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Percentage of carbon content in steel varies from _________(a) 0.25-1.50(b) 2.00-4.00(c) 3.00-4.50(d) 2.50-3.50The question was posed to me in final exam.Origin of the question is Steel topic in portion Steel, Timber, Mortar, Plastics, Non-Ferrous Metals and Alloys of Construction & Building Materials |
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Answer» CORRECT choice is (a) 0.25-1.50 To explain I would say: Percentage of CARBON content in steel varies from 0.25-1.50. Steel forms an intermediate STAGE between wrought IRON and cast iron. Cast iron has carbon from 2-4 PERCENT while in wrought iron the percentage of carbon content does not exceed 0.15. |
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