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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

Download Product Overview

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Customer Testimonial

Don't take our word for it!

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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.”

Read more...

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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. Whether you’re looking for high-performance solutions for challenging conditions or standard designs for everyday applications, the Product Finder gives you the detail you need to make confident, informed choices.

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