Double Flanged Eccentric Disc Butterfly Valves
Codes & Standards
Design : BS EN 593, API 609, AWWA C504
Testing : API 598
DESIGN FEATURES
- Low Torque Value: Once the disc comes out in offset there is no contact of seat & Disc which offers friction free movement.
- Less wear & Tear of lining & Seat because of less contact compared to concentric type.
- Ease of Replacing the seat: Only seal retainer ring to be un screwed & seat to be replaced.
| SIZE RANGE | CLASS RATING | Connection | Material of construction |
|---|---|---|---|
|
50 – 600 |
PN 10 /
PN 16
|
Double Flanged
With Optional Rubber lining
|
|