钛及钛合金的激光表面改性研究现状

硬度低、耐磨性能差是制约钛合金发展的关键问题,而激光表面改性处理是解决这一问题的有效途径。结合近年来激光表面改性处理的研究进展,综述了激光表面处理的影响因素,激光表面处理表层的组织、性能及缺陷控制,并指出了目前存在的问题和今后研究的重点方向。

Review on laser surface modification of titanium and titanium alloys

Titanium and titanium alloys are widely used in many fields because of their specific properties such as light density,high strength and excellent corrosion resistance.However poor mechanical properties limit their practical applications.Laser surface modification is a promising technique to improve the surface properties of titanium and titanium alloys.In this paper,recent developments on laser surface modification namely laser surface alloying,laser cladding and laser surface remelting are reviewed.The re...