两种高代次镍基单晶高温合金热机械疲劳中的再结晶行为

赵鹏, 谢光, 段慧超, 张健, 杜奎

Recrystallization During Thermo-Mechanical Fatigue of Two High-Generation Ni-Based Single Crystal Superalloys

ZHAO Peng, XIE Guang, DUAN Huichao, ZHANG Jian, DU Kui

表1 第三代和第四代镍基单晶高温合金的名义化学成分 (mass fraction / %)

Table 1 Chemical compositions of the studied Ni-based single crystal superalloys

Alloy Co Cr Mo W Al Ta Re Ru Ni Third-gen. 9 3.5 1.5 6 6.5 9 4 0 Bal. Fourth-gen. 9 3.5 1.5 6 6.5 9 4 3 Bal.