A. Duralumin
B. Y-Alloy
C. Alnico
D. Aluminium bronze
Submitted by: ABDUL HAYEE
(Sponsored by Sir Tauqeer)
(Sponsored by Sir Tauqeer)
(Sponsored by Sir Tauqeer)
(Sponsored by Sir Tauqeer)
(Sponsored by Sir Tauqeer)
(Sponsored by Sir Tauqeer)
