Powder forging is a process in which unsintered, presintered, and sintered powder metallurgy preforms are hot formed in confined dies. This article provides information on the basic forms of powder forging and describes the material considerations, process considerations, and mechanical properties of powder forged (PF) steels. It reviews the parameters involved in quality assurance tests for PF parts. The article includes examples of PF components and highlights the reasons for selecting them over those made by competing forming methods.
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