Chemistry
Duralumin is used rather than pure aluminium in construction work. Why?
Metallurgy
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Answer
Duralumin is used rather than pure aluminium in construction work due to the following reasons:
- Duralumin is light and strong, while aluminium is light and weak. It is also unaffected by moist air. Duralumin has a strength up to six times greater than pure aluminium.
- It is corrosion-resistant and has high tensile strength.
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