比较了激光熔覆技术和目前常见的核电阀门密封面强化工艺,指出激光熔覆技术是最具应用前景的工艺方法.分析了激光熔覆技术在核电阀门密封面强化中的研究及应用状况,指出了激光熔覆层质量现存的主要问题,并提出了相应的解决方法.
Laser cladding is indicated as the most potential way to improve the quality of the nuclear valves sealing surface compared with conventional hardening processes. The research and application of laser cladding on hardening nuclear valves sealing surfaces are analyzed. The existing quality problems of laser cladding layer are shown and the corresponding solutions are proposed.
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