Compliance BD Butterfly Valve in Bangladesh
The Compliance BD Butterfly Valve in Bangladesh is a valve is a quarter-turn valve used for flow regulation in large pipe diameters in which the disc takes the form of a disk. The operation is similar to that of a ball valve. A plate or disc is positioned in the center of the pipe.
Compliance BD Butterfly Valve in Bangladesh is easy and fast to open. A metal disc in the body of the valve is positioned perpendicular to the flow in the closed position and provides complete closure or opening of the Butterfly Valve in Bangladesh. Large Butterfly Valve in Bangladesh is usually equipped with a so-called gearbox, where the hand wheel by gears is connected to the stem. This simplifies the operation of the valve, they are often used in agricultural and water or wastewater treatment applications and are one of the most common types.
Butterfly Valve in Bangladesh has a short type round body, a circular disc, metal or soft seats, top and bottom shaft bearings and stuffing box. They are small and, when actuated pneumatically, open and close very quickly. The structure of a Butterfly Valve in Bangladesh body varies. A most used design is the wafer type that fits between two flanges. There is one more type. It has he lug wafer design, is held in place between two flanges by bolts that join the two flanges and pass through holes in the valve’s outer casing. Butterfly Valve in Bangladesh is available with flanged, threaded and it has also butt welding ends. But they are not often applied.
A Butterfly Valve in Bangladesh such as this operates the same as a ball valve. This valve contains a flat round plate that is placed in the middle of the pipe, as well as the plate, has a bar inside that is joined to a switch in the outer Butterfly Valve in Bangladesh portion. This type of valve functions by revolving the handle as well as the plate in the similar position or vertical to the movement. Unlike the ball valve type, the butterfly valve is constantly present in the movement; thus there is always a moderate drop in the pressure in the movement regardless of the valve’s position.
SIZE RANGE: 2-20″ (50-500mm).
Larger sizes on application.
TEMPERATURE RANGE: to 250°F (121°C)
2-20” (50-500mm) = 250 psi (1720 kPa) with ductile iron/nickel plated disc; 200 psi (1380 kPa) with 316 stainless steel disc.
SHUTOFF FEATURES AVAILABLE: Full rated bi-directional shutoff, Bubble Tight lugged.
BODY STYLES: Wafer or lugged.
BODY MATERIAL: 2-20” (50-500mm) ductile iron; 24-42” (600-900mm) cast iron
ACTUATOR AVAILABLE TYPE: Square nut, Power Rack, Lever, double-acting and spring- return cylinder hand & chain wheel, G-Series cylinder.