||Oil quenched. Forging temp.: 1205°C (2200°F) max. Annealing temp.: 790 - 845°C. Hardening temp.: 845 - 870°C. Tempered to desired hardness.
Medium hardenability. Applications include break dies, bending dies, support tooling, die holders, gears, flanges, collets, arbors, spindles, axles, clutch parts, forming rolls, wrenches and other hand tools, and various machine tool components.
||alloy steels, UNS G41420, ASTM A322, ASTM A331, ASTM A505, ASTM A519, ASTM A547, SAE J404, SAE J412, SAE J770