Corrosion resistance of steel is increased by adding
A. Chromium and nickel
B. Nickel and molybdenum
C. Aluminium and zinc
D. Tungsten and sulphur
Answer: Option A
Solution(By Examveda Team)
Chromium is a powerful alloying element in steel.It strongly increases the hardenability of steel, and markedly improves the corrosion resistance of alloys in oxidizing media.
Nickel is added to steels to increase hardenability.
This Question Belongs to Mechanical Engineering >> Engineering Materials
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