直流电流对Ti-48Al-2Cr-2Nb合金组织和性能的影响

陈占兴,丁宏升,刘石球,陈瑞润,郭景杰,傅恒志

Effects of Direct Current on Microstructure and Properties of Ti-48Al-2Cr-2Nb Alloy

Zhanxing CHEN,Hongsheng DING,Shiqiu LIU,Ruirun CHEN,Jingjie GUO,Hengzhi FU

图5. 直流电流作用下Ti-48Al-2Cr-2Nb合金的片层组织TEM像

Fig.5. TEM images of lamella structures of Ti-48Al-2Cr-2Nb alloy solidified without DC (a) and with the DC densities of 32 mA/mm² (b), 64 mA/mm² (c) and 96 mA/mm² (d)