Keystone Butterfly Valves & Assemblies

We offer a complete range of Keystone Butterfly Valves from general purpose to heavy duty and high performance models. These economical butterfly valves are known for their reliability, long service life, and reduced operating costs. Keystone Butterfly Valves can be ordered with or without an actuator assembly. If requested, a valve expert will work with you to determine the best assembly for your application.

Not what you’re looking for? Return to Valves or call a parts expert at Gulf Atlantic: (800) 792-7427.

Description

Keystone Butterfly Valves are typically used for dry bulk conveying, food and beverage processing, corrosive slurries, and paperstock.

Features

Bubble-tight shut off at full pressure rating
Seat and disc are the only two valve parts in contact with the medium
Superior design for abrasive and erosive media
Very low pressure drop
Top bushing absorbs side thrust loads
Hub seal provided by preloaded contact between flatted seat surface and disc hub area for positive sealing at all disc positions
One-piece wafer thin disc stem gives the very minimum to obstruction to flow
Field replaceable seat isolates the body and stem from the flow
Molded-in O-rings provide flange sealing and eliminate need for gaskets

Keystone Butterfly Valves can be ordered with or without an actuator assembly. If requested, a valve expert will work with you to determine the best assembly for your application.

Not what you’re looking for? Continue shopping our Valves selection >>

Specifications

End Connection: Wafer
Material: 316 Stainless Steel, Cast Iron
Operating Temperature: Up to 250 F (120 C)
Pressure Class: ASME
Process Connection Type: 150RF
Seat/Seal Type: Resilient
Shutoff Class: Zero Leakage
Valve Size Standard: NPS
Valve Type: Butterfly
Media: Air, Liquids, Water
Stem: O-ring

Keystone Butterfly Valves & Assemblies