Butterfly Valve
by: LEADER
Butterfly Valve - 50mm is backordered and will ship as soon as it is back in stock.
Description
Description
- Design Standard: BS 5155, EN 593, API 609 CAT. A.
- Wafer type design makes it compact and take lesser spaceDynamic sealing of concentric disc is obtained with vulcanised rubber seat at very low torque.
- High precision disc external profile for smooth operation & tight shut off sealing with low operating torque.
- Moulded rubber body seat is extending on to the contact faces ensures perfect sealing and eliminates the need for separate flange gaskets.
- Notch plate ensures the locking of the hand lever at different position in addition to open and closed position
- Shaft sealing is ensured by double sealing of Bush and 'O'ring combination.
- Body castings made of superior FG 260 grade cast iron to ensure additional strength.
- Valve disc made of ductile iron with epoxy coating/SS304/SS316 offers high strength against pressure.
- Shaft made of martensitic stainless steel to ensure maximum strength and torsional rigidity
- Two piece stem design which is precisely guided between the PTFE bush & Rubber ORings to prevent leakage, corrosion and stem seizure
- Taper disc holder pins to ensure shock proof shaft to disc connection & suitability of replacement at field.
- Easy visual control of open/closed position marked on the notch plate.
- Operation mode manual, gear, electric, pneumatic.
- Available with locking arrangement on request
- Temper Switch/supervisory limit switches option available on request.
- Top flange as per ISO 5211 to suit F Series flanges of Gears and Actuators
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