用高能束流进行钛合金表面改性

概述了利用高能束流进行材料表面改性的技术及其对钛合金表面改性的应用。这些技术包括激光固态相变强化处理,激光表面熔凝处理、激光表面合金化、离子注入、离子束混合和离子束辅助气相沉积。钛合金经高能束流表面改性处理可以提高其表面硬度、耐磨性和耐腐蚀性能。

Surface Modification Investigation of Ti Alloys by High Energy Beams

The surface modification technologies of materials by high energy beams and their applications to the Ti alloys are reviewed in the present paper. The methods of the surface modification include laser phase transition hardening under solid state, laser surface melting-solidifying treatment, laser surface alloying, ion implantation, ion beam mixing and ion assisted physical vapor deposition. The surface hardness, wear resistent and corrosion resistant properties can be increased by mentioned above techologies.