表面处理技术在航天材料中的应用

Application of Surface Treatment Technologies in Aerospace Materials

航天装备的服役环境严酷复杂,材料表面性能直接影响着航天装备是否能够在严酷复杂的环境中长期服役,材料表面处理技术是提高航天用材料表面性能的有力手段之一。对近年来航天工业用各种材料表面处理技术,包括阳极氧化、微弧氧化、电镀、热喷涂、气相沉积及其他一些表面处理技术等进行了概括性的介绍,对上述各种表面处理技术的研究热点以及在不同航天工业用材料上的应用研究现状及取得的最新进展进行了综述;并简要指出了航天工业用材料表面处理技术的发展方向。

The service environments for aerospace equipments are very complex and severe,and the surface properties of the materials affect the abilities of the aerospace equipments directly to serve in the harsh and complex environments for a long time.Surface treatment technology is one of the effective means to improve the surface properties of the aerospace materials.The surface treatment technologies used in the aerospace industry in recent years,including anodic oxidation,micro arc oxidation,electroplating,thermal spraying,vapor deposition and other surface treatment technologies,were introduced generally.The research hotspots of various surface treatment technologies as well as the applied research status and the latest progress in different aerospace materials were reviewed.The development directions of the surface treatment technologies for aerospace industry were briefly pointed out.