Disc (disk)

“Pancake” shaped forgingThe process of working metal to a desired shape by impact or pressure in hammers, forging machines (upsetters), presses, rolls, and related forming equipment. (flat with a round cross-section); e.g., a blankRaw material or forging stock (also called a "slug" or "multiple") from which a forging is made. for gears, rings and flanged hubs. Abbreviation is “D.”