noun
- Plural of duralumin; lightweight aluminum alloys containing copper, magnesium, and manganese, used especially in aircraft construction.
Usage: technical; material science
Examples
- The aircraft fuselage was constructed from duralumins to reduce weight.
- Engineers selected duralumins for their high strength-to-weight ratio.
- Modern duralumins are used in aerospace applications worldwide.
- The alloy duralumins offers better corrosion resistance than pure aluminum.