The extended three-piece welded ball valve is widely used in various fields, and its quality and performance stability are not achieved by ordinary cast steel ball valves. The service life of welded ball valves is far greater than that of cast steel ball valves. The extended welded ball valves are widely used in urban gas, urban heating, petrochemical, shipbuilding, steel, pressure regulating stations, power plants and other types of pipeline equipment.

Three pieces ball valve made by wcb