Element Composition, Properties & Uses:

Duralumin

• Al = 95%

• Cu = 4%

• Mn = 0.5%

• Mg = 0.5%

Properties:

1.It is light weighted, tough, highly ductile, easily castable, good conductor of heat & electricity & Corrosion resistant.

2.It can easily be worked as it possesses high machinability.

3.Its tensile strength can be raised up to 2000kg/cm2 without affecting ductility.

4.It approaches steel in strength and yet its density is one third of steel.

Uses:

1.It is used in aircraft industry.

2.It is also used in making surgical instruments & cables & fluorescent tube caps

3.It is also used in making automobile& locomotive parts because of its high ductility & good electrical conductivity