Batley Valves - Model BDK - Double Eccentric Butterfly Valve
From Isolation Valves - Butterfly Valves
BDK Double Eccentric Butterfly Valve for regulation and control in water treatment, desalination, power, steel, chemical and process plants. The axis of the disc rotation is double offset to the seat which enables bubble tight shut-off over extended periods of service.
Features / Benefits
APPLICATION
- Regulating and Control
- Double eccentric / offset design for tight shut-off, reduced seat wear and reduced torque peak.
- Spherical seat contacts the seat smoothly
- Combination of seat and disc materials suitable for up to 600°C
- Firesafe
- Blow Out Proof Steam - Outside the pressure boundary
- Models 91 & 91L
- Seat for Models 91 / 91L - With memory seal ring
- Stem for Models 91 / 91L - Minimum 17-4PH for high tensile strength
- Disc for Models 91 / 91L - Minimum CF8 (SS304) for corrosion resistance
- Class 150, 300
- AP 609
- 50mm (2') to 600mm (24')
- Body: WCB, CF8, CF8M, CF3, CF3M, CD4MCu, CN7M, etc
- Wafer
- Lugged
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