Series 500 Wheatley

Check valve

Series 500 Wheatley check valve in a pipeline at a processing facility.
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The Series 500 Wheatley™ check valve is a fire-tested flanged-end swing check valve with full-open, through-conduit design for low pressure drop and less turbulence. It has been a staple of the oil and gas industry for years.

  • Downstream of pumps and compressors to prevent reverse flow
  • Gas compressor stations
  • Gas storage
  • Gas processing stations
  • Land exploration and development drilling
  • Pump stations and wellhead inspection facilities
Series 500 Wheatley check valves protect your pumps by preventing backflow. The top-entry design enables inline repairs, saving time.
  • Full bore
  • Able to pass pigs and spheres
  • Seals that provide bubbletight shutoff
  • Suitable for vertical flow upward or horizontal installation
  • API Spec 6D monogram
  • 316 stainless steel standard trim, suitable for a broad range of service conditions
  • Integral and removable seat options