Question:medium

In order to increase the corrosion resistance of stainless steel, the following element is added

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Chromium is the core element that makes stainless steel "stainless"! Always remember: Minimum 10.5% Chromium $\rightarrow$ Formation of a passive $\text{Cr}_2\text{O}_3$ surface oxide layer $\rightarrow$ Complete protection against corrosion and rust.

Updated On: Jul 9, 2026

Nickel
Molybdenum
Carbon
Chromium

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The Correct Option is D

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