Double Check Valve Backflow Preventer

double check valve backflow preventer
High Quality, Competitive Price: Custom is accepted.
Testing Pressure:
-Shell:PN1.5~PN15.0(MPa)
-Sealing:PN1.1~PN11.0(MPa)

Product Details

Double Check Valve Backflow Preventer


Basic Info Of Double Check Valve Backflow Preventer

Dual Plate Wafer Check Valve 4"-40":

Advantage:

1. OEM Factory : Professional manufacturer, clients from whole world.

2. High Quality, Competitive Price: Custom is accepted.

3. Complete Service: Long service Life, Fast delivery, Multilingual services.

4. Certificates: ISO9001, CE, NSF, TS, WRAS.

5. Low MOQ: Ready for providing the sample and producing some small orders.


Products Specification about Double Check Valve Backflow Preventer

Specification:

Technical Date

Material Specification



Nominal Diameter

DN40-DN1000

Valve Body

Cast Iron or Ductile Iron

Nominal Pressure

PN10/PN16

 

Valve Disc



Cast Iron or Ductile Iron or Stainless Steel

Operation Temperature

-40°C~225°C



Flange Driling Standard

EN 1902-2 PN10/16

Seal Material

EPDM OR NBR

Suface Treatment

Painting

 

Valve Spring

 

Stainless Steel

Application

Portable water, water distribution service & feed lines, sewage disposol, irrigation, fire protection pipe systerm, etc.



 

Nominal Diameter:

-DN40~DN1200(mm)

Nominal Pressure:

-PN1.0~PN10.0(Mpa)

Working Temperature:

- -20℃~425℃

Testing Pressure:

-Shell:PN1.5~PN15.0(MPa)

-Sealing:PN1.1~PN11.0(MPa)

Applicable Medium:

-Water

Material Could Be:

-Stainless Steel,Carbon Steel,Ductile Iron,Cast Iron


They feature a cast iron body with aluminum-bronze disc plates, EPDM seat, PTFE bearings, stainless steel hinge and stop pins, steel plug and eye bolt, and stainless steel springs.


Quality Control About Double Check Valve Backflow Preventer

check valve pn10/check valve 10 inch flap check valve workshop info

We have been worked as a valve supplier for many years, so far we have established with many customers from all over the world, such as : Russia, Ukraine, Malaysia, Iran, UAE... . So we have a big experience to work together with you. And we believe in that our quality is good and our price is competitive. Hope we can become your reliable and stable supplier in China.

Packing and Loading about Double Check Valve Backflow Preventer



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