... steelmaking, chemical, steel rolling & other metallurgical machineries and kinds of agricultural machineries. For example, 180T BOF (basic oxygen furnace), ... products, roll, backing roll, working roll, table roll, pulley, car wheel, centric wheel and so on.Our rivet welding ... our company on long term basis. Professional in Machinery processing, Riveting, Welding ,Forging Casting and Heating treatment