Material: Ductile iron GGG50, GGG60, as per requested of customers.Surface treatment: Painting, Epoxy powder coating, Galvanizing, Polishing.Packing information: Wooden case, Wooden pallet, as per requested of customers. Hot Tags: volute pump housing ductile iron casting, China, manufacturers, suppliers, factory, wholesale, customized, buy, made in China, Grey Iron Agricultural Machinery Spare Parts, CNC Precision Machining Connection Shaft, CNC Milling Parts, Municipal Administration Engineering Machine Parts, Casting Construction Machinery Accessories, OEM Heavy Equipment Gear Shaft