Material: AFNOR NF A 420 C-M Description: Standard Specification for Steel Casting and Nickel Alloy Castings for Pump, Valve and Fitting Group Name: Ferrous Mild Steel Alloys Sub Group: AFNOR NF A 420 C-M Steel Casting and Nickel Alloy Castings for Pump, Valve and Fitting Application: Intended for Valve, Pump, General Engineering, Automotive and Other Industries Standard: AFNOR-FRANCE