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ENGINEERING MATERIALS

Engineering Materials
Sulphur in cast iron

Aids fusibility and fluidity
Increases hardness and brittleness
Makes the iron soft and easily machinable
Make the iron white and hard

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Engineering Materials
An example of amorphous material is

Zinc
Glass
Silver
Lead

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Engineering Materials
Steel made from phosphate iron is

Tough
Ductile
Brittle
Hard

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Engineering Materials
The alloying element which reduces the formation of iron sulphide in steel is

Nickel
Vanadium
Manganese
Chromium

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Engineering Materials
In low carbon steels, ________ raises the yield point and improves the resistance to atmospheric corrosion.

Sulphur
Manganese
Phosphorus
Silicon

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