A. Malleable
B. Whitish in color
C. Brittle
D. Strong and hard
Related Mcqs:
- White cast iron as compared to grey cast iron is ________________?
A. More durable
B. Very brittle
C. Very hard
D. All A., B. & C. - Containers made of high silicon cast iron (14% Si) are not suitable for the storage of ____________________?
A. Acetic acid
B. Benzoic & boric acids
C. Phosphoric acid (95%) & sulphuric acid (95%)
D. Hydrochloric acid (concentrated) - The most distinguished property of malleable cast iron is its high_________________?
A. Ductility
B. Hardness
C. Malleability
D. None of these - Cast iron detachable joint is used in __________ pipes.
A. Steel
B. Cast iron
C. Asbestos cement
D. Reinforced cement concrete - Corrosion resisting properties of cast iron are significantly improved by the addition of 12 – 15% of___________________?
A. Tungsten
B. Vanadium
C. Silicon
D. All A., B. & C. - Cast iron vessels are not suitable for the storage of_________________?
A. Freon
B. H2SO4 (95%) at room temperature
C. H2SO4 (fuming)
D. Wet SO2 - Which of the following constituents of cast iron is mainly responsible for imparting it an anti-corrosive property ?
A. Silicon
B. Phosphorus
C. Sulphur
D. None of these - Cast iron and steel pipes are produced by ____________ casting?
A. Die
B. Investment
C. Slush
D. True centrifugal - With increase in carbide/graphite ratio in cast iron, its__________________?
A. Hardness & brittleness increases
B. Ductility decreases
C. Both A. and B.
D. Neither A. nor B. - Presence of high phosphorous in cast iron increases its____________________?
A. Fluidity
B. Melting point
C. Shrinkage
D. Tensile strength
