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Instrument-double-block-Imperial

Instrument Double Block & Bleed Valves

Compact and one piece

 

Where compactness and a high specification for mechanical and piping applications is required, Imperial Valve offers a complete range of instrument double block and bleed valves (dbb’s) in accordance with ANSI/ASME B.16.34. Variations of these insturment double block and bleed valves include sampling and chemical injection double block and bleed valves.

 

Features
  • through bore ball-needle-ball configuration
  • reduced and full bore sizes available
  • flange x thread or flange x flange configurations
  • sampling and chemical injection versions available
  • handle locking option available
  • fire tested in accordance with BS6755 part II

 

Specifications
  • flange sizes 1/2″ upto 3″ available
  • ratings: ANSI 150-2500 lbs
  • materials: wide selection of materials for both body and internals: carbon steel, low alloy steels, stainless steels, Duplex, Ni-alloys and titanium.
  • including NACE MR-01-75 (latest revision)