纵向静磁场对DD98M合金定向凝固微观组织与偏析的影响

刘翔, 王英豪, 张小新, 陈超越, 孟杰, 余建波, 王江, 任忠鸣

Influence of Longitudinal Static Magnetic Field on Microstructure and Microsegregation During Directional Solidification of DD98M Alloy

LIU Xiang, WANG Yinghao, ZHANG Xiaoxin, CHEN Chaoyue, MENG Jie, YU Jianbo, WANG Jiang, REN Zhongming

图1 强磁场液态金属冷却(LMC) Bridgman定向凝固装置示意图

Fig.1 Schematic of liquid metal cooling (LMC) Bridgman directional solidification apparatus with a high static magnetic field (1—temperature control system; 2—thermocouples; 3—heating element; 4—heating element protection cover; 5—double pass corundum tube; 6—alloy; 7—superconductor magnet; 8—LMC seal; 9—Ga-In-Sn liquid metal; 10—water cooling protection cover water outlet; 11—LMC water outlet; 12—drawbar; 13—water cooling protection cover water inlet; 14—bumper; 15—LMC water inlet)