铝合金激光表面强化的研究进展  

Progress in strengthening of aluminium alloy surface by laser

作　　者：纪红[1] 许越[2] 吕祖舜[1] 周德瑞[1] 

机构地区：[1]哈尔滨工业大学应用化学系,黑龙江哈尔滨150001 [2]北京航空航天大学材料科学与工程学院,北京100083

出　　处：《材料科学与工艺》2003年第2期220-224,共5页Materials Science and Technology

摘　　要：综述了铝合金表面激光强化的工艺方法和特点,阐述了铝合金激光表面强化层的组织特征、硬度变化及其耐磨、耐蚀性能,总结了国内外在此研究领域的最新进展.The processes and characteristics of strengthening aluminium alloy surfaces by laser, including laser surface alloying, laser surface remelting and laser surface cladding are described, and the hardness, wear properties and corrosion behavior of laser treated layers are analyzed, and the recent development in this field are also summarized.

关 键 词：铝合金 激光表面强化 激光重熔区 激光熔覆层 激光合金化区 

分 类 号：TG174.445[金属学及工艺—金属表面处理]