Five Mg-Li-Zn alloys namely Mg-11%Li-1%Zn, Mg-9%Li-1%Zn, Mg-9%Li-1%Zn-0.2%Mn, Mg-9%Li-1%Zn-1%Al-0.2%Mn, and Mg-9% Li-3%Al-1%Zn-0.2%Mn were prepared. These alloys have been processed by equal channel angular extrusion (ECAE), and the subsequent mechanical