重力对高温合金定向凝固组织的影响

马德新, 赵运兴, 徐维台, 王富

Effect of Gravity on Directionally Solidified Structure of Superalloys

MA Dexin, ZHAO Yunxing, XU Weitai, WANG Fu

图5 采用下抽拉法制备的CMSX-4叶片局部宏观照片、缘板铸态和热处理态纵截面组织的OM像

Fig.5 Partial photo of a CMSX-4 blade casting prepared by pull-down method (a), and longitudinal section OM images of platform in as-cast (b1) and heat treated (b2) states