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1 实验合金和涂层的名义成分

Table 1 Nominal composition of experimental alloy and coating (mass fraction，%)

Co Cr Al Ti Ta W Mo C Y Ni DZ411 9.0 13.5 3.0 4.6 2.5 3.5 1.3 0.1 - Bal. NiCoCrAlY 33 22 10 - - - - - 0.4 Bal.