新型低合金化高强Mg-0.2Ce-0.2Ca合金挤压过程中的组织演变机理
李景仁, 谢东升, 张栋栋, 谢红波, 潘虎成, 任玉平, 秦高梧

Microstructure Evolution Mechanism of New Low-Alloyed High-Strength Mg-0.2Ce-0.2Ca Alloy During Extrusion
LI Jingren, XIE Dongsheng, ZHANG Dongdong, XIE Hongbo, PAN Hucheng, REN Yuping, QIN Gaowu
图7 距离挤压出口2.5 mm位置处的典型EBSD结果
Fig.7 Typical EBSD results at the position of 2.5 mm below extrusion die exit of Mg-0.2Ce-0.2Ca billet, showing the IPF map (a), GB and TB (b), IPF (c), and selected area in Fig.7a (d)