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纯钛表面激光硼化及其摩擦学性能
引用本文:郭纯,周健松,安宇龙,俞友军,周惠娣,陈建敏.纯钛表面激光硼化及其摩擦学性能[J].材料科学与工程学报,2009(5).
作者姓名:郭纯  周健松  安宇龙  俞友军  周惠娣  陈建敏
作者单位:中国科学院兰州化学物理研究所固体润滑国家重点实验室;中国科学院研究生院;
基金项目:“西部之光”资助项目; 创新群体基金资助项目(50421502)
摘    要:利用激光合金化技术在纯钛表面制备了TiB2合金化层。用XRD和SEM分析了合金化层的组成和组织结构。在CSM栓-盘摩擦磨损试验机上对钛及合金化层的摩擦磨损性能进行测试。结果表明:合金化层的主要成份是TiB2,合金化层表层的组织结构主要为柱状晶,合金化层的显微硬度达到1600HV0.1,TiB2合金化层的耐磨性能优于纯钛。

关 键 词:  激光合金化  组织结构  摩擦磨损性能  

Tribological Properties of TiB_2 Coatings Produced by Laser Surface Boronizing on Pure Ti
GUO Chun,ZHOU Jian-song,AN Yu-long.Tribological Properties of TiB_2 Coatings Produced by Laser Surface Boronizing on Pure Ti[J].Journal of Materials Science and Engineering,2009(5).
Authors:GUO Chun  ZHOU Jian-song  AN Yu-long
Affiliation:GUO Chun~(1,2),ZHOU Jian-song~1,AN Yu-long~(1,YU You-jun~(1,ZHOU Hui-di~1,CHEN Jian-min~1(1.State Key Laboratory of Solid Lubrication,Lanzhou Institute of Chemical Physics,Chinese Academy of Sciences,Lanzhou 730000,China,2.Graduate University of Chinese Academy of Sciences,Beijing 100039,China)
Abstract:TiB_2 coatings were prepared on pure Ti by laser surface boronizing.Crystalline phase and microstructure of the coatings were analyzed by X-ray diffractometry(XRD) and Scanning electron microscopy(SEM).Tribological properties were examined using pin-on-disk tester under dry sliding conditions.It has been found that the coatings were composed of TiB_2 phases,the crystal structure of the coatings is sticklike and the coatings have high surface micro-hardness(1600HV_(0.1)).The coatings have excellent wear resi...
Keywords:Titanium  laser boronizing  microstructure  friction and wear properties  
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