SECONDARY HARDNESS. The higher hardness developed by certain alloy steels when they are cooled from a tempering operation. This should always be followed by a second tempering operation.
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SHEAR. (1) That type of force that causes or tends to cause two contiguous parts of the same body to slide relative to […]
SUBCRITICAL ANNEALING. A process anneal performed on ferrous alloys at a temperature below Ac1.
VACUUM ANNEALING. Annealing carried out at sub-atmospheric pressure.
SOAKING. Prolonged holding at a selected temperature to effect homogenization of structure or composition.