Material: CSN GX4CrNiMo16-5-1 Description: Standard Specification for Steel Castings for Pressure Purposes Group Name: Ferrous Stainless Steel Alloys Sub Group: CSN GX4CrNiMo16-5-1 Steel Castings for Pressure Purposes Application: Intended for Valve, Pump, General Engineering, Automotive and Other Industries Standard: CSN-CZECH REPULIC