Cold Root Rolling Blog

Why is CJWinter The World Leader in Cold Root Rolling?

Posted by CJWinter on Apr 26, 2018 8:30:00 AM

CJWinter is the leader in the industry when it comes to Cold Root Rolling

There are many reasons why CJWinter has taken over the industry for cold root rolling. For over 60 years CJWinter has been an industry leader in supplying thread rolls and thread rolling tools globally. CJWinter has used the experience to design tools specifically for Rotary Shouldered Connections and Tool Joints in the Petroleum Industry. We believe our tools are the only self-contained, commercially available products that will cold roll threads compliant with ANSI/API Specification 7.2:2008 and ISO 10424-2:2007, in accordance with NS-1™ cold rolling procedures, and DS-1 Third Edition, Volume 3.33.6. 

CJWinters in-house engineering staff is experienced with cold rolling specifications, the set-up, installation and training on all types of lathes. Our engineering staff is always available to assist with any technical manufacturing situation.

The CJWinter cold root rolling tools and rolls have many unique advantages.

  • CJWinter has earned the Fearnley Procter NS-1™* LEVEL 2 Accreditation. CJWinter is the only cold roll tool Manufacture in the World that has this accreditation.
  • CJWinter rolls cannot be loaded incorrectly EPL (Error Proof Loading)
  • CJWinter’s tools do not require an external hydraulic pump and no external hoses to worry about. 
  • CJWinter’s liquid filled pressure gage: Values can be observed either post cycle or during the process.
  • No Conversions: The values of hydraulic pressure and roller force are 1:1, simplifying the process.
  • CJWinter developed a website specifically for cold root rolling application

CJWinter has been awarded Fearnley Procter NS-1™ LEVEL 2 Accreditation

In the oil and gas industry, equipment failure can have disastrous effects on various drilling applications.

To prevent faulty equipment from hindering their applications, many industrial professionals choose equipment manufactured by Fearnley Procter NS-1™ Accredited companies. This ensures that the equipment is able to withstand the demanding conditions of drilling environments.

What is Fearnley Procter NS-1™ Accreditation?

NS-1_Process_Level_2The Fearnley Procter NS-1™Accreditation is an independent assessment certification, which provides a mark of quality and competence for end users and service companies working in the worldwide oil and gas industry. As an integrated approach to preventing equipment failure, accreditation ensures that equipment meets standards for operational stresses and harsh environments.

Download Fearnley Procter NS-1 Certificate >

The Fearnley Procter NS-1™ Accreditation consists of four types of approvals: Facility, Products, Processes, and Design. Each Accreditation contains specific criteria that must be passed to attain certification. Attaining all four approval certificates ensures the competency of suppliers to provide equipment and services that meet the Fearnley Procter NS-1™ standards and requirements. CJWinter has been awarded Fearnley Procter NS-1™ Accreditation for its cold rolling processes for Pin and Box rotary shouldered connections.

What Does Accreditation Mean?

As more equipment is being supplied from countries across the globe, it’s important for the industry to trust in the quality and competency of these products. Holding the Fearnley Procter NS-1™ Accreditation assures end users that they can rely on these products in their daily processes and operations.

Meeting the Fearnley Procter NS-1™ Accreditation is proof of expertise in the manufacturer to deliver the highest-quality products possible; this is based upon comprehensive industry knowledge and an understanding of equipment failures and what causes them.

At CJWinter, our commitment to high quality is proven by attaining Fearnley Procter NS-1™ Accreditation. We are the only cold root rolling equipment manufacturer to receive Fearnley Procter NS-1™ LEVEL 2 Accreditation for the use of our tooling to cold root roll a variety of rotary shouldered connections in both standard and non-magnetic materials.

Our team demonstrated a firm commitment to helping the industry properly cold roll a connection. CJWinter tooling and processes are proven to consistently achieve the desired results of the cold rolling processes.

Currently, CJWinter produces the only self-contained, commercially available tool that will cold root roll threads in compliance with ANSI/API Specification 7.2.2008 and ISO 10424-2.2007 compliance, and in accordance with the Fearnley Procter NS-1™ and DS-1 cold root rolling procedures.

Download CJWinter's accreditation to save it for your records today.


*CJWinter Procedure for Cold Rolling of Threads of Rotary Shouldered Connections, Revision A. Services: Cold Rolling of Rotary Shouldered Connections.

Topics: Cold Root Rolling, Fearnley Procter NS-1