长时热暴露对一种热障涂层/DZ411镍基高温合金体系界面组织演变的影响

袁鸿渊, 张思倩, 王栋, 张英建, 马力, 于明涵, 张浩宇, 周舸, 陈立佳

Effect of Long-term Thermal Exposure on Microstructure Evolution of Interface Thermal Barrier Coating/DZ411 Ni-based Superalloy

YUAN Hongyuan, ZHANG Siqian, WANG Dong, ZHANG Yingjian, MA Li, YU Minghan, ZHANG Haoyu, ZHOU Ge, CHEN Lijia

表2 涂层中各相的成分

Table 2 The composition of each phase in the coating (mass fraction, %)

Al Cr Co Y O Ni β phase 14.1 15.5 28.8 0.8 - Bal. γ phase 4.1 27.0 42.1 0.3 - Bal. Al2O3 53.0 2.2 2.1 - 40.8 Bal.