Dispersion hardening materials can be produced with the help of followinf process
A) forging
B) rolling
C) powder metallurgy
D) none of the above
Correct Answer:
Verified
Q3: Fine grain sizes are obtained by
A)slow cooling
B)increasing
Q4: Which one of the following is not
Q5: Annealing is generally done to impart
A)hardness to
Q6: Which of the following processes is used
Q7: The hardness of quenched Martensite
A)increases with increasing
Q9: in case of carbonitriding by diffusion of
Q10: in case of flame hardening the heat
Q11: in jominy end quench test sample is
Q12: martempering is also known as
A)marheating
B)marcooling
C)marquenching
D)none of the
Q13: In martempering heat treatment, the final phase
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