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FBGD – Double Eccentric Double Flange Butterfly Valve. Ductile Iron, Stainless Steel 316L and EPDM seat. Double Side Sealing. Online Repairing. Dovetail rubber Seal
FBGD – Double Eccentric Double Flange Butterfly Valve. Ductile Iron, Stainless Steel 316L and EPDM seat. Double Side Sealing. Online Repairing. Dovetail rubber Seal
FBGD – Double Eccentric Double Flange Butterfly Valve. Ductile Iron, Stainless Steel 316L and EPDM seat. Double Side Sealing. Online Repairing. Dovetail rubber Seal

FBGD – Double Eccentric Double Flange Butterfly Valve. Ductile Iron, Stainless Steel 316L and EPDM seat. Double Side Sealing. Online Repairing. Dovetail rubber Seal

Place of Origin:

China

Brand Name:

AFC

Model Number:

FBGD

Certification:

EN598, WRAS, NSF61/372

Minimum Order Quantity:

1

Price:

Based on Size and QTY

Packaging Details:

Plywood crate or Pallet

Delivery Time:

60 days

Payment Terms:

30% down payment and 70% before shipment.

Supply Ability:

100 pcs / Month

FBGD is a Double Eccentric Double Flange Butterfly Valve, with soft seal on the body, it has the lowest operational torque, much less wearing, the dovetail seal design has been proven over half century service with reliability.
The valve has low operating torque which can provide a cost advantage when mounted with E-actuator or Pneumatic actuator.

1.Double Eccentric Butterfly Valve. Double Offset Butterfly Valve. Dovetail  Butterfly Valve. Resilient seated Double Eccentric Butterfly Valve. Double Flange Double Eccentric Butterfly Valve.
2.Isolation Valve for open and close. Regulating pressure or flow by changing opening degree.
3.Ductile Iron body and disc. Dovetail seal design.

● The valve is made of DI body and DI disc.  
● Advanced newly design with dovetail seal design and captured by epoxy on the back, with multiple raised ring to have more contact with disc but less friction during closure.
● The double eccentric design provides less contact area of seal with disc, and less stress at the open position of the disc.
● The disc design with arch shape and thru disc can provide better flow capacity, stronger and less weight
● The shaft and disc connection with tangential pin which can be exchangeable and provide rigid connection.
● The DN 100-500MM use flat disc, and DN 600-1200MM use arch shape disc.
● Epoxy coated interior and exterior.
● Valve design meets or exceeds EN 593.
● Top flange connection meets ISO 5211-1982, and F/F meets EN 558-1 series 13 & 14.

Water works system, waste water system, water distribution system, HVAC system, industry, power plant.

DN100- DN500

图片1

NoPart nameMaterialStandard
1BodyDuctile IronEN GJS 500-7
2Lower ShaftStainless SteelAISI 420
3DiscDuctile IronEN GJS 500-7
4Main ShaftStainless SteelAISI 420
5Backup RingplasticPTFE
6Retaining PlateCarbon SteelCommercial
7Shaft KeyCarbon SteelCommercial
8Hex BoltStainless SteelSS304
9O-ringRubberNBR
10Shaft BearingCS+Bronze+PTFECommercial
11Hex BoltStainless SteelSS304
12PinStainless SteelAISI 431
13Hex BoltStainless SteelSS304
14Shaft BearingCS+Bronze+PTFECommercial
15Hex BoltStainless SteelSS304
16Position PlateDuctile IronEN GJS 500-7
17Hex BoltStainless SteelSS304
18Bottom FlangeDuctile IronEN GJS 500-7
19O-ringRubberNBR
20Disc SeatStainless SteelSS316L
21Body SeatRubberEPDM

DN600 – DN1800

图片2

NoPart nameMaterialStandard
1BodyDuctile IronEN GJS 500-7
2Lower ShaftStainless SteelAISI 420
3DiscDuctile IronEN GJS 500-7
4Main ShaftStainless SteelAISI 420
5Backup RingplasticPTFE
6Retaining PlateCarbon SteelCommercial
7Shaft KeyCarbon SteelCommercial
8Hex BoltStainless SteelSS304
9O-ringRubberNBR
10Shaft BearingCS+Bronze+PTFECommercial
11Hex BoltStainless SteelSS304
12PinStainless SteelAISI 431
13Hex BoltStainless SteelSS304
14Shaft BearingCS+Bronze+PTFECommercial
15Hex BoltStainless SteelSS304
16Position PlateDuctile IronEN GJS 500-7
17Hex BoltStainless SteelSS304
18Bottom FlangeDuctile IronEN GJS 500-7
19Thrust BearingSteelASTM E52100
20O-ringRubberNBR
21Body SeatRubberEPDM
22WedgeEPOXYCommercial
23Disc SeatStainless SteelAISI 316L
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