martempering

martempering

[′mär‚tem·pə·riŋ]
(metallurgy)
Quenching austenitized steel to a temperature just above, or in the upper part of, the martensite range, holding it at this point until the temperature is equalized throughout, and then cooling in air to room temperature. Also known as marquenching.
References in periodicals archive ?
"Some 'old-fashioned' treatments, such as austempering or martempering, will give excellent distortion control; and with austempering will give phenomenal fracture toughness.
Lansdale is the oldest commercial heat treat facility in the northeast, Bedford is the home of austempering, aus-carburizing and martempering, while Anniston helps clients create lighter, stronger and tougher metal components.
This process, known as marquenching, or martempering, also may require a subsequent tempering operation.