Heated to 845°C (1550°F), furnace cooled 11°C per hour to 625°C (1160°F) temper (1160°F) temper, air cooled, 25 mm round |
ASTM A505, ASTM A519, MIL-SPEC MIL-S-16974, SAE J404, SAE J412, SAE J770, DIN 1.6545, UNI 30 NiCrMo 2 KB, UNS G86300, AMS 6280, AMS 6281, AMS 6530, AMS 6550, ASTM A322, ASTM A331 |