Double Flapper Check Valve

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Applications
  • Standard safety device used on CT operations in all oil, gas and water wells
  • Sweet and sour service (H2S)
  • Mandatory for most operators and service providers
Features
  • Allows unobstructed flow of fluids and nitrogen
  • Prevents uncontrolled flow of fluids from the wellbore in case of a pipe failure
  • Internal passage allows passage of trap balls
  • Quickly redressed with field equipment
  • Readily available O-ring seals for pressure integrity of CT downhole operations
The double-flapper check valve is the standard check valve used in the standard check valve used in the majority of CT operations. It is mounted close to the top of the CT string, below the connector to provide a well control barrier inside the coiled tubing against the wellbore.

O.D. (in.) I.D. † (in.) LENGTH † (in.)
1.500 15/32 17
1.688 22/32 18
2.125 1 19
2.563 10/32 20
† As per customers specifications
Double Flapper Check Valve