ASNT… Creating a Safer World! ™

ASNT ISQ Examinations

Exam Specifications - Ultrasonic Testing: Thickness and Corrosion Scanning Examination (UTT)

A hands-on practical examination will be used to assess the candidate's ability to perform ultrasonic testing (UT) on a minimum number of specimens and product forms per the thickness and corrosion scanning ISQ exam. The specimens and areas of interest contain actual or artificially induced discontinuities representing those discontinuities found in the product type and industry sector for which qualification is sought. Candidates must locate, interpret, and evaluate discontinuities, and properly document test results.

Qualifications to take the Thickness and Corrosion Scanning Examination

The ISQ UTT candidates shall understand that the expected prerequisite level of competency to sit for this exam is at least equal to a Level II ultrasonics limited certification in A-scan thickness measurement per the guidelines in Recommended Practice No. SNT-TC-1A: Personnel Qualification and Certification in Nondestructive Testing (latest edition).

Candidates are expected to bring their own equipment, and to understand the protocol, instructions, and report form before arriving for the examination.

Examples of Required Equipment:

  • Ultrasonic Instrument(s)
  • Reference Standard(s)
  • Transducer(s)

Candidates will be required to present two forms of original (no photo copies), valid (unexpired) IDs; one form as a primary ID (government issued with name, recent recognizable photo, and signature) and one form as a secondary ID (with at least a name and signature, or name and recent recognizable photo).

Safety toe shoes are required to conduct the exam.

Candidates will be required to agree to a code of ethics and ASNT terms and conditions.

Protocol, Exam Instructions, and Report for the UT Thickness and Corrosion Scanning Examination

Re-examination Policy

Candidates who fail the exam shall meet the following conditions to apply and retake the examination:

  • After a failure on the first attempt, an immediate retake shall be allowed following the same application process as the initial attempt.
  • After a failure on a second attempt, a thirty (30) day waiting period will be required before an additional application will be processed and an exam can be attempted. The application process shall be the same as the initial application process. It is strongly recommended that the candidate participate in additional training for the exam method in preparation for an additional exam attempt.
  • After a failure on a third attempt, a ninety (90) day waiting period will be required before an additional application will be processed and an exam can be attempted. The application process shall be the same as the initial application process. It is strongly recommended that the candidate participate in additional training for the exam method in preparation for an additional exam attempt.
  • After a failure on a fourth attempt and all subsequent attempts, a one hundred eighty (180) day waiting period will be required before an additional application will be processed and an exam can be attempted. The application process shall be the same as the initial application process. It is strongly recommended that the candidate participate in additional training for the exam method in preparation for an additional exam attempt.