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Chromium is added to stainless steel.

(a) True

(b) False

The question was posed to me in examination.

This interesting question is from Classification of Foundry Metals and Alloys in portion Foundry Introduction & Materials of Casting-Forming-Welding II

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Right answer is (a) True

Easiest explanation: Stainless steels are of three types, martensitic, ferritic and austenitic. Stainless steels are resistive to corrosion. These stainless steels contain chromium or nickel apart from its regular additives.

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