MODULAR DB&B (two balls in one body)

The valve design can be Trunnion Mounted or Floating Ball. The DBB feature is aimed to get double barrier on piping and bleed the fluid between two balls from body cavity through one valve or pipeline. Body construction is three pieces, made by forging, forged or rolled bar.

STANDARD DESIGN
API 6D – API 6A

BODY JOINT
Bolted Joint

FACE TO FACE
End to End dimension as Customer Agreement

END CONNECTION

  • Butt Weld BW
  • Flanged RF or RTJ
  • Clamp or Hub as customer drawings

PORT

  • Full Bore
  • Reduced Bore (optional )

RANGE SIZE
Nominal Ball Bore: – ½” to 24” (API 6D ) / 1 13/16” to 16 3/4” (API 6A)

RATING CLASS DESIGNATION
From 150# to 2500# (API 6D ) / API 2,000 to API 10,000 (API 6A )

  • Side Entry
  • Soft Seat
  • Metal to Metal Seat
  • High Temperature Service
  • Low Temperature and Cryogenic Service
  • Double Block & Bleed
  • Design and Construction according to ASME 16.34, ASME VIII
  • Fire Safe Design according to BS 6755-2, API6FA and API 607
  • Antistatic Device
  • Hand or Motor operated recommended rim-pull handle forces according to EN ISO 12570
  • Anti Blow-out System
  • Stem Extension (optional )
  • Locking Device (optional )
  • Field Replaceable Stem Seals
  • Drain Plug and Vent/bleeder
  • Emergency Sealant Injections (optional )
  •  Lifting Lugs and Supporting Feet