SPRAY QUENCHING. A quenching process using spray nozzles to spray water or other liquids on a part. The quench rate is controlled by the velocity and volume of liquid per unit area per unit of time of impingement.
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VACUUM DEPOSITION. Condensation of thin metal coatings on the cool surface of work in a vacuum.
STATISTICAL QUALITY CONTROL. The application of statistical techniques for measuring and improving the quality of processes and products (includes statistical process control, diagnostic […]
TEMPERING. Reheating quenched steel to a temperature below the critical range, followed by any desired rate of cooling. Tempering is done to relieve […]
SUBCRITICAL ANNEALING. A process anneal performed on ferrous alloys at a temperature below Ac1.