Vridspjäll Block Bleed (DBB3 Triple Offset Butterfly Valve)
The Double Isolation and bleed facility valves , with two lugged valve bodies with central spool piece provide the benefits Of the Triple Offset design with none of the disadvantages (space, weight, cost) associated with Gate or Ball valve designs.
Size Range: DN80 – DN1200 (3″ – 48″)
Pressure Rating: Class 150 – Class 2500
Body Patterns: Wafer, Lugged, DFSP, DFLP, BWE, Hub, etc
Body Seat: 316SS, Graphite
Body Materials: WCB, 304, 316, Hastalloy, Inconel, etc.
Disc Materials: WCB, 304, 316, Hastalloy, Inconel, etc.
Temperature Rating: -46°C to +750°C
Certification: API607
Operation: Manual, Electric, Pneumatic, Hydraulic.