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DN80 Butterfly Valves

DN80 Butterfly Valves

Main Features: The turning center of the butterfly plate is on the center line of the valve body and the sealing face section of the butterfly plate. In closing, the ex-circle sealing face of the butterfly plate will extrude the valve seat made of synthetic rubber, generating elastic deformation...
Product Details


Butterfly valve  is used for isolating or regulating  flow   and its function allows for quick shut off. There are many different kinds of butterfly valves, each adapted for different pressures and different usage in the industry.


Size: DN40-DN1200
End Flange: ANSI B 16.1 EN1092 AS2129
Face to Face: ANSI B 16.10
Top Flange: ISO 5211
Normal Pressure: PN1.0/1.6Mpa(150/200PSI)
Body: Cast Iron/Ductile Iron/WCB/ALB/CF8/CF8M
Disc: Cast Iron/Ductile Iron/ALB/CF8M/CF8
Stem: SS416/304/316/431
Seat: Hypalon/EPDM/Neoprene/NBR/Viton/Silicon/PTFE
Suitable Temperature: -45℃ to 150


1. Completely seals, divulges for zero

2. Structure simple compact, the weight is light, 90' revolves, the switch is rapid
3. Designs reasonably, the assembling and dismantling is easy, to be advantageousFor the service
4. Uses the eccentric structure, reduces the seal packing collar the friction, lengthensThe valve service life

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