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摘要: |
阐述了镍基高温合金在航空发动机中的重要作用,介绍了镍基高温合金钎焊用银基钎料、铜钎料、金基钎料和镍基钎料,列举了钎料中常用的合金添加元素及其对钎料性能的影响,归纳了4种钎料在镍基高温合金钎焊中的研究现状,并进行了总结与展望。 |
关键词: 镍基高温合金 钎料 合金元素 力学性能 组织 |
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Progress of brazing filler materials used for nickel base superalloy |
Xu Xinxing1,Dong Honggang1,Chen Jingyang2
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Abstract: |
This paper described the important role of nickel base superalloy played in aeroengine,and introduced four types of brazing filler metals (B-Ag,B-Cu,B-Au,B-Ni) used in nickel base superalloy. Meanwhile,the common adding alloy elements in brazing filler metals and their specific effects were analyzed. This paper also summarized the research status of brazing filler metals used in nickel base superalloy and discussed the research prospects. |
Key words: nickel base superalloy brazing filler metal alloying element mechanical properties microstructure |