Piping DBB Valves

Sami Instruments DBB valves for Piping ensure a leak-tight reliability for your pipe line and can be available in a variety of configurations.

  • Single block, block and bleed or double block and bleed assembly
  •  One piece design or modular construction (two or three piece design)
  • Available sizes: from 1/2″ to 10″ (DN 15 to DN 250)
  • Full or reduced bore
  • Flanged connections in compliance with ASME B16.5 RF and RTJ
  • Construction and testing according to API 6A and API 6D
  • Anti-blowout valve stems and needle tips
  • Rating ANSI from 150 lbs up to 2500 lbs and API 6A from 5,000 to 15,000 psi