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8. 0Zr, 2Zr和8Zr合金经1250 ℃, 50 h氧化后氧化膜横截面的BSE像
Fig.8. BSE images of cross-sections of scales of 0Zr (a, b), 2Zr (c, d) and 8Zr (e, f) alloys after oxidation at 1250 ℃ for 50 h at low (a, c, e) and high (b, d , f) magnification
