Materials and Construction
Aluminium alloy is one of the most suitable materials of construction for aircrafts mainly due to its

High strength to weight ratio
Low temperature strength properties
High strength and corrosion & oxidation-resistance at elevated temperature
Its ability to be cast, rolled, forged & stamped

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Materials and Construction
Duriron is

High silicon iron
Prone to breakage due to thermal expansion because of its very high co-efficient of thermal expansion
Acid resistant, brittle and very hard
All of these

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