先进镍基粉末高温合金FGH4108在不同应力条件下的蠕变行为

李新宇, 白佳铭, 张浩鹏, 李晓鲲, 贾建, 刘常升, 刘建涛, 张义文

Creep Behavior of Advanced Powder Metallurgy Nickel-Based Superalloys FGH4108 Under Different Stress Conditions

LI Xinyu, BAI Jiaming, ZHANG Haopeng, LI Xiaokun, JIA Jian, LIU Changsheng, LIU Jiantao, ZHANG Yiwen

图4 在700 ℃不同应力条件下粗晶试样和细晶FGH4108合金的蠕变性能

Fig.4 Creep properties of the coarse grain (a, b) and fine grain (c, d) samples under different stress conditions at 700 oC (a, c) creep plastic strain curve (b, d) creep rate curve