Classes of Steel and Its Uses

Steel is an alloy of iron and carbon with content upto a maximum of 1.5%. The carbon present in the form of iron carbide, because of its ability to increase the hardness and strength of the steel. Other elements such as Silicon, Sulphur, Phosphorus and Manganese are also added to improve the various qualities of steels. Carbon present in the steel is in combined form. Plain Carbon Steel Plain carbon steels are those which contain primarily Iron and Carbon. Silicon, Manganese, Sulphur and Phosphorus are present but these are considered…

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