Normalized 925°C (1700°F) in 32mm rounds, machined to 25 mm rounds, pseudocarburized at 925°C (1700°F) for 8 h., box cooled to RT, reheated to 775°C (1430°F), oil quenched, 150°C (300°F) temper, machined and tested in 12.8mm rounds. |
UNS H51200, ASTM A304, SAE J1268, DIN 1.7147, AFNOR 20 MC 5 (Fr), low carbon steels |