Material: BS 10213 EN GX 4 CrNiMo 16‐5‐1 Description: Standard Specification for Steel Castings for Pressure Purposes Group Name: Ferrous Stainless Steel Alloys Sub Group: BS 10213 Steel Castings for Pressure Purposes Application: Intended for Valve, Pump, General Engineering, Automotive and Other Industries Grade Standard: BS-BRITISH STANDARD