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How much carbon is present in cast irons?

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in Engineering Material & Metallurgy by (773k points)
How much carbon is present in cast irons?

(a) Less than 0.05%

(b) Up to 1.5%

(c) 1.5% to 2%

(d) More than 2%

The question was asked in exam.

My query is from Cast Irons in portion Non Ferrous Materials of Engineering Material & Metallurgy

1 Answer

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Best answer
Correct answer is (d) More than 2%

Explanation: Cast Irons are ferrous alloys containing more than 2% of carbon, along with silicon, sulphur, manganese, and phosphorus. Maraging steels contain less than 0.05% carbon, while plain carbon steels contain up to 1.5% carbon.

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