ER™


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Improved running efficiency in large diameter casing provided by low TPI thread design and increased taper.
Pin nose shoulder and thread profileprovide high torque and 100% compression strength.

A high-performance coupled connection without a metal-to-metal seal especially designed for surface and intermediate casing.


Features

  • Available in sizes from 7" to 24 1/2".
  • Easy stabbing, fast make-up with minimized cross-threading risk.


Applications

  • Surface & Intermediate casing
  • Casing while Drilling
  • SAGD & CSS
  • Geothermal

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