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
图4 GH4169高温合金AB、DA和SA试样显微组织的OM像
Fig.4 OM images of GH4169 superalloy specimens in different states at the XOY surface (a-c) and XOZ surface (d-f)
(a, d) AB state (b, e) DA state (c, f) SA state