Top Entry Ball Valves

The RANGER series of top-entry ball valves have been engineered to meet both the general service and heavy-duty applications with a focus on inline repairability.

Key Application(s)

  • Water, petroleum and natural gas

Design Features

  • Sizes from NPS 2 to NPS 56
  • CLASS 150 to 2500
  • Operating temperature -46℃ to 121℃
  • Parts such as the bonnet, ball, valve seat, valve stem, etc. can be dismounted and installed inline to realize the inline repair function
  • A locking device is provided to prevent misoperation of the valve
  • Valve stem flyout prevention structure design, to prevent an accident due to the ejection of valve stem caused by abnormal pressurization in the chamber
  • Fireproof and antistatic design
  • The valve stem and the valve seat are equipped with an injection system
  • DBB (double block and bleed) function


Design Standards

  • API 6D
  • ISO 17292


  • ASME B16.10

End Connection

  • ASME B16.5
  • ASME B16.25