一种细晶铸造镍基高温合金的组织与力学性能*
杨金侠, 孙元, 金涛, 孙晓峰, 胡壮麒

MICROSTRUCTURE AND MECHANICAL PROPERTIES OF A Ni-BASED SUPERALLOY WITH REFINED GRAINS
YANG Jinxia, SUN Yuan, JIN Tao, SUN Xiaofeng, HU Zhuangqi
表3 在982 ℃和应力186 MPa时合金在不同条件的持久性能
Table 3 Stress-rupture properties of tested alloy at 982 ℃ and 186 MPa in different conditions
Condition τ / h δ / %
Rg1 64.3 6.28
Rg3 58.2 7.14
Rf1 57.2 7.04
Rf2 50.1 7.20