GH4065A合金铸态的组织和元素偏析及其均匀化

赵书伟, 孙文儒, 吕文龙, 张伟红, 邱克强

Elements Segregation and Microstructure Homogenization of Cast GH4065A Superalloy

ZHAO Shuwei, SUN Wenru, LV Wenlong, ZHANG Weihong, QIU Keqiang

图8 GH4065A合金在1170 ℃和1180 ℃保温1 h后的组织形貌

Fig.8 Microstructures of GH4065A alloy quenched in water after holding at 1170 oC (a, b) and 1180 oC (c, d) for 1 h. The EDS results for the phase composition analysis in points 1, 2, 3 and 4 were shown in (e), (f), (g) and (h)