Engineering Materials
When the steel is normalized, its

Ductility decreases
Ultimate tensile strength increases
Yield point increases
All of these

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Engineering Materials
Grey cast iron

Is produced by small additions o magnesium (or cerium) in the ladle Graphite is in nodular or spheroidal form and is well dispersed throughout the material
Contains 1.7 to 3.5% carbon in Free State and is obtained by the slow cooling of molten cast iron
Is produced by annealing process. I is soft, tough and easily machined metal
Is also known as chilled cast iron is obtained by cooling rapidly. It is almost unmachinable

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