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TUR-SUB Centralizer Sub

The TUR-SUB is designed to be run in the challenging, close tolerance, under-ream applications found in some of the world’s most challenging offshore fields.

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Precise Manufacturing Eliminates Risk of Failure

The TUR-SUB is designed to be run in the challenging, close tolerance, under-ream applications found in some of the world’s most challenging offshore fields.

The TUR-SUB’s precise manufacturing and single-piece construction eliminates the risk of failure, ensuring reliable performance in critical wellbore environments. During operations, the TUR-SUB’s design allows the sub body to rotate within the centralizer at minimal torque, with the centralizer fully recessing into the sub body to navigate the tightest restrictions.

The TUR-SUB centralizer’s interlocked band design provides the strength of a single-piece construction, ensuring superior durability. The sub body is designed to meet API 5CT requirements, meet or exceed the host casing’s burst, collapse and tensile ratings, and be threaded to suit the casing string. Additionally, Centek offers the flexibility to tailor sub bodies to meet customer-specific requirements, making the TUR-SUB a versatile and reliable choice for challenging well operations.

Key Benefits

  • Designed specifically for ultra-tight tolerance applications
  • Low equivalent circulating density (ECD) signature to lower surge effect during run-in-hole (RIH)
  • Allows for rotation when fully compressed
  • Fewer bows for more efficient RIH
  • Will meet or exceed host casing burst and collapse specifications
  • Interlocked band design gives the strength of a single piece centralizer

Targeted applications

  • Deepwater
  • Ultra-narrow, close tolerance
  • Alternative to standard subs that will have higher initial insertion forces due to bow design

Sub Body

Centek has the capability to supply sub bodies tailored to meet customer specifications. Talk to our Product Service Experts for more information.

Centek Product Service Experts

Available Sizing

Centek TUR-SUBs are available in sizing from 9 5/8” through to 17 7/8”.

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

Product Finder

Download Product Overview

Download Product Overview

Also Available in this Range:

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TUR Under-Ream Bow Spring Centralizer

The Centek TUR bow spring centralizer is engineered for use in close tolerance, under-reamed applications commonly found in some of the world’s most challenging offshore fields.

TUR Under-Ream Bow Spring Centralizer
TUR Large Image (1)

TUR-CT Close Tolerance Under-Ream Bow Spring Centralizer

The TUR-CT is a high-performance centralizer specifically designed for the demanding close tolerance (CT) and under-reamed applications found in some of the world’s most challenging offshore fields.

TUR-CT Close Tolerance Under-Ream Bow Spring Centralizer
Customer Testimonial

Don't take our word for it!

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S2 Indonesia
Senior Engineer, Indonesia

"The side track was run successfully with no issues. We would use Centek products again, this time in the first instance."

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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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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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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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Request a Simulation

Submit your well details to request a tailored Centek simulation and receive expert product recommendations for your application.

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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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