Steel Flap Check Valve

Steel flap valve applicable to water supply and wastewater treatment projects in various pipe and water channel as overflow, check effect, also can be applied to various vertical shaft manhole cover.

Steel flap valve applicable to water supply and wastewater treatment projects in various pipe and water channel as overflow, check effect, also can be applied to various vertical shaft manhole cover; Only for one-way water flow of round, square or rectangular export, the structure is simple, reliable work, no human operation, usable flange connection, also can connect with embedded parts fixed.


Steel Flap Check Valve



Features and Benifits
  • Unique lightweight steel design
  • Double hinge for optimal sealing
  • Durable fusion bonded epoxy coated
  • Anti-tamper stainless steel hinge pins
  • Bushed hinge links
  • Corrosion resistant construction
  • Lifting eye as standard
  • Drilled to suit flange and wall mounting

Specifications

Nominal diameter: DN100mm to DN3000mm, other sizes available
Maximum working pressure: 25.0 meter water
Operating temperature: <200℃
Opening angle >90°
Corrosion resistance  No
Applicable media  water, river water, seawater, living water, industrial sewage.



Components/Materials/Functions
NO. Components Materials  Functions 
1 Seat A105 Support
2 Flange A105 Fasten
3 Gate A105 Flow Control
4 Seal EPDM Seal
5 Hinge Pine SS 304 Hinge
6 Nut SS 304 Fasten
Saddle A 105 Support
8 Eye Bolt SS 304 Support
 


Integrate FRP Flange

Note:
Usually the flange drilling standard is based on DIN PN6, other standards avaible as ANSI CLASS150/300, DIN PN16/25, JIS10 etc. For special application, please contact GYLDT for detailed design.

 
Contact us

Tel:

+86 371 60388868

Email

market@focalvalves.com