MODULAR DB&B (two balls in one body)
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


