SNAP TEMPER. A precautionary interim stress-relieving treatment applied to high-hardenability steels immediately after quenching to prevent cracking because of delay in tempering them at the prescribed higher temperature.
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SECONDARY HARDNESS. The higher hardness developed by certain alloy steels when they are cooled from a tempering operation. This should always be followed […]
TEMPERED MARTENSITE EMBRITTLEMENT. Embrittlement of ultrahigh-strength steels caused by tempering in the temperature range of 205 to 400 degrees C (400 to 750 […]
SOLUTION HEAT TREATMENT. Heating an alloy to a suitable temperature, holding at that temperature long enough to cause one or more constituents to […]
TOTAL CARBON. The sum of the free and combined carbon (including carbon in solution) in a ferrous alloy.