Engineering Materials
Alloys, properties, heat treatment and failure modes at speed. A quick start for mechanical engineers.
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Steel is an alloy of iron and:
- Carbon
- Copper
- Tin
- Aluminium
Roughly how much carbon does cast iron contain?
- About 25%
- About 2 to 4%
- Under 0.1%
- About 10%
Mild steel is a:
- Low-carbon steel, with roughly 0.05 to 0.25% carbon
- High-carbon steel
- Type of cast iron
- Copper alloy
Which light metal is widely used for aircraft structures?
- Copper
- Cast iron
- Aluminium (as alloys)
- Lead
Bronze is an alloy of copper and:
- Lead
- Tin
- Zinc
- Iron
The ability of a material to be drawn into a wire is called:
- Hardness
- Brittleness
- Ductility
- Malleability
The ability of a material to be hammered or rolled into sheets is called:
- Ductility
- Toughness
- Elasticity
- Malleability
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