Product
Metal hard seal ball valve
In high temperature, high pressure, strong corrosive and granular media, such as coal chemical industry, polycrystalline silicon, sulfuric acid/nitric acid and other industrial control circuits, metal hard sealing control valves are usually adopted. Hard seal type control valve, seal grade up to V. Adopt ISO5211 standard top flange design, easy to change the actuator.
Design features | Product range | ||
Hard seal between ball and seat Fixed type has double blocking and releasing function The pressure in the middle cavity is released Blow-out stem Seat with dust-proof self-cleaning function (nevis patent) Electrostatic protection ISO 5211 standard top flange A variety of actuators are available |
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