NDT Services, Training, Consulting and Calibration

Ultrasonic Thickness Examination Method

Course Description

This course is designed to meet the industrial qualification requirements for Ultrasonic Thickness Testing. The training covers written instructions used by the employer and interpretation of indications. The course satisfies the training hours needed for Limited certification in accordance with the latest revisions of SNT-TC-1A, CP-189 and NAS-410.

24 Total Hours

Course Outline

Subject Areas

  1. Personnel Requirements (1 hour)
  2. Basic Theory / Fundamentals / Technical Theory/Method (8 hours)
    1. Definitions
    2. Applications
    3. Nature of soundwaves
    4. Modes of soundwave generation
    5. Velocity, frequency and wavelength of ultrasound
    6. Attenuation of soundwaves, acoustical impedance, reflection, mode conversion
    7. Testing Principles, including choice of NDT methods, relevance to different materials and part and test variables
    8. Product Forms and Materials; Defection Formation and Characterization
    9. Standards
    10. Testing methods
    11. Importance of Appropriate Processing Steps and Parameters
    12. Limitations and Capabilities of Each Method and Technique
    13. Applicable Techniques and the Advantages and Disadvantages of Each
  3. Standards / Specifications / Operating Procedures and Work Instructions (5 hours)
    1. Pulse-echo
    2. Transducers
    3. Equipment
    4. Standardization, calibration blocks
    5. Thickness meters
      1. Digital
      2. A-scan
    6. Calibration Requirements, Materials, Standards.
    7. Acceptance criteria in use at the facility
    8. Importance of Process Control
    9. Safety
  4. Hands-on Inspection of Actual Parts (6 hours)
  5. Sample Exams / Review / Actual Exams (4 hours)

Training References:

  1. Nondestructive Testing Handbook, Vol. 7, 3rd Edition, ISBN 1-57117-105-4
  2. Nondestructive Testing, Ultrasonic, ASNT / General Dynamics Series
  3. Annual Book of ASTM Standards; Vol. 03.03, Nondestructive Testing, published by ASTM International
  4. Metals Handbook, Nondestructive Inspection and Quality Control, Vol. 17, 9th Edition, published by ASM International
  5. Ultrasonic Flaw Detection for Technicians, J. C. Drury, published by OIS plc
  6. Ultrasonic Testing Classroom Training Handbook, Paul T Marks, ISBN 1-57117-119-1

Class size is limited. This allows for maximum utilization of course time, hands on instruction and equipment. Enroll Now

High school physics and algebra helpful but not required.

We can train at your facility: Please call for more information
Contact Training Department