γ-TiAl合金在700 ℃空气中的长时高温氧化行为和组织演变
周志春, 刘仁慈, 张建达, 杨超, 崔玉友, 杨锐

Long-Term Oxidation Behavior and Microstructural Evolution of γ-TiAl Alloys at 700 oC in Air
ZHOU Zhichun, LIU Renci, ZHANG Jianda, YANG Chao, CUI Yuyou, YANG Rui
图3 45XD和4822合金样品在700 ℃空气中氧化不同时间后的表面XRD谱
Fig.3 XRD spectra of surfaces of 45XD (a) and 4822 (b) alloy specimens after oxidation at 700 oC in air for different time