Butterfly Valve

This valve is typically utilized in dilute or dense phase pressure or vacuum systems or under atmospheric (gravity) conditions. It utilizes a disc that seals against a seat (Buna-N, EDPM, etc.,) in the valve body. It can be used in a variety of material applications including Sugar, but should not be used when dealing with abrasive materials.
STANDARD CONSTRUCTION FEATURES
N-SERIES
Cast iron, wafer style body
Nylon coated, ductile iron disc
Stainless steel stem with acetal bushing and BUNA stem seal
EPDM seat
S-SERIES
Cast iron, wafer style body
Stainless steel disc
Stainless steel stem with acetal bushing and BUNA stem seal
White BUNA seat
OPTIONAL FEATURES
Various seat materials available
Air or manual operated
Single or double solenoid air control valve
NEMA 4, or NEMA 79 electrical enclosure
Lug style body
High temperature seat (+400º F)