Refresher Courses
If you're preparing for ASNT NDT Level III Exams, then ASNT Refresher Courses are designed for you.
The ASNT refresher courses are for those who are currently Level II or III and are looking to become an ASNT Level III or to maintain their Level III status. Our courses are structured around the same Body of Knowledge as the ASNT NDT Level III examinations. See complete course syllabi, a list of the many materials included with the courses, and a downloadable brochure and registration form.
Study Materials
If Self Study is your path to certification whether it is NDT ASNT Level III or IRRSP then ASNT’s book store offers Study Guides, Questions and Answers Books, Training books and Handbooks that have the body of knowledge for you to be successful in seeking your credentials. Pick your NDT Method and the reference material best suited for you.
Level III References
NDT Basic Exams
Acoustic Emission Testing
Eddy Current Testing
Infrared and Thermal Testing
Leak Testing
Magnetic Flux Leakage
Magnetic Particle Testing
Neutron Radiographic Testing
Liquid Penetrant Testing
Radiographic Testing
Ultrasonic Testing
Visual Testing
Level II Exams
Liquid Penetrant Testing
Magnetic Particle Testing
Ultrasonic Testing
Radiographic Testing
Visual Testing
IRRSP Exams
- ASNT Study Guide: Industrial Radiography Radiation Safety by Derrick McCain (2300)
- Gamma Radiation Safety Study Guide by Joe Bush, (235)
- Radiation Safety Handbook by Tech/Ops (227)
- Working Safely in Radiography by ASNT (232)
- Suggested State Regulations for Control of Radiation, Part A – General Provisions (PDF)
- Suggested State Regulations for Control of Radiation, Part E – Radiation Safety Requirements for Industrial Radiographic Operations (PDF)
- Suggested State Regulations for Control of Radiation, Part H – Radiation Safety Requirements for Non-Healing Arts Radiation Generating Devices (PDF)
- Suggested State Regulations for Control of Radiation, Part T – Transportation of Radioactive Material (PDF)
- Title 10, Code of Federal Regulations, Part 34, Subpart 43 (10CFR34.43), Training (PDF) This link will take you to the 2009 edition of 10CFR34.43, where the NRC training and safety certification requirements for Radiographers are located.