Study guide

ASNT NDT Level III Basic study guide

Read a lesson, then practice the ideas you want to remember.

Lessons

  1. Administering Examinations and Evaluating Co
  2. Program Audits and Managing Certifications
  3. Building Qualification and Certification Pro
  4. Acceptance Criteria and Quality Control
  5. Interpreting Codes, Standards, and Specifica
  6. External Audits and Inspection Documentation
  7. Developing and Approving NDT Procedures
  8. CP-105 Purpose and Topical Outlines — Free Study Guide 2026
  9. OJT, Mentoring, and Instructor Oversight
  10. Developing and Approving NDT Training — Free Study Guide 2026
  11. CP-189 Overview and Scope — Free Study Guide 2026
  12. CP-189 Mandatory Requirements — Free Study Guide 2026
  13. SNT-TC-1A vs CP-189 Comparison — Free Study Guide 2026
  14. Inherent Discontinuities — Free Study Guide 2026
  15. Processing Discontinuities — Free Study Guide 2026
  16. Service Discontinuities — Free Study Guide 2026
  17. Cracks and Fracture Modes — Free Study Guide 2026
  18. Laminations, Seams, Laps, and Undercut — Free Study Guide 2026
  19. Porosity, Inclusions, and Lack of Fusion
  20. Relevant vs Non-Relevant Indications — Free Study Guide 2026
  21. Acoustic Emission Testing — Free Study Guide 2026
  22. Electromagnetic / Eddy Current Testing — Free Study Guide 2026
  23. Thermal / Infrared Testing — Free Study Guide 2026
  24. Leak Testing — Free Study Guide 2026
  25. Eligibility, Fees, Scheduling, and Retakes
  26. Current Exam Facts — Free Study Guide 2026
  27. Level III Role and Certification Path — Free Study Guide 2026
  28. Study Strategy and Exam-Day Approach — Free Study Guide 2026
  29. Casting Processes and Cast Discontinuities
  30. Extrusion, Drawing, and Machining — Free Study Guide 2026
  31. Forging, Rolling, and Forming — Free Study Guide 2026
  32. Heat Treatment Effects — Free Study Guide 2026
  33. Ferrous Metals and Iron-Carbon Phases — Free Study Guide 2026
  34. Mechanical Properties and Crystal Structure
  35. Non-Ferrous Metals and Alloys — Free Study Guide 2026
  36. Inspection Planning and Flaw Expectations
  37. Method Selection Principles — Free Study Guide 2026
  38. Surface vs Volumetric Methods — Free Study Guide 2026
  39. Magnetic Particle Testing — Free Study Guide 2026
  40. Liquid Penetrant Testing — Free Study Guide 2026
  41. Visual Testing — Free Study Guide 2026
  42. SNT-TC-1A Examinations and Recertification
  43. SNT-TC-1A Overview and Written Practice
  44. SNT-TC-1A Training and Experience — Free Study Guide 2026
  45. Method Comparison and Supplemental Examinati
  46. Magnetic Flux Leakage — Free Study Guide 2026
  47. Neutron Radiography — Free Study Guide 2026
  48. RT Limitations, Image Quality, and Safety Ba
  49. Radiographic Testing Principles and Applicat
  50. UT Limitations, Calibration, and Evaluation
  51. Ultrasonic Testing Principles and Applicatio
  52. Brazing, Soldering, and Mechanical Joining
  53. Weld Metal and HAZ Discontinuities — Free Study Guide 2026
  54. Fusion Welding Processes — Free Study Guide 2026