Question

What is the use of duralumin and its composition ?

Answer 1

• Duralumin is an alloy of $95\%$ aluminum $\left(\mathrm{Al}\right)$, $4\%$Copper $\left(\mathrm{Cu}\right)$, and $1\%$ Magnesium and manganese $(\mathrm{Mg}+\mathrm{Mn})$.
• Use of Duralumin: It is used in making aircraft bodies due to its light - weight and high strength property.