STRESS EQUALIZING. A low-temperature heat treatment used to balance stresses in cold-worked material without an appreciable decrease in the mechanical strength produced by cold working.
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AGE HARDENING. Hardening by aging, usually after rapid cooling or cold working.
SECONDARY HARDNESS. The higher hardness developed by certain alloy steels when they are cooled from a tempering operation. This should always be followed […]
SPALLING. A chipping or flaking of a surface due to any kind of improper heat treatment or material dissociation.
THERMAL SHOCK. The development of a steep temperature gradient and accompanying high stresses within a structure.