摘要
镍基铸造高温合金是航空发动机与燃气轮机生产制造过程中应用的主要材料之一,在航空航天、能源工业、船舶舰艇等领域有着广泛的应用。现代航空工业的飞速发展离不开高温合金综合性能的快速提升,而热等静压技术在镍基铸造高温合金领域的应用对镍基铸造高温合金综合性能的改进方面发挥了举足轻重的作用。本文介绍了热等静压技术的工作原理与应用发展历史,总结了热等静压技术在镍基铸造高温合金领域的研究应用现状,重点阐述了热等静压技术对铸造高温合金的致密化作用机理与组织性能影响、热等静压对长期服役镍基铸造高温合金组织修复研究以及实现两种镍基高温合金扩散连接的应用优势与研究成果。同时指出热等静压技术研究中存在的一些问题及国内热等静压技术在镍基铸造高温合金领域的发展趋势。
Nickel-based cast superalloy is one of the main materials applied in the manufacture of aeroengine and gas turbine,and it is widely applied in aerospace,energy industry and shipbuilding industries etc.The rapid development of modern aviation industry is inseparable from the rapid improvement of the comprehensive performance of superalloys,and the application of hot isostatic pressing technology in the field of nickel-based casting superalloys plays a pivotal role in improving the comprehensive performance of nickel-based casting superalloys.In this paper,the working principle and application history of hot isostatic pressing technology were introduced.The research and application status of hot isostatic pressing technology in the field of nickel-based casting superalloys was summarized.The research on the effect of hot isostatic pressing on the densification mechanism and microstructure properties of cast superalloys,research on hot isostatic pressing on the microstructure repair of nickel-based cast superalloys in long-term service,and research on the realization of the diffusion bonding of two nickel-based superalloys progress are highlighted and elaborated.At the same time,some problems in the research of hot isostatic pressing technology and the development trend of domestic hot isostatic pressing technology in the field of nickel-based cast superalloys were pointed out.
作者
宋富阳
张剑
郭会明
张迈
赵云松
沙江波
SONG Fu-yang;ZHANG Jian;GUO Hui-ming;ZHANG Mai;ZHAO Yun-song;SHA Jiang-bo(School of Materials Science and Engineering,Beihang University,Beijing 100191,China;Key Laboratory of Advanced High Temperature Structural Materials,AECC Beijing Institute of Aeronautical Materials,Beijing 100095,China;AECC Sichuan Gas Turbine Establishment,Chengdu 610500,China;School of Materials Science and Engineering,University of Science and Technology Beijing,Beijing 100083,China)
出处
《材料工程》
EI
CAS
CSCD
北大核心
2021年第1期65-74,共10页
Journal of Materials Engineering
关键词
热等静压
镍基铸造高温合金
致密化
损伤修复
扩散连接
hot isostatic pressing
nickel-base cast superalloy
densification
damage rePair
diffusion bonding
