A treatment which consists of carburizing or carbonitriding followed by quench hardening is called _______
A. Quenching
B. Case hardening
C. Annealing
The medium used for part quenching is called __________
A. Quenchant
B. Etchant
C. Vacuum
________ may be used for hydrogen embritlement relief of heat treated steel parts.
A. Quenching
B. Tempering
C. Baking
Holding the part at a certain temperature for a certain time is called ________
A. Soaking
B. Heating
C. Cooling
What does Normalization in heat treatment mean?