增材制造与铸造钛铝合金的微观组织及高温氧化行为对比研究

祝丁丁, 赵希雅, 张晓美, 梅子期, 逯文君, 王帅

Comparative Characterization of Microstructure and High-temperature Oxidation Behavior of Additive Manufacturing and Casting TiAl Alloy

ZHU Dingding, ZHAO Xiya, ZHANG Xiaomei, MEI Ziqi, LU Wenjun, WANG Shuai

图6 增材制造和铸造TNM合金在900 ℃氧化后的横截面氧化层厚度以及氧化增重随时间变化氧化动力学曲线(误差棒表示基于多次测量的标准偏差不确定度，实线为抛物线方程拟合结果)

Fig.6 Oxidation kinetic curves showing the changes of cross-sectional oxide layer thickness (a) and oxidation mass gain with time (b) for additively manufactured and cast TNM alloys after oxidation at 900 oC (The error bars represent the standard deviation uncertainty based on multiple measurements, and the solid lines are the fitting results of the parabolic equation)