Flanged Style Three-Piece, Trunnion Mounted, Double Block and Bleed Twinsafe Valve

The Flanged Style, Three Piece, Double Block and Bleed Twinsafe Valves are designed to offer a safe and reliable double block and bleed function within a pipeline system.


Standard Specification

The Oliver Twinsafe Non Standard Length, Three Piece, Trunnion Mounted, Double Block and Bleed Valve is available in bore sizes from 1” to 3” and from ASME class 150lb to 2500lb. A variety of seat and body materials are available.


Key Features
  • 3/5 valves in one single unit (Depending on the bleed valve option)
  • Fewer leak paths compared to traditional hook-ups
  • Designed in accordance with ASME B16.34, ASME B16.5, & API 6D
  • Full Bore and reduced bore available
  • Various bleed valve options
  • Various end configurations (Flanges, Hubs, But-Weld ends etc.)

Question and Answer

Question: Can you provide me some weights of the 3/4" DBB valves?

Answer:

Thanks for the question - however we would need the actual flange rating of the valve before we could confirm any weights.

Please forward your request to sales@valves.co.uk

Thanks

Question: Can you provide details of dimensions/ wts of the DBB valves for the full range i.e class 150 to 2500 for 1", 1.5" & 2" valves trunnion mounted? Is this tabulated somewhere? It is not available on the web site.

Answer:

Typically on the smaller size valves we offer floating ball design in lieu of trunnion. This keeps costs to a minimum. Could you confirm this would be acceptable? If so I can forward a range drawing to you by return.

Best regards,

Richard Featherstone

Sales Manager - Oliver Twinsafe Valves

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