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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:
The PN25 and PN40 gate valve is one kind of equipment which are widely used on oil, steam pipelines ,urban water supply and drainage , petrochemical plant and coal- fired power plants to connect or truncate the medium in pipelines.
Features:
Our PN25 and PN40 gate valve can totally passed the pressure test, which request shell test 1.5 times of nominal pressure and seat test 1.1 times of nominal pressure .
Structure diagram:

Nominal diameter(mm):PN25 :DN40~DN2000 ;PN40: DN40~DN500
Suitable temperature:≤150℃
Suitable medium: Water, oil, etc.
Type of sealing : hard sealing.
Type of control : manual, electric, hydraulic, 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.