Al2O3 涂层对硅基陶瓷型芯与镍基单晶高温合金界面反应的影响

何家宝, 王亮, 张朝威, 邹明科, 孟杰, 王新广, 姜肃猛, 周亦胄, 孙晓峰

Effect of Al2O3 Coating on Interface Reaction Between Si-Based Ceramic Core and Ni-Based Single-Crystal Superalloy

HE Jiabao, WANG Liang, ZHANG Chaowei, ZOU Mingke, MENG Jie, WANG Xinguang, JIANG Sumeng, ZHOU Yizhou, SUN Xiaofeng

表2 图7b中点1和2的EDS结果 (mass fraction / %)

Table 2 EDS results of points 1 and 2 in Fig.7b

Point Al O Ni Si Co Cr Re Mo W Ta Hf C 1 0.62 0.58 20.05 2.24 7.77 0.62 23.24 3.71 24.76 6.85 3.84 5.73 2 0.14 0.51 9.10 0.60 2.83 0.40 39.41 – 34.58 4.06 3.58 4.81