VACUUM ANNEALING. Annealing carried out at sub-atmospheric pressure.
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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 […]
TEMPERED MARTENSITE EMBRITTLEMENT. Embrittlement of ultrahigh-strength steels caused by tempering in the temperature range of 205 to 400 degrees C (400 to 750 […]
SECONDARY HARDNESS. The higher hardness developed by certain alloy steels when they are cooled from a tempering operation. This should always be followed […]
STATISTICAL PROCESS CONTROL. The application of statistical techniques for measuring and analyzing the variation in processes.