电磁振荡场作用下双辊铸轧制备2099Al-Li合金的偏析行为及组织性能

李师居, 李洋, 陈建强, 李中豪, 许光明, 李勇, 王昭东, 王国栋

Segregation Behavior, Microstructure and Properties of 2099Al-Li Alloy Produced by Twin-Roll Casting Underthe Action of Electromagnetic Oscillation Field

LI Shiju, LI Yang, CHEN Jianqiang, LI Zhonghao, XU Guangming, LI Yong, WANG Zhaodong, WANG Guodong

表1 不同工艺条件制备的2099Al-Li合金EPMA特征位置上的元素含量

Table 1 Element contents at the EPMA characteristic position of 2099Al-Li alloy prepared by different processes

Process Element Cmax / % Cmin / % C0 / % Se TRC Cu 23.25 0.22 1.63 14.13 Zn 1.14 0.29 0.69 1.23 Mg 0.43 0.15 0.21 1.33 Electromagnetic TRC Cu 1.59 0.22 0.56 2.45 Zn 0.86 0.34 0.56 0.93 Mg 0.34 0.12 0.21 1.05