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1)  Nb-silicide-based ultrahigh temperature alloy
铌硅化物基超高温合金
1.
Si-Y2O3 co-deposition coatings on Nb-silicide-based ultrahigh temperature alloy were prepared by pack cementation processes.
采用Si-Y2O3包埋共渗工艺在铌硅化物基超高温合金表面制备Y改性的硅化物涂层,研究其在1250℃的恒温氧化性能。
2.
Si-Y2O3 co-deposition coatings on an Nb-silicide-based ultrahigh temperature alloy were prepared by pack cementation processes at 1 050,1 150 and 1 250 ℃ for 5,10,15 and 20 h,respectively.
采用Si-Y2O3包埋共渗工艺在铌硅化物基超高温合金表面制备Y改性的硅化物涂层,共渗温度分别为1050、1150和1250℃,共渗时间分别为5、10、15和20h。
2)  Nb-based ultrahigh temperature alloy
铌基超高温合金
1.
Structure formation of co-deposition of Si and Al coatings on advanced Nb-based ultrahigh temperature alloy by pack cementation process;
铌基超高温合金表面Si-Al包埋共渗抗氧化涂层的组织形成
2.
Structure of Al-modified silicide coatings on a Nb-based ultrahigh temperature alloy by pack cementation process;
铌基超高温合金包埋渗铝改性硅化物涂层结构
3.
Si-Y co-deposition coatings on an advanced Nb-based ultrahigh temperature alloy were prepared by pack cementation process at 1050 and 1150℃for 5-20 h,respectively.
通过在1050和1150℃包埋Si-Y共渗5—20 h的方法在铌基超高温合金上制备抗氧化涂层,对涂层结构、相组成和形成过程进行了分析。
3)  Nb silicide-based alloys
铌硅化物基合金
4)  advanced niobium-silicide based ultrahigh temperature alloy
新型Nb硅化物基超高温合金
1.
An advanced niobium-silicide based ultrahigh temperature alloy was prepared by vacuum consumable arc-melting method.
本文设计了新型Nb硅化物基超高温合金的成分,并采用真空自耗电弧熔炼法制备了其母合金锭。
5)  multicomponent Nb-based super-high temperature alloy
多元铌基超高温合金
1.
Four batches of multicomponent Nb-based super-high temperature alloys with different compositions have been prepared by vacuum consumable arc-melting or vacuum non-consumable arc-melting.
采用真空自耗电弧熔炼和真空非自耗电弧熔炼2种工艺熔炼了4种不同成分的多元铌基超高温合金,研究了合金成分及熔炼工艺对组织的影响规律。
6)  high temperature niobium alloys
高温铌合金
补充资料:高温铌合金
分子式:
CAS号:

性质: 以铌为基加入其他合金元素组成的和用作高温材料的合金。加入的合金元素种类多,加入量大。加钨、钼、钽可达到固溶强化作用,加钛、锆、铪达到沉淀强化作用。有高强铌合金(如牌号F-48,WC3015等)、中强延性铌合金(如牌号FS-85,Cb-752,C129-Y等)和低强高延性铌合金(如C103,Cb-1Zr,D-36等)三类。一般采用电子束炉-自耗电弧双联熔炼工艺制取。主要用于航天航空工业用作高温结构材料,如火箭喷嘴、火箭发动机辐射套筒等。

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