Double eccentric butterfly valves 2017-11-27T10:16:13+00:00

Double Eccentric Butterfly Valves

The double eccentric butterfly valves structure reduces friction of the sealing ring allowing the valve a long service life.
The disc sealing ring has a “T” structure and the sealing pair a linear sealing.
The disc ring, “O”-ring, disc and shaft are replaceable, and the valve can be used for different and medium temperature.
Double eccentric butterfly valves can be supplied in different face to face executions according to your request. (example DIN3202 F4/F5,ISO5752 Service 13/14 , BS5155. EN 585-1 serie 13 and 14).
The Double Eccentric Butterfly Valves can be supplied with bare shaft, lever, gear, pneumatic actuator or electrical actuator.

PRESSURE TEMPERATURE RATINGS

Working pressure10bar/16bar/25bar
Testing PressureShell:15bar/24bar/37.5bar Seal:11bar/17.6bar/27.5bar
Working Temperature-10 to 120
Suitable MediaWater, Oil&Gas

DOUBLE ECCENTRIC BUTTERFLY VALVES MATERIALS LIST

PartMaterialEN Spec.
BodyDuctile IronEN-JS 1050
DiscDuctile Iron Bronze Stainless Steel 304 Stainless steel 316EN-JS 1050
ShaftStainless Steel 431BS970 431 S 29
PackingFlexible GraphiteNon-Asbestos
Seat RingStainless Steel 304BS970 304 S 15
Rubber SealsEPDM / NBR
Double eccentric butterfly valvesDouble eccentric butterfly valves
Double eccentric butterfly valves

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