SEVERITY OF QUENCH. Ability of quenching medium to extract heat from a hot steel workpiece; expressed in terms of the H value.
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SPALLING. A chipping or flaking of a surface due to any kind of improper heat treatment or material dissociation.
ULTRA-SONIC TESTING. A nondestructive test applied to sound-conductive materials having elastic properties for the purpose of locating inhomogeneities of structural discontinuities within a […]
VACUUM ANNEALING. Annealing carried out at sub-atmospheric pressure.
TOTAL CARBON. The sum of the free and combined carbon (including carbon in solution) in a ferrous alloy.