热等静压成形Inconel 718粉末合金的显微组织和力学性能

徐磊, 田晓生, 吴杰, 卢正冠, 杨锐

Microstructure and Mechanical Properties of Inconel 718 Powder Alloy Prepared by Hot Isostatic Pressing

XU Lei, TIAN Xiaosheng, WU Jie, LU Zhengguan, YANG Rui

表1 Inconel 718粉末合金构件本体和随炉试棒的力学性能

Table 1 Mechanical properties of PM Inconel 718 component and test bars

Sample Temperature Tensile property Impact property Stress rupture life UTS / MPa YS / MPa El / % Z / % J h Wrought[19] RT 1275-1400 1030-1167 12-21 15.0 30 - Component RT 1273 1086 4.5 4.0 8 - Test bar RT 1321 1044 15.0 13.0 35 - Wrought[19] 650oC 1000-1200 860-1000 12-19 15.0 - ≥ 25 Component 650oC 1164 927 4.0 4.0 - 26 Test bar 650oC 1180 997 13.0 19.0 - 37