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ASNT Standards

Standards and Recommended Practices developed by ASNT define qualification and certification for NDT personnel. Through ASNT committees, we facilitate top NDT experts and business professionals in developing and defining personnel qualifications that support industries and governments' needs worldwide. For more information, visit the Standard Council page.

ASNT does not publish standards that describe how to perform NDT tasks; those are published by ASTM International and other organizations standards that affect NDT users and are highlighted in codes and standards bodies involved in NDT Industry. 

ASNT Standard Topical Outlines for Qualification of Nondestructive Testing Personnel

This standard provides training outlines for Level I and Level II personnel and topical outlines for the qualification of Level III NDT personnel and details the minimum training course content for those personnel. CP-105 is the compilation and updated revision of the Recommended Training Course Outlines formerly found in Recommended Practice No. SNT-TC-1A and CP-189. CP-105 comes with SNT-TC-1A and CP-189 when those documents are purchased.

Nondestructive Testing - Qualification and Certification of Personnel

The U.S. adoption of ISO 9712:2005 as modified in accordance with ISO Guide 21 and provides certification requirements for personnel certifying in the ET, MT, PT, RT, UT & VT test methods. This is a “central” certification system that requires certification examinations to be administered by an accredited third-party certification body.

ASNT Standard for Qualification and Certification of Nondestructive Testing Personnel

This employer-based standard establishes the minimum requirements for the qualification and certification of nondestructive testing (NDT) and Predictive Maintenance (PdM) personnel. An American National Standard (ANS), CP-189 provides requirements as opposed to the guidelines of SNT-TC-1A.

In-line Inspection Personnel Qualification and Certification Standard

Created to establish minimum requirements for qualification and certification of in-line inspection personnel whose jobs demand specific knowledge of the technical principals of in-line inspection technologies, operations, regulatory requirements, and industry standards as applicable to pipeline systems. The employer-based standard includes qualification and certification for Levels I, II, and III.

Recommended Practice No. SNT-TC-1A
Personnel Qualification and Certification in Nondestructive Testing

Provides guidelines that can be used by companies to develop employer-based in-house NDT and PdM certification programs. Included are recommended skill levels for all levels of NDT qualification, the recommended training and experience hours for Level I and Level II personnel, and the examination eligibility requirements for  Level III personnel. These guidelines can be modified by employers and, when incorporated into a company’s written practice, become the NDT certification requirements for that company.