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★Export more than 60 countries, widely used in power stations, thermal power station, water works, water works, sewage disposal plants, iron and steel companies and other industries.

Application:

This valve is installed in pipeline, as device to prevent the medium flow back, it has properties and function of micro-resistance, and also can prevent excessive pressure rise due to counter flow when it is shutting down.

Features:

The valve disc rely on the force of medium flow to open the valve, it belongs to automatic valve. This valve is simple in structure and equipped with buffer device, so as to eliminate or reduce water hammer. Because the disc has the big inclination, the travel of open and close is very short, so the vibration is very small.

Structure diagram:

Nominal diameter（mm）：DN200～DN3000

Nominal pressure（Ｍpa）：0.1～2.5MPA

Suitable temperature：≤200℃

Suitable medium: Water, sea water, steam, sewage,,etc.

Type of sealing : soft sealing and hard sealing.

Type of control : automatic.

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.