DIN BALL VALVE

DIN ball valve is widely used in petroleum refining, long-distance pipeline, chemical industry, paper, pharmaceutical, water conservancy, electric power, municipal, steel and other industries. It, the opening and closing (ball) is driven by the stem and revolves around the axis. The sealing performance is good, the seal of the hard sealed is made by artificial grinding until the valve core is in perfect agreement with the seal ring. So its sealing performance is reliable, the switch is light.