Zr含量对Nb-Ti-Si基超高温合金组织及抗氧化性能的影响
曾宇翔1,郭喜平1(
),乔彦强1,聂仲毅2
),乔彦强1,聂仲毅2
EFFECT OF Zr ADDITION ON MICROSTRUCTURE AND OXIDATION RESISTANCE OF Nb-Ti-Si BASE ULTRAHIGH-TEMPERATURE ALLOYS
Yuxiang ZENG1,Xiping GUO1(),Yanqiang QIAO1,Zhongyi NIE2
),Yanqiang QIAO1,Zhongyi NIE2
图1. Nb-22Ti-15Si-5Cr-3Hf-3Al-xZr合金在电弧熔炼态的XRD谱
Fig.1. XRD spectra of the as-cast Nb-22Ti-15Si-5Cr-3Hf-3Al-xZr alloys (0Zr, 0.5Zr, 1Zr, 2Zr, 4Zr and 8Zr represent x=0, x=0.5, x=1, x=2, x=4 and x=8 alloys, respectively. Nbss is Nb solid solution)
