S2 Bow Spring Centralizer

S2 Bow Spring Centralizer

The revolutionary S2 bow spring centralizer is a high-performance, single-piece solution specifically designed for challenging wellbores. Its engineered combination of strength and flexibility enhances run-in-hole (RIH) efficiency, reducing time and costs for operators aiming to reach total depth.

The S2's single-piece construction eliminates weak points, making it highly durable in demanding casing running environments. It is particularly suited for severe well geometries, high build rates, extended reach, and J-type and S-type wells, as well as high-temperature, high-pressure (HTHP) applications.

Manufactured to gauge, the S2 offers exceptional restoring force and superior flexibility in downhole conditions. Its innovative design has earned multiple accolades, including the prestigious Queen’s Award for Innovation.

Features and benefits

  • Tested to exceed API 10D
  • Supports cementing best practices
  • Made to gauge
  • Optimum stand-off
  • Zero start and running forces
  • Maximum flow by area
  • Reduced torque and drag
  • Enhanced rotation and reciprocation during RIH

Targeted applications

  • Onshore and offshore
  • Unconsolidated wells
  • Extended reach, horizontal and highly deviated wells
  • HTHP and geothermal wells
  • Shale oil & gas wells
  • OH completions w/packers
  • Sand screen completions
  • J-type and S-type

S2 centralizer application guide

Performance ratings

Centralization and the ease of running casing is often a balance between strength and flexibility which combine to support, what we call, 'runability'. To help with product selection we've added a rating to all our products for flexibility, runability and inherent strength.

 

Sizing

S2 centralizers are available in sizes from 2 7⁄8" to 24".

For more information talk to our Product Service Experts today or use our Product Selector Tool to find the right product for your application

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