Material: ASTM A 217 J21890 Description: Standard Specification for Steel Castings for Pressure PurposesStandard Specification for Steel Castings for Pressure Purposes Group Name: Ferrous Mild Steel Alloys Sub Group: ASTM A 217 J21890 Steel Castings for Pressure Purposes Application: Intended for Valve, Pump, General Engineering, Automotive and Other Industries Standard: AS-AUSTRALIA