Wedge Lock Semiflush section

WEDGE-LOCK® Semi Flush

A proprietary wedge-style thread form that is suitable for highly deviated and directional wells.

Product summary

The WEDGE-LOCK® SF is a proprietary wedge-style thread form.

It is suitable for highly deviated and directional wells requiring downhole rotation where extreme tension, compression and bending loads are high. Dual metal - to - metal radial seals delivery full body ratings in both internal and external pressure.

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  • Proprietary wedge-style thread form

  • Full thread engagement

  • Dual metal-to-metal radial seals

  • Design optimized with finite element analysis

  • Optimized connection geometry to address casing wear

  • ISO 13679: 2011 CALIII and CAL IV qualified as well as API RP 5C5 2017


  • Slim hole, deepwater applications

  • Horizontal and torsional applications