Robinson Valve Co.,Ltd ROBINSON VALVE

Cast Floating Flanged Ball Valve

Design Standard
API6D,BS5351,ASME B16.34
Pressure Rating
ASME CL, 150, 300, 600
Cast steel, stainless steel, special alloy
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Cast Floating Flanged Ball Valve

Cast Floating Flanged Ball Valve

The floating Valve is the new generation high performance ball valve, it is applied for long distance transport pipe and general industry pipe,it is safe and Resistance to bad environment ,suitable for many kinds of corrosive and non corrosive medium.It can be installed in petroleum, chemical, food, medicine, metallurgy, mining, water and electricity, natural gas, coal gas, such as urban construction system.

Applicable Standards:

Ball  Valve design according to API6D,BS5351,ASME B16.34
Face to face ASME B16.10,API6D
End Flanges ASME B16.5/ASME B16.47
Butt welded ends ASME B16.25
Fire Safety API607,API6A
Inspection and test API 598,API6D

Design Description:
- Two Pieces or Three Pieces Body
- Metal or Soft Seated
- Full or Reduced Bore
- Flanged or Butt Welded Ends
- Anti Blow Out Stem
- Anti Static Device
- Fire Safe Design
- Locking device
- ISO Mounting Pads (Optional)


  • The floating valve is split body type,and have two seat,it can be sealed bi-direction,so it can be installed both sides.
  • The bolts connected the body flange,the upper stem has the sliding bearing,Reducing friction, easy operation, smooth
  • The two seat support the force on the ball which came from the pressure of the medium in the pipe,so the ball will not move.the seat not deformation much,the torque is small and easy to operate,the sealing is good and long service life.
  • When the valve is fully open or close,release the pressure of the body,the stem packing can be replaced directly.
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