摘要 金属材料表面改性技术是一门新兴的技术，主要包括激光表面改性、离子注入法、物理气相沉积法和热喷涂等，简述了该4种技术的研究和发展现状，对各种技术的原理和应用状况分别加以描述，最后总结了材料表面改性技术的发展前景。
关键词 激光表面改性 离子注入 物理气相沉积 Research and Development of Surface Modification Technology of Metal Materials
CHENG Tingyu, ZHENG Feng
(Shanghai Baosteel Engineering & Technology Co., Ltd., Shanghai 201900)
Abstract The surface modification technology of metal materials is a new technology, mainly including laser surface modification, ion implantation, PVD and thermal spraying and so on. This article describes the research and development situation of these technologies and presents the principle and application situation of each technology, and at last summarizes the prospect of the surface modification technology of metal materials.
Key words laser surface modification, ion implantation, PVD