两种“WRe”型低成本第二代镍基单晶高温合金的高温持久变形机制
周章瑞, 吕培森, 赵国旗, 张剑, 赵云松, 刘丽荣

Stress Rupture Deformation Mechanism of Two "Replacement of Re by W" Type Low-cost Second-generation Nickel Based Single Crystal Superalloys at Elevated Temperatures
ZHOU Zhangrui, LV Peisen, ZHAO Guoqi, ZHANG Jian, ZHAO Yunsong, LIU Lirong
表2 两种合金在不同条件下的持久性能数据
Table 2 Data of stress rupture properties of two alloys under different conditions
Alloys982℃/248 MPa1070℃/137 MPa
Stress rupture life / hElongation / %Stress rupture life / hElongation / %
8.0W+1.5Re2592824143
8.5W+1.0Re2513120745