357 Magnum Valve

357 Magnum Valve

Citadel Casing Solutions’ in-house engineered 357 MAGNUM VALVE is an all-composite float valve developed for downhole applications where drillability and performance merge. Whether deep set surface, intermediate casing, or production casing where moderate temperature and/or hydrostatic pressure performance is needed, the 357 MAGNUM is the go-to valve.

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Size Range

7.000 and larger

API 10F Classification

D36 R10 T400 P7500

Max Pressure1 @ 400°F

7,500 psi

Min Flow Area

3.57 in2

Max Flow Rate

15 bpm for 8 hrs

Flow Endurance

10 bpm for 36 hrs

1Actual pressure ratings depend on size, thread, and grade


  • Citadel performance with full composite drillability
  • VLD Technology = class leading durability
  • Optional autofill configuration
  • Setting the bar for intermediate and deep set surface float equipment

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