Aluminium and Aluminium Classification · Aluminium has a density of approximately one-third as much as steel (7.83 g/cm 3 ). · Such light weighted with the high strength · Suitable design and construction of strong structures · Useful material for space vehicles, aircraft and land- and water-borne vehicles. · Aluminium alloys are economical in some cases. · Useful in the automotive industry, aerospace industry, home appliances, machines, and structures, electronic equipment, cryogenic applications, marine applications and many more. Classification of Aluminium Series: · 1xxx: Unalloyed composition (pure) Ø Used in the elec...