... 20MnMo, 15MnMo, 12Cr2Mo1, 14Cr1Mo, F304, F316, 17-4PH. Shaft Related Forgings: 25CrMo4, 42CrMo4, 40CrNiMo, 34CrNi3Mo, 25Cr2Ni4MoV, 18CrNiMo5, 30CrMo, 4130, 4140 ... . Gear Related Forgings: 35CrMo, 34CrMo4, 4137, 42CrMo, 4140, SCM440, 20CrMnMo3) All the ... throughout the whole production. Four-way Valve Body F91 For Nuclear Power Plant