ASNT NDT Level III Examinations

Basic and Method Exams

ASNT NDT Level III certification candidates are required to pass both the NDT Basic and a method examination in order to receive the ASNT NDT Level III certificate.

A maximum of three (3) examinations in any Method or the Basic examination is permitted within a one (1) year period.

  • A candidate that fails the initial basic or Method examination shall not be permitted to retake the examination for thirty (30) days from the date of failure.
  • A candidate that fails the basic or Method examination for a second (2nd) time shall not be permitted to retake the examination for ninety (90) days from the date of failure.
  • A candidate that fails the basic or Method examination for a third (3rd) time shall not be permitted to retake the examination for one (1) year from the date of failure and must reapply as a new candidate. 

Exam Specifications

The table below lists the number of questions and time allowed for each exam. Clicking on an exam will take you to an abbreviated topical outline and reference page for that exam. For the full topical outlines and complete list of references, see the topical outlines listed in the American National Standard ANSI/ASNT CP-105, Standard Topical Outlines for Qualification of Nondestructive Testing Personnel.

Exam No. of Items* Time Certification

Basic

NDT Basic
135 4 hrs Required for ASNT NDT Level III Certification

AE

Acoustic Emission Testing
135 4 hrs NDT Only

ET

Electromagnetic Testing
135 4 hrs NDT Only

IR

Thermal/Infrared Testing
90 2 hrs NDT Only

LT

Leak Testing
135 4 hrs NDT Only

MFL

Magnetic Flux Leakage
90 2 hrs NDT Only

MT

Magnetic Particle Testing
90 2 hrs NDT and ACCP

NR

Neutron Radiographic Testing
135 4 hrs NDT Only

PT

Liquid Penetrant Testing
90 2 hrs NDT and ACCP

RT

Radiographic Testing
135 4 hrs NDT and ACCP

UT

Ultrasonic Testing
135 4 hrs NDT and ACCP

VT

Visual Testing
90 2 hrs NDT and ACCP