Material: ASTM A990 CN3MCu Description: Standard Specification for Castings, Iron-Nickel-Chromium and Nickel Alloys Group Name: Ferrous Stainless Steel Alloys Sub Group: ASTM A990 CN3MCu Iron-Nickel-Chromium and Nickel Alloys Application: Intended for Valve, Pump, General Engineering, Automotive and Other Industries Standard: AS-AUSTRALIA