FULLY WELDED BODY

The ball is mounted on a trunnion plate which supports the pressure load. The seats are spring energized to allow tightness at low pressure, while the seats are energized by the pressure itself at high pressure. Body construction can be two or three pieces, welded body, made by forging or casting.

STANDARD DESIGN
API 6D – API 6A

BODY JOINT
Welded Body

FACE TO FACE
Face to Face and End to End dimension as per API 6D, ASME B16.10 or Compact Dimension

END CONNECTION

  • Butt Weld BW
  • Flanged RF or RTJ
  • Pipe Pieces (optional)

PORT

  • Full Bore
  • Reduced Bore (optional)  

RANGE SIZE
Nominal Ball Bore 2” to 60”

RATING CLASS DESIGNATION
From 150# to 1500#

  • Side Entry
  • Soft Seat
  • Metal to Metal Seat
  • Low Temperature
  • Double Block & Bleed
  • Double Piston Effect Seats
  • Underground Installation
  • Design and Construction according to ASME 16.34, ASME VIII
  • Fife Safe Design according to BS 6755-2, API 6FA and API 607
  • Antistatic Device
  • Hand or Motor operated
  • Recommended rim-pull handle forces according to EN IS 12570
  • Anti Blow-Out System
  • Uni-directional Flow (optional)
  • Locking Device (optional)
  • Field Replaceable Stem Seals
  • Drain Plug and Vent/bleeder
  • Emergency Sealant Injection on Stem and Seats