Material: UNI G X 55 NiCr 66-17 Description: Standard Specification for Heat Stainless Steel and Alloy Sand Castings Group Name: Ferrous Stainless Steel Alloys Sub Group: UNI G X 55 NiCr 66-17 Heat Stainless Steel and Alloy Sand Castings Application: Intended for Valve, Pump, General Engineering, Automotive and Other Industries Standard: UNI-ITALY