激光合金化技术在表面改性中的应用研究进展  

Research Progress in Application of Laser Alloying Technology in Surface Modification

作　　者：林基辉 刘德鑫 李耀 戴姣燕[1] 陈垚 张伟樯 徐金富[1] LIN Jihui;LIU Dexin;LI Yao;DAI Jiaoyan;CHEN Yao;ZHANG Weiqiang;XU Jinfu(School of Materials and Chemical Engineering,Ningbo University of Technology,Ningbo 315211,China;School of Materials Science and Engineering,Chang'an University,Xi'an 710061,China;Gas Recovery Technology Research Institute,Petrochina Changqing Oil Field Branch Second Extraction Factor,Yulin 719000,China)

机构地区：[1]宁波工程学院材化学院,浙江宁波315211 [2]长安大学材料科学与工程学院,陕西西安710061 [3]中国石油长庆油田分公司第二采气厂采气工艺研究所,陕西榆林719000

出　　处：《热加工工艺》2020年第8期13-16,共4页Hot Working Technology

基　　金：宁波工程学院奉化研究院科学基金项目(FHI-018106);工业重大(重点)择优委托科技攻关项目(2016B10023)。

摘　　要：激光表面改性技术是将金属热处理技术和激光技术结合在一起的一种新型技术,主要包括激光合金化、激光熔覆以及激光表面热处理等。激光合金化技术操作简单且周期短,因此在材料表面改性技术中得到广泛应用。综述了近年来国内外激光合金化技术在材料表面改性中的应用及研究进展,并指出未来激光合金化技术发展的主要趋势。Laser surface modification technology is a new technology which combines metal heat treatment and laser technology,including laser alloying,laser cladding and laser surface heat treatment.Laser alloying technology has been widely used in material surface modification because of its simple operation and short period.The application of laser alloying technology in surface modification of materials in recent years was reviewed.The main development trend of laser alloying technology in the future was pointed out.

关 键 词：激光合金化 预置粉末法 表面改性技术 

分 类 号：TG174.445[金属学及工艺—金属表面处理]