Question

the reason for using aluminium in the alloy duralumin​

Answer 1

1) to increase it's resistivity

2) to increase it's heating capacity

3) to prevent it from rusting

4) to make it light in weight

Answer 2

$<center > Duralumin is actually a metal which us an alloy of aluminum, copper, magnesium and manganese.... The duralumin which is effectively being resistant to corrosion. it can carry loads and is ductile. It is specially suited for aircraft construction.$

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