Depth of hardness of steel is increased by addition of
A. Nickel
B. Chromium
C. Tungsten
D. Vanadium
Answer: Option B
Solution(By Examveda Team)
Most stainless steel contains about 18 percent chromium; it is what hardens and toughens steel and increases its resistance to corrosion, especially at high temperaturesThis Question Belongs to Mechanical Engineering >> Engineering Materials
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