DBB Ball Valves

The RANGER series of forged double block and bleed, 3 piece trunnion ball valves, has been engineered to robust requirements.

Key Application(s)

  • Petrochemical, Chemical, Power Plant, as well as Oil and Gas

Design Features

  • Sizes from 1/2” to 24”(15mm to 600mm)
  • CLASS 150 to 2500
  • Operating temperature -196℃ to 200℃(the range of service temperature may vary for different materials)
  • Compact Design, Desirable Performance
  • Inlet And Outlet Closed, Block And Bleed
  • Fire Safe Design
  • Anti Blowout Stem design, maintenance available at The Pipeline
  • Full Bore, Piggable, Low Flow Resistance, desirable flow rate


Design Standards

  • API 6D
  • ASME B16.34


  • RANGER Standard

End Connection

  • ASME B16.5
  • ASME B16.25
  • ASME B16.11

Test Standards

  • API 6D
  • API 598
  • ISO 5208