选区激光熔化GH4169高温合金的微观组织和力学性能
孙勇飞, 向超, 张涛, 吴文伟, 邹志航, 刘金鹏, 孙桂芳, 蒲吉斌, 韩恩厚

Microstructures and Mechanical Properties of GH4169 Superalloy Manufactured by Selective Laser Melting
SUN Yongfei, XIANG Chao, ZHANG Tao, WU Wenwei, ZOU Zhihang, LIU Jinpeng, SUN Guifang, PU Jibin, HAN En-Hou
表4 GH4169高温合金的室温拉伸性能
Table 4 Room-temperature tensile properties of GH4169 superalloy specimens
StateYield strength / MPaTensile strength / MPaElongation after fracture / %
AB654 ± 11961 ± 233.2 ± 1.6
DA1283 ± 241443 ± 115.0 ± 1.8
SA1238 ± 61393 ± 218.0 ± 1.8
Forged[35]1192138019.1
AMS 5663 standards1034127612.0