MR0175 Certified User Corrosion Resistant Alloy (CRA) Certification

MR0175 Resistant Alloy Certification

MR0175 Certified User Corrosion Resistant Alloy (CRA) Certification

The MR0175 Certified User Corrosion Resistant Alloy (CRA) Certification is for those with a strong working knowledge of the MR0175 Standard with relation to the use of corrosion resistant alloys. It encompasses technical knowledge of the standard itself as well as its implications that are not strictly defined.

Certification candidates have four (4) years to complete all requirements, including a successful completion of the exam, and an approved application with the required work experience and education requirements.

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Who should apply

Individual certification available for persons with a working knowledge of the MR0175, which also includes the following:

  • Have a basic technical understanding of corrosion mechanisms caused by sour corrosion, corrosion of metals, and galvanic corrosion.
  • Have the work experience necessary to understand the implications of various environmental conditions on materials selection.
  • Have a technical understanding of Standard NACE-ANSI MR0175/ISO 15156, “Petroleum and natural gas industries-Materials for use in H2S-containing environments in oil and gas production,” its published interpretations, circulars, etc., and demonstrated competency in its application.
  • Have advanced knowledge and understanding of the basis for “shall” requirements in the standard.
  • Have the knowledge and work experience needed to lead discussion of testing, evaluations, and judgments of materials that may be allowed but are not listed in the standard.

How to achieve certification

The steps to certification can be taken in any order
  1. Work experience and education requirements

    Bachelor’s degree in one of the following: applied chemistry, chemical engineering, corrosion, material science, mechanical engineering, metallurgy and 2 years of verifiable relevant work experience

    OR

    Five years of verifiable relevant work experience including 2 years in responsible charge

  2. Certification, course, and application requirements

    Approved MR0175 Certified User-Corrosion Resistant Alloy (CRA) Certification Application

    Successful completion of the Ethics for the Corrosion Professional course or an equivalent training

  3. Core exam requirements

    MR0175 Certified User - Corrosion Resistant Alloy Exam​

    Exam Preparation Guide

Apply for Certification

Certification exams

NII certification requirements include an exam delivered via computer-based testing (CBT).

The multiple-choice CBT exam is delivered via Pearson VUE.

Renewal requirements

Certification holders are required to pay a non-refundable processing fee for renewal.

NOTE: NACE reserves the right to return any incomplete applications or those that do not meet the requirements. All application fees are non-refundable. To avoid processing delays or forfeiture of fees, please ensure that the application is complete, meets all the requirements and payment has been received.

Please refer to the Examiner Guide for renewal criteria.

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