manhole cover factory China (Mainland)

We are professional manufacture of many kinds of casting iron parts. In more than ten years of produce. Products cover more than 300 types. Specially have own advantage of grey iron casting. Ductile iron (nodular iron) casting. Has developed into a comprehensive enterprise for produce and export in cast iron line. Material: grey iron: ht150. Ht200. Ht250. Ht300. Nodular iron (ductile iron) : qt450-10. 500-5 etcSand cast technics: Resin sand. Tectorial sand, argillaceous sandWeight: 1kg to 1000kgOccupied area: 15000m2Annual output: 4000-4800tProduct scope: Valve, pump, pipe and fitting, flange, electrical machine kind. Counter weight. Flywheel. Belt pulley. Gear case. Manhole cover. Table base. Tabel leg. Tree mat (gully grating) . Tree grill. Barbecue stove. Wheel. Sprocket. Machine parts