新型第三代粉末高温合金FGH100L的显微组织与力学性能

田甜,郝志博,贾崇林,葛昌纯

Microstructure and Properties of a New Third Generation Powder Metallurgy Superalloy FGH100L

Tian TIAN,Zhibo HAO,Chonglin JIA,Changchun GE

表2 不同工艺和固溶温度下FGH100L合金的室温拉伸性能

Table 2 Room temperature tensile properties of FGH100L alloy at different processes and solution temperatures

Processes Solution temperature / ℃ Rp0.2 / MPa Rm / MPa δ / % SF - 911 1078 27.5 SF+HIP+HT 1130 1100 1550 20.0 SF+HIP+IF+HT 1110 1180 1580 16.5 1130 1210 1620 21.5 1150 1100 1560 18.5 1170 1090 1540 15.0 AA-LSHR[26,27] 1130 1045 1538 15.0