Dn300 Soft EPDM Seal Stainless Steel Wafer Type Electric Butterfly Valve for Water and Gas

Model NO.
Work Pressure
Low Pressure (Pn<1.6mpa)
Working Temperature
Normal Temperature (-40°C<T<120°C)
Material of Seal Surface
Metal Hard Sealed
Valve Body
Industrial Usage, Water Industrial Usage
Valve Size
Actuator Material
Casting Aluminum Alloy
Body Material
Wcb, Qt450-10, Ht200, Ht250
Seal Ring
Applicable Medium
Vitriol, Hydrofluoric Acid, Phosphoric Acid, Chlor
Transport Package
Wuhan, Hubei, China
HS Code
The incredibly abundant projects administration experiences and 1 to one provider model make the superior importance of small business communication and our easy understanding of your expectations for Dn300 Soft EPDM Seal Stainless Steel Wafer Type Electric Butterfly Valve for Water and Gas, The product will supply to all over the world, such as: Boston, Botswana, Austria, Our products are widely recognized and trusted by users and can meet continuously developing economic and social needs. We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success!
Wuhan Grat Control Valve Co., Ltd. Diamond / Audited Supplier
DN300 Soft EPDM Seal Stainless Steel Wafer Type Electric Butterfly Valve For Water And Gas

Our Advantages

Product Description
Fluorine butterfly valve adopts a fluorine plastic lining disc with spherical sealing surface, and is matched with a silicone gasket on the bottom of the seat to regulate the sealing performance of valve. With the tight sealing performance and ultra-long service life, the valve is easy to operate and suited to the requirements of reliable sealing and good modulation performance by quickly cutting off or regulating the flow.

★GRAT new technology patent for Potentiometer Positioning Device(PPD).
★The new technology for Direct Debugging Switch(DDS) in electric actuators.
★Small opening torque, good seal performance, long service life.
★Beautiful appearance, simple and compact structure, high strength, zero leakage.
★Strong corrosion resistance, a broad scope of application.
★Diversified performance, suitable for large pressure drops services and large temperature drops services, convenient to install.
★The patent positioning technology.
★Simple structure, small flow resistance, easy operation, high cost-effective.

The parameters

Power supply AC220V 
Valve size DN40-1000
Medium Temp -50ºC~160ºC(no congelation)
Operating pressure
Action mode
Switch to cut off, 0-90° gyration
Action time
 4 ~ 30S
Body connections Flange, wafer
Body material WCB,QT450-10, HT200, HT250
Disc material WCB,QT450-10, HT200, HT250
Seal ring PTFE
Actuator material Casting aluminum alloy
Design specification GB/T 12238 / API 609 / MSS SP-67
Applicable medium Vitriol, hydrofluoric acid, phosphoric acid, chlorine, alkali, aqua regia and other strong corrosive media

Wiring Diagram

Our Services
1.Professional consultation
2.24 hours response after sale.
3.One year warranty.
4.Safe packing for shipment.
5.Welcome sample order

Packing & Shipping
1.Packing: inner with bubble wrap,outer with cardboard box and wooden case.
2.Transportation:by sea, by air,by train.
If you have other requirements, please feel free to tell us.

Company Introduction
Wuhan Grat Control Valve is a professional valve manufacturer established in 2005.It is specialized in researching and developing various automatic valves for industrial automation and on-site implimentation products. 
In 10 year development,Grat has obtained 9 patents like small flow control valve and potentiometer position device,and do business with more than 1000 companies all over the world.Some of them are world famous enterprises such as Dunham-bush,Grundfos,Johnson control and Hitachi,ect.
According to ISO9001:2008 quality management system,Grat strictly controls the product quality and the whole production process.In 2015,Grat got CE certificates and passed successfully EMC tests and CNAS 100000 times lifetime tests. 
With the ERP and CRM systems applied in management,they enhance the resource and information level and improve the ability of customer relationship.High quality and good service are our advantages to win the market.

Certificates & Test reports