GH4151难变形高温合金的拉伸行为及其断裂失效机制
崔天亮, 谢兴飞, 温晓灿, 吕少敏, 曲敬龙, 杜金辉

Tensile Behavior and Fracture Mechanism of Hard-to-Deform GH4151 Superalloy
CUI Tianliang, XIE Xingfei, WEN Xiaocan, LYU Shaomin, QU Jinglong, DU Jinhui
表2 不同温度拉伸后GH4151合金断口中二次γ'相球形度
Table 2 Circularities of secondary γ' phases in GH4151 alloys after tensile testing at various temperatures
Tensile temperatureoCMedian circularityAverage circularity
230.7930.782
5500.7870.785
6500.8060.796
7500.7890.786
8000.8110.808
9500.8520.849