脉冲电流对冷坩埚定向凝固TiAl基合金微观组织和性能的影响

王国田, 龙泽堃, 吴彪, 王强, 丁宏升

Effects of Pulse Current on the Microstructure and Properties of Directionally Solidified TiAl Based Alloy in Cold Crucible

WANG Guotian, LONG Zekun, WU Biao, WANG Qiang, DING Hongsheng

图7 在不同脉冲电流密度下定向凝固TiAl合金的XRD谱

Fig.7 XRD spectra of directional solidification region of TiAl alloys at different current intensities