文档介绍：第卷第期航空学报
23 5 Vol. 23 No. 5
年月
2002 9 ACTA AERONAUTI CA ET AsTRONAUTI CA sI NI CA sep. 2002
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文章编号: ( )
1000-6893 2002 05-0473-06
金属材料激光表面改性与高性能金属零件激光
快速成形技术研究进展
王华明
(北京航空航天大学材料科学与工程学院激光材料加工与表面工程实验室,北京)
100083
RESEARCH PROGRESS ON LASER SURFACE MODIFICATI ONS OF METALLIC MATERI ALS
AND LASER RAPI D FORMI NG OF HI GH PERFORMANCE PONENTS
WANG -ua- mi ng
( ,
Laboratory of Laser materials processi ng and surface Engi neeri ng school of materials science and
, , , )
Engi neeri ng Beiji ng University of Aeronautics and Astronautics Beiji ng 100083 Chi na
摘要:简要报道本实验室目前在先进航空金属材料激光表面改性及高性能金属零件激光快速成形技术研
究与应用的新进展。主要内容包括(: )钛合金耐磨阻燃激光表面合金化与激光熔覆表面改性技术;( )刷式
1 2
密封及指尖密封跑道高温自润滑耐磨涂层新材料及其激光熔覆制备新技术;( )难熔金属硅化物复合材料高
3
温耐磨耐蚀多功能涂层新材料及激光熔覆涂层技术(; )高性能/梯度性能钛合金及高温合金结构件激光快速
4
成形技术。
关键词:激光表面改性;钛合金;金属间化合物复合材料涂层;高温磨损;激光快速成形
中图分类号: ; 文献标识码:
TG665 V252 A
: ( , )
Abstract progress of research and applications on laser surface modifications laser surface alloyi ng laser claddi ng
of advanced aeronautical metallic materials and laser rapid f or mi ng of high- perf or mance ponents current-
ly undertaken i n t he Laboratory of Laser materials processi ng and surface Engi neeri ng is briefly revieWed and t he
( )
potential applications i n t he aircraft and gas turbi ne engi nes are prosp