The Calvary C-Chek valve is designed as a through conduit check valve manufactured and tested to API 6D and ANSI B16.34 specifications. In its standard design it will allow the passing of pipeline pigs (foam inside pipe) of any design without modification.


  • Full Bore / Through Conduit
  • Repeated Positive Shut-Off
  • Quick Closure to Prevent Backflow

Trim: Standard or Nace MR-01-75
Option: External Lever Locking Arm
Sizes: 2” thru 36”
Pressure Classes:
150, 300, 600, 900
Operating Temperatures:
-50F to +350F (-46C to +176C)

Available End Connections:

  • Raised Face Flanged
  • Ring Joint Flanged
  • Weld End Connections
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