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S-H Hinged Bow Spring Centralizer

The Centek S-H Hinged centralizer is a high-strength solution engineered for challenging well applications that would typically require a single-piece design.

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Integrated Hinge with One Way Pin

The Centek S-H hinged centralizer is a high-strength solution engineered for challenging well applications that would typically require a single-piece design.

Featuring a unique twisted hinge with one-way pin, the S2 Hinged (S-H) centralizer combines the strength and performance of Centek’s industry-leading single-piece centralizers with up to 30% savings on transport, storage, and installation costs. This is made possible by its ability to nest efficiently on a pallet.

Fitment is quick and easy, with one hinge delivered pre-pinned, achieving installation times comparable to slip-on centralizers. This design makes the S2 Hinged ideal for land, offshore, and deepwater wells, highly deviated wellbores, long lateral runs, and situations where slip-on centralizers are not feasible.

The S2 Hinged offers several advantages, including a reduced carbon footprint due to minimized transport and storage needs, and each unit is made to gauge for precise fitment. The high standoff ratios promote effective zonal isolation, providing added value and efficiency in demanding applications.

Key Benefits

  • Tested to exceed the requirements of API Specification 10D, Seventh Edition.
  • Unique high-strength hinge and hinge pin design – as strong as a single-piece centralizer
  • Safe and quick installation
  • Can be transported on the pipe and installed on the pipe rack or rig floor

Targeted applications

  • Land, offshore and deepwater
  • Highly deviated wells
  • Wells with long lateral runs
  • Applications where slip-on centralizers cannot be used

Stop Collars

Redesigned 00SH and HDSH stop collars has been developed using the same hinged design. Holding forces are comparable to Centek’s industry leading single piece stop collar range.

00SH Hinged Stop Collar

Available Sizing

The S-H centralizer is available in sizes from 5 1/2 to 28"

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

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Download Product Overview

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Also Available in this Range:

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S2 Bow Spring Centralizer

The revolutionary S2 bow spring centralizer is a high-performance, single-piece solution specifically designed for challenging wellbores.

S2 Bow Spring Centralizer
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SHD Heavy Duty Bow Spring Centralizer

The S2 Heavy Duty Bow Spring Centralizer is engineered to provide exceptional strength and reliability in the most challenging well conditions.

SHD Bow Spring Centralizer
Customer Testimonial

Don't take our word for it!

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UROS Malaysia
Mohd Irfan, Talisman Energy

"No issue at all to get casing to the bottom…managed to rotate while cementing approximately 20rpm, 10-15kft lbs torque. Will be using the same for the next 2 wells"

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S2 USA
Completions engineer, BBC

"I was very sceptical about running this quantity of centralizers in the hole. The company man said he would bet money we’d have problems. The Centek centralizer got us to bottom under very difficult conditions.”

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TUR Nigeria
Christian Rogerson, Drilling Operations Engineer, Chevron

"This is a technology improvement/ innovation that will continue to be deployed for this application in deep water Agbami wells.”

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S2 Dutch North Sea, Netherlands
Drilling Engineer at Wintershall

"Good decision to use the Centeks. Due to the development costs we had to invest more money, but the job went well and the investment was worth the money.”

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The Centek Product Finder is your go-to tool for exploring our full range of centralizers and stop collars available worldwide. Designed to make product selection simple, it provides instant access to key dimensional and performance data, helping you compare options and identify the best fit for your well design.

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