Application of Surface Treatment Technologies in Aerospace Materials

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.