... price Various high quality CNC machining cast iron/steel/copper astm flange parts---On promotion OEM ... steel, carbon steel, low alloy steel, ductile iron, gray cast iron, aluminum alloy InspectionUltrasonic test, magnetic particle test ... plating or as per requirementsPackagingWooden case, carton, crate, bag, parcel, bale, package, barrel, etc.Casting OEM serviceMaterial: iron, gray iron, ductile iron ...