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
