Floating Ball Valve DBB - Compact Design

Our compact style Double Block & Bleed Valves are designed with an overall length in accordance with ASME B16:10. The single piece body design reduces potential leak paths and allows weight and space to be kept to a minimum. Available with both full and reduced bore sizes.

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  • Available up to 3" full bore and 4" reduced bore
  • Available in ASME B16.10 standard length (CSL)
  • Also available to Oliver standard lengths (COSL)
  • Floating Ball design with robust lever operation
  • Flanged connections in accordance with ASME B16.5
  • Integral vent valve with threaded outlet connection.
  • Various other bleed valve options are available and we can work with our customers to adopt a technical project focused approach to ensure complete compatibility

AMSE B16.10 overall length

Allows the replacement of single isolate ball valves with the increased safety of true double isolation, without the need for expensive pipework modifications.

Single Piece Body

The single piece body with threaded end inserts provides the most compact overall length and reduces potential leak points to an absolute minimum.

Full Through Bore

Valves are available with full bore sizes in accordance with API 6D, ensuring maximum flow for increased production rates and allowing pigging of the pipe line.

Multiple Bleed Valve Options

Various bleed valve options and connections are available in line with customer requirements.

Floating Ball Design

The floating ball construction ensures maximum weight and space savings, whilst providing reliable and safe isolation up to and including ASME Class 2500

Floating DBB Valve Specifications:
Pressure Rating ASME Class 150 to 2500, API 6A up to 5,000 API
Temperature Range -50 deg c to 240 deg C
Design Standards ASME B16.34, API 6D, ASME VIII, ASME B16.5
Firesafe Standards API 607, API6FA, ISO 10497
Seat Materials Soft Seats: PEEK, PTFE & Metal Seats: Tungsten Carbide and Chrome Carbide
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