ER™





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

Available in sizes from 7" to 24 1/2".

 

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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 profile provide high torque and 100% compression strength.

 

Features

  • Easy stabbing, fast make-up with no cross-threading risk.

 
Applications

  • Surface casing
  • Drilling with casing

Options

  • Matched strength
  • Special clearance
  • Special bevel