A. Normalising
B. Tempering
C. Annealing
D. None of these
Related Mcqs:
- Softening of hardened steel is done by its_____________________?
A. Normalising
B. Tempering
C. Annealing
D. Carburising - Steel will respond to hardening by heat treatment processes, only when the minimum carbon content in it is _____________ percent?
A. 0.02
B. 0.2
C. 0.35
D. 0.5 - Hardened steel is softened by___________________?
A. Normalising
B. Tempering
C. Annealing
D. Carburising - A hardened steel essentially contains___________________?
A. Sorbite
B. Troostite
C. Martensite
D. None of these - To improve the machinability of steel by its softening, it is subjected to __________________?
A. Cold working
B. Annealing
C. Shot blasting
D. Heating - Post weld heat treatment is done by____________________?
A. Normalising
B. Stress relieving
C. Tempering
D. Solution annealing - The heat treatment process to which castings and the steel balls produced by cold heading are subjected is____________________?
A. Tempering
B. Normalising
C. Annealing
D. None of these - The heat treatment process applied to cold formed steel parts is ____________________?
A. Normalising
B. Tempering
C. Artificial ageing
D. Solution annealing - Failure of a material is termed as fatigue failure, if it fails below the yield point. The resistance to fatigue failure of a material is measured by the__________________?
A. Ultimate tensile strength (U.T.S.)
B. Endurance limit
C. Elastic limit
D. None of these - In a plate type heat exchanger, heat transfer plates are never made of _________________?
A. Stainless steel
B. Cast iron
C. Titanium
D. Hastelloy C
