A. White cast
B. Grey cast
C. Wrought
D. None of these
Related Mcqs:
- _____________ iron is produced, when molten pig iron is chilled suddenly?
A. White cast
B. Grey cast
C. Wrought
D. None of these - The impure iron (pig iron) that is tapped out from blast furnace contains about _____________ percent carbon?
A. 0.2
B. 2
C. 4
D. 8 - Very high sulphur in pig iron makes ___________________?
A. Its casting unsound
B. Its hard and machinable
C. Its brittle and malleable
D. All A., B. & C. - White cast iron as compared to grey cast iron is ________________?
A. More durable
B. Very brittle
C. Very hard
D. All A., B. & C. - Molten phthalic anhydride is stored in a/an _______________ vessel?
A. Aluminium
B. Nickel clad steel
C. Lead lined steel
D. Glass lined steel - Cast iron and steel pipes are produced by ____________ casting?
A. Die
B. Investment
C. Slush
D. True centrifugal - Maximum carbon content in cast iron is ______________ percent?
A. 3.8
B. 5.2
C. 4.8
D. 4.3 - Cast iron is a ______________ material?
A. Brittle
B. Ductile
C. Tough
D. Malleable - Alpha iron is stable ______________ °C?
A. Above 1403
B. Upto 910
C. Above 1800
D. Between 910 & 1403 - Wrought iron is ____________________?
A. High carbon iron
B. Highly resistance to acid corrosion
C. Malleable & ductile; and hence is used for chain links, hooks & couplings
D. An alloy of iron, chromium & carbon
