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This valve is installed in pipeline as closing equipment, it can not regulate flow rate and exhaust media. This series of valves is not affected by direction of flow media.
The stem nut will rise upward when opening valve , it will move up with gate and open the valve, thus unlocking the pipeline. The stem nut will move down when closing valve, so will the gate. Meanwhile, the valve will be closed, the pipeline locked.
The features of valve are as follows: The figure of valve has no change when opening or closing valve.Small installation space and low cost.
Suitable medium: Water, oil, etc.
Type of sealing : soft sealing and hard sealing.
Type of control : manual, electric, etc.
Material:grey cast iron, ductile cast iron, alloy cast iron, carbon steel, stainless steel, alloy steel.
Standard: GB, BS, ASME, JIS, DIN, EN, ISO and other country, also can be produced according to user’s requirements.