激光技术在材料表面改性方面的研究进展

Research Progress of Laser Technology in Surface Modification of Materials

阐述了激光技术在材料表面改性方面的研究进展,介绍了激光表面重熔(LSM)、激光表面熔覆(LC)及激光表面合金化(LSA)对基材表面组织及性能的影响。相比传统的表面处理技术,激光表面改性技术显著的提高材料的耐磨、耐腐蚀性能,延长工件的使用寿命和服役时间并展望了激光表面改性技术未来的发展前景和经济效益。

The research progress of laser technology on the surface modification of materials was expounded. The effects of laser surface remelting （LSM）, laser surface cladding （LC） and laser surface alloying （LSA） on the surface organization and performance are introduced. Compared with the traditional surface treatment technology, the laser surface modification technology can significantly improve the wear resistance and corrosion resistance of the material surface, prolong the service life and service time of the workpiece. The development and economic benefits of laser surface modification technology are prospected.