726Mechanical EngineeringMedium
Vanadium in high speed steels________?
Aincreases toughness
Bprovides high hot hardness
Cforms very hard carbides and thus in-creases wear resistance
Dpromotes retention of austenite
Epromotes decarburisation
Correct answer
C. forms very hard carbides and thus in-creases wear resistance
Explanation
The correct answer is forms very hard carbides and thus in-creases wear resistance.