Alloy

Mean Grain size value (µm) ± MD

Al-20%Zn

10.73 ± 1

Al-20%Zn-0.2%Sn

12.10 ± 1.21

Al-20%Zn-0.5%Sn

6.68 ± 1.14

Al-20%Zn-1%Sn

12.05 ± 0.9

Al-20%Zn-1.5%Sn

5.84 ± 0.8