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9 GH4065A合金在1190 ℃保温1 h后的组织形貌和EDS谱

Fig.9 Microstructures of GH4065A alloy quenched in water after holding at 1190 oC for 1 h (a), and EDS result for the composition of the melting pool (b)