• f5-double-flanged-eccentric-butterfly-valve-with-bypass-valve
  • f5-double-flanged-eccentric-butterfly-valve-with-bypass-valve
  • f5-double-flanged-eccentric-butterfly-valve-with-bypass-valve

F5 double flanged eccentric butterfly valve with bypass valve

  • Design standard: BS EN593
  • Face to face length: EN558-1/ISO 5752 series 15 (DIN3202 F5)
  • Flange dimension and drilling:: EN1092
  • Pressure test:: EN12266

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F5 double eccentric Butterfly Valve with bypass valve, rubber seated  design, double flange,  is applied in the water industry, municipal engineering, water conservancy project

Design standard: BS EN593
Face to face length : EN558-1/ISO5752 series 15
Flange dimension and drill : BS EN1092/BS4504 (DIN2501)
Size: DN100 – DN4000/ 4"-160"
Pressure rating:PN6- PN10-PN16-PN25-PN40
Application: water, drinking water, sewage, low-corrosive liquid etc.

Flange and drilling to EN1092-2, face to face as per ISO5752 series 15

Streamlined low profile disc ensures the lower flow resistance.
►3. Body
Stainless steel welded and finished body seat ensures Reliable and durable performance.
►4. Shaft
Disc to shaft connection by means of key, or taper pin.
►5. Bearing
Self lubricating bearing of Al-bronze material, free from maintenance.
►6. Gearbox
Low torque gearbox can be easily operated by hand wheel or connect with actuator.
►7. Top flange
ISO 5211 top flange connect with gearbox or actuator.
►8. O ring
Multiple shaft O rings provide long life and reliable sealing performance, which is easy to be adjusted or replaced.
►9. Seal ring
T profiled disc seal ring fixed by retainer ensures the reliable sealing performance in both direction, which is also easy to be adjusted or replaced without any special tools                                                          
►10. With byapss valve





GJS500-7/ GJS400-15 


GJS500-7/ GJS400-15 


SS420/SS431/Duplex 1.4462

Body seal ring


Disc seal ring


Shaft bearing


Retainer ring

Carbon steel +epoxy/ SS304

O ring




Packing gland

Carbon steel +epoxy

End cover

Carbon steel +epoxy



Connection flange

Carbon steel +epoxy

(Other Material are available on request)
Size: DN100 – DN4000/ 4"-160"
Pressure: PN6-PN10-PN16-PN25-PN40
Coating: fusion bonded epoxy coating min. thickness 250 micron.
Suitable medium: water, drinking water, sewage, lower-corrosive liquid etc.
Suitable temperature:-10-120



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