... , 12Cr2Mo1, 14Cr1Mo, F304, F316, 17-4PH. Shaft Related Forgings: 25CrMo4, 42CrMo4, 40CrNiMo, 34CrNi3Mo, 25Cr2Ni4MoV, 18CrNiMo5, 30CrMo, 4130, 4140. Gear Related Forgings ... materials are according to GB, JIS, ISO, AISI, ASTM, BS, DIN, etc. Standard which can meet the ISO9001-2008 quality control ...