... Type:Elbow,Flange,Reducer,Tee,Cap Size:1/2"-72" iron pipe fitting/ Pipe FittingsSize: 1/2"-72" Thickness: SCH20, SGP ... , carbon steelThickness: SCH20, SGP, STD, SCH40, SCH80, SCH160Surface treatment: Blacking painting, black varnish, transparent oil.Special treatment: 3PE, Hot galvanized. Attached ...