铝合金激光表面处理
Laser Surface Treatment of Aluminum Alloys
张秋元, 李绪强, 王德云, 田永生
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作者单位：(山东大学 材料液态结构及其遗传性教育部重点实验室, 山东 济南 250061)
中文关键字：铝合金； 表面强化； 激光处理
英文关键字：aluminum alloys; surface strengthening; laser treatment
中文摘要：综述了铝合金激光表面处理的工艺方法和特点，包括激光重熔、激光合金化、激光熔覆等；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；总结了国内外在该研究领域的最新进展和激光处理过程中存在的问题，并阐明了改进方法。
英文摘要：The technical characteristics of laser surface modification of aluminum alloy, including laser surface alloying, laser surface remelting and laser surface cladding were discussed. The hardness, wear properties and corrosion behavior of laser treated layers were analyzed. The recent development in this field and the problems in laser treatment were summarized. The improving methods for laser surface treatment of aluminum alloys were also elucidated .