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Engineering Materials

Engineering Materials
The percentage of carbon in low carbon steel is

0.05%
0.3%
0.15%
0.5%

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Engineering Materials
Depth of hardness of steel is increased by addition of

Tungsten
Vanadium
Nickel
Chromium

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

Chromium
Vanadium
Manganese
Nickel

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Engineering Materials
In nodular iron, graphite is in the form of

Spheroids
Free carbon
Flakes
Cementite

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Engineering Materials
Which of the following steel making process is being adopted at Rourkela (in India) Steel Plant?

Open hearth process
Bessemer process
LD process
Electric process

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Engineering Materials
Iron-carbon alloys containing carbon ________ 4.3% are known as hyper-eutectic cast irons.

Less than
None of these
More than
Equal to

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