BEYOND HEAT TREATMENT CYCLES SUCH AS spheroidizing that are used to enhance machinability, the primary reason for heat treating a forging is to establish certain minimum strength properties in the component. This cycle is referred to in different ways. It may simply be Heat Treatment; Final Heat Treatment; Heat Treatment for Properties; or as is used expressively in Europe, Quality Heat Treatment. The latter has an air of confidence about it, and certainly anyone doing any heat treatment at all would like to think that their work has quality.