... ,20MnCr5,16MnCrS5,20MnCrS5,21CrMoV511,56NiCrMoV7,18NiCrMo5,30CrNiMo8,34NiCrMo16,41CrAlNi7,34CrAlNi7,B7,B16,F11,F12,F22,F5,F9,51Cr4.Tool Steel:1 ... Turbine: Compressor Disc, Turbine Disk, Spindle Bolt and Compressor BladeNuclear Power : Casing, Coupling, RPV Stud Bolt, Pump ShaftForged shaft Material Carbon steel, alloy ...