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ES Bow Spring Centralizer

Introducing the Eco-Standard (ES) centralizer—our latest economical, single-piece solution engineered for most applications.

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NEW Single Piece Centralizer

Introducing the Eco-Standard (ES) centralizer—our latest economical, single-piece solution engineered for most applications. Designed with integrated tabs in the end-band to increase flexibility, it significantly enhances run-in-hole (RIH) efficiency, helping operators reach total depth faster while reducing time and costs.

The low-profile ES takes it core design from the Centek S2 with its seamless construction, zero weak points and jigsaw joint, offering high durability in casing running environments. The unit is heat treated and has a double curvature on each bow to reduce the contact with the casing or wellbore walls.

The ES range is tested to exceed the API 10D 7th edition standard. 

Integrated tabs increase the flexibility of the product.

Key Benefits

  • Tested to API 10D 7th Edition​
  • Double curvature bow​
  • Jigsaw joint​
  • Zero weak points​
  • Heat treated​
  • Low profile unit, providing high flow-by-area​
  • High standoff ratio​
  • Robust yet flexible​
  • Original design​

Targeted applications

  • Onshore and offshore wells
  • Vertical, deviated and horizontal wells

Stop Collars

The ES is available with a corresponding range of high strength stop collars.

0SO Slip on Stop Collar

Available Sizing

Available to suit casing sizes ranging from 4 1/2" to 14".

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

Centek Product Service Experts

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Customer Testimonial

Don't take our word for it!

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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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S2 Hinged Mediterranean
Alexandru D – Halliburton Cementing

"The redesigned Centek S2 Hinged centralizer performed great, supporting the RIH and providing the stand-off needed for a good cement job and zonal isolation, while in the same time reducing the costs associated with transport, storage and installation offshore"

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ES West Turkey
Operator, Turkey

"The installation was smooth, the cement job was excellent, and the final bond log confirmed we made the right choice."

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UROS CT
UROS-CT Indonesia
Client Representative, Indonesia

"The Centek UROS-CT centralizers performed perfectly, allowing us to reach TD smoothly with tight clearances and no drag-related problems.

The cement bond log confirmed a good cement job, and overall borehole stability remained excellent throughout the operation. This equipment combination played a key role in achieving a successful, trouble-free liner run.”

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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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