Keystone Figure 320/322 Resilient Seated Butterfly Valve

The Figure 320 is an economical resilient seated Butterfly valve with dimensions according ISO standards

Specs

Certifications

PED

End Connection

Lugged, Wafer

Application

Air Circulation, Blowers, Balance of Plant, Chillers , Water distribution, Dryers & Evaporators, Cooling Water , Evaporators & Dryers , Filtration

Material

Ductile Iron

Operating Temperature

Up to 250 F (120 C)

Pressure Class

PN

Process Connection Type

PN16

Seat/Seal Type

Resilient

Shutoff Class

Zero Leakage

Valve Size

NPS 6 / DN 150, NPS 8 / DN 200, NPS 4 / DN 100, NPS 3 / DN 80, NPS 12 / DN 300, NPS 2-1/2 / DN 65, NPS 10 / DN 250

Valve Size Standard

DN

Valve Type

Butterfly

Media

Air, Liquids, Water, Water Glycol

Stem

O-ring

Bubble-tight shut-off at full rating in both directions.
One piece, specially profiled, wafer thin disc stem.
Extended body neck allows free access to actuator where pipe insulation has been fitted.
The seat and disc are the only two parts in contact with the medium.
Face to face dimensions according ISO 3202 Part 3, K1 (ISO 5752 series 20) and DIN EN 558-1, series 20.
The F320 wafer version has four flange locating holes for end of line service under certain conditions.
Standard actuation:<ul><li>Handle (F414) on DN 50-200 valves.</li><li>Gear operators (F455) on DN 250-300.</li></ul>
The F322 lugged version is suitable for bi-directional end of line service.
Suitable for pneumatic, electric and hydraulic actuation.