合金成分对激光熔覆镍基合金熔覆层的影响
Influence of Alloy Composition on Cladding Layer of Nickel-based Alloy by Laser Cladding
李春蕾 1米国发 1李雷2
作者信息
- 1. 河南理工大学材料科学与工程学院,焦作 454003
- 2. 上海电机学院航空学院,上海 201306
- 折叠
摘要
激光熔覆技术制备的镍基合金熔覆层具有优良的耐磨性、耐腐蚀性及高温稳定性等,在工程应用中受到广泛关注.然而,在更为严苛和复杂的工作环境中,这些熔覆层的性能仍有待进一步提升.合金成分是影响镍基合金熔覆层性能的关键因素之一.概述了单一元素、陶瓷颗粒和稀土氧化物对激光熔覆镍基合金熔覆层的微观组织和性能的影响.同时,指出了激光熔覆镍基合金熔覆层面临的挑战,并展望了其应用前景和发展方向.
Abstract
Nickel-based alloy cladding layers manufactured by laser cladding technology has characteristics of excellent wear resistance,corrosion resistance,and high-temperature stability,which are indispensable in a myriad of engineering applications.Nevertheless,the performance of cladding layers need be inproved in more arduous and intricate operational conditions.The alloy composition is one of the key factors affecting properties of Ni-base alloy cladding layer.Effects of individual element,ceramic particles and rare earth oxides on microstructure characteristics and functional properties of nickel-based alloy cladding layer were summarized.Furthermore,the challenges on laser cladding of nickel-based alloys were identified and the potential avenues for advancement as well as future research directions were propected.
关键词
激光熔覆/镍基合金熔覆层/合金成分/微观组织/性能Key words
Laser Cladding/Nickel-based Alloy Cladding Layer/Alloy Composition/Microstructure/Properties引用本文复制引用
出版年
2024
NETL
NSTL
万方数据