BT-BFV Wafer Type Butterfly Valve
DEMCO NE-C style Butterfly Valve wafer design Long neck

Water and Lug design, identical with NE-C style 2”-12”
10 position locking handle
One piece body to assure high strength and minimum weight, cast in water and lug pattern, rating at ANSI Class 150 (285 psi non-shock)
Top flange with large mounting area for automatic or manual actuators
Disc & seat are configured for low pressure drop and high flow coefficients
Replaceable seat in a wide range of materials of NBR, VITON, EPDM or upon request
Three drop tight pressure ratings 285psi, 200psi, 50psi; 200psi shutoff is widely used;
Bi-directional with identical flow-way from either face, easy installation & disassembly, inspection, replacement of parts;
Application in chemical plants, processing plants, power plants, refineries, shipbuilding, pulp and paper mills, also for heating, ventilation and air condition.
Low cost and light weight to low pressure water, oil, stream, gas and slurry application.

Overal Dimension