance,which resu1ts in a widespread application in aeronautics and astronautics,energy resources,chemical industry and biomedical materials fields.In this paper,the research of functional composite coatings on the surface of Ti6Al4V alloy prepared by laser cladding is reviewed.In addition,a variety of performance characteristics,applications and development of the material systems about functional composite coatings are summarized.The deficiency and new design philosophy of functional composite coatings by laser cladding are also proposed.

关 键 词：激光熔覆 TI6AL4V 功能复合涂层 研究进展 

分 类 号：TG174.44[金属学及工艺—金属表面处理]