Material: ASTM A 536 60-40-18 Description: Standard Specification For Spheoidal Graphiite Cast Irons Castings Group Name: Ferrous SG Iron I Ductile Iron Alloys Sub Group: ASTM A 536 60-40-18 Spheoidal Graphiite Cast Irons Castings Application: Intended for Valve, Pump, General Engineering, Automotive and Other Industries Standard: AS-AUSTRALIA