STATISTICAL PROCESS CONTROL. The application of statistical techniques for measuring and analyzing the variation in processes.
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SURFACE HARDENING. A generic term covering several processes applicable to a suitable ferrous alloy that produces, by quench hardening only, a surface layer […]
SHAKER-HEARTH FURNACE. A continuous type furnace that uses a reciprocating shaker motion to move the parts along the hearth.
SEVERITY OF QUENCH. Ability of quenching medium to extract heat from a hot steel workpiece; expressed in terms of the H value.
SELECTIVE QUENCHING. Quenching only certain portions of an object.