DBB Plug Valve Type 55
Main Features
- Standard face to face dimensions for Class 900 (API 3000) and upwards allowing for easy retrofit
- Space and weight saving true compact design
- Primary seals: metal to metal
- Secondary seals: lubricant
- Double block and bleed
- Two independent closing members
- Blow-out proof stem with three unique seals
- Protection against overpressure in internal cavities
- Excellent flow characteristics
- Fire safe tested (acc. to API 6FA and BS 6755
- All standard sizes and pressure stages/classes
- End connections as desired (Flange, Clamp, Welding ends etc...)
- Broad selection of materials
- 90° turning of the plug to open/close
- Low operating torque
- Direct or worm gear operation
- Vertical or horizontal gear - operating stem
- Can be installed in any position required