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Engineering Materials

Engineering Materials
Eutectoid steel contains following percentage of carbon

0.0002
0.008
0.003
0.0063

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Engineering Materials
Blast furnace produces following by reduction of iron ore

Wrought iron
Pig iron
Malleable iron
Cast iron

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Engineering Materials
Which of the following pipes is least corrosion resistant?

Brass
Wrought iron
Cast iron
Mild steel

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Engineering Materials
Heavy duty leaf and coil springs contain carbon of the following order

0.002
0.008
0.01
0.005

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Engineering Materials
Cold rolled steel sheets contain carbon of the following order

0.006
0.002
0.001
0.004

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Engineering Materials
Addition of silicon to aluminium results in

Improvement of casting characteristics
Improvement of corrosion resistance
Improving machinability
One of the best known age and precipitation hardening systems

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