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tempering
Sign in to saveprocess of heat treating used to increase the toughness of iron-based alloys
~34 min read
Encyclopedic overview
Differentially tempered steel. The various colors produced indicate the temperature the steel was heated to. Light straw indicates 204 °C (399 °F) and light blue indicates 337 °C (639 °F).
Tempering is a process of heat treating, which is used to increase the toughness of iron-based alloys.
Excerpted from Wikipedia’s “tempering” article, available under the CC BY-SA 4.0 licence.