... , 12Cr2Mo1, 14Cr1Mo, F304, F316,17-4PH4) Shaft related forgings: 25CrMo4, 42CrMo4, 40CrNiMo, 34CrNi3Mo, 25Cr2Ni4MoV, 18CrNiMo5, 30CrMo, ... 4130,41405) Gear related forgings:35CrMo, 34CrMo4, 4137, 42CrMo, 4140, SCM440, 20CrMnMo, 40CrNiMo ... , 20CrNi2Mo, 20Cr2Ni4A, 34CrNi3Mothe unit weight of forgings:range from 0.1kg/pc till 200kg/pcMould development ...