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2 铸态GH4065A合金枝晶间析出相的扫描电镜背散射形貌和D处的局部放大图

Fig.2 SEM backscattering morphology of the precipitated phases in the interdendritic regions of as-cast GH4065A alloy (a) and enlarged region of D (b)