Preparatory Notes for ASNT NDT Level III Examination - Ultrasonic Testing, UT

Preparatory Notes for
ASNT NDT Level III Examination
- Ultrasonic Testing, UT
2014-July
Facilitators: Fion Zhang/ Charliechong

http://en.wikipedia.org/wiki/Greek_alphabet

Numerical Prefix
• Micro - (µ) a prefix in the SI and other systems of units denoting a factor of
10 -6 (one millionth)
• Nano - a prefix in the SI and other systems of units denoting a factor of 10 -9
(one billionth)
• Pico - a prefix in the International System of Units (SI) denoting a factor of
10 -12

Speaker: Fion Zhang
2014/July/31
http://meilishouxihu.blog.163.com/

Contents:
1. ASNT Level III Exam Topical Outline
2. AE Codes and Standards
■ ASTM.
■ ASME V.
3. Reading 01
Introduction to UT by ndt-ed.org with thanks (always)
1. Others reading.
2. Addendum 1 – Equipment Calibrations
3. Addendum 2 – Equations & Calculations.
4. Addendum 3 – Questions & Answers
5. Addendum 4 – Questions & Answers Part Calculations
6. Addendum 5 – Questions & Answers Level I, II, III

ASNT UT Level III Examination Topical Outline
This examination is 4 hours in length, having 135 questions of equal value.
1. Principles/Theory
2. Equipment/Materials
3. Techniques/Calibrations
• Contact
• Immersion
• Comparison of contact and immersion methods
• Remote monitoring
• Calibration (electronic and functional)
https://www.asnt.org/MajorSiteSections/Certification/ASNT%20NDT%20Level%20I
II%20Program/NDT%20Level%20III%20Examinations

4. Interpretation/Evaluations
• Evaluation of base metal product forms
• Evaluation of weldments
• Evaluation of bonded structures
• Variables affecting test results
• Evaluation (general)
5. Procedures
• Specific applications
• Codes/Standards/Specifications
6. Safety and Health

References
1. Level III Study Guide: Ultrasonic Testing (2261)
2. NDT Handbook: Volume 7, Ultrasonic Testing (147)
3. Supplement to Recommended Practice No. SNT-TC-1A (Q&A Book) -
Ultrasonic Testing Method (2028)
4. Ultrasonics: Fundamentals, Technology, Applications (341)
5. Refresher Course: ASNT offers a UT Refresher Course based on the Body
of Knowledge outlined above.
The number in parentheses following each reference is the ASNT catalog
number.

UT - Ultrasonic Testing
Length: 4 hours Questions: 135
1. Principles/Theory
• Nature of sound waves
• Modes of sound wave generation
• Velocity, frequency, and wavelength of sound waves
• Attenuation of sound waves
• Acoustic impedance
• Reflection
• Refraction and mode conversion
• Snell’s law and critical angles
• Fresnel and Fraunhofer effects

2. Equipment/Materials
• Pulse/echo instrumentation
• Digital thickness instrumentation
• Transducer operation and theory
• Transducer operation/manipulations
• Resonance testing equipment
• Couplants
• Calibration blocks
• Cables/connectors
• Test specimen
• Miscellaneous materials

3. Techniques/Calibrations
•Contact
• Immersion
• Comparison of contact and immersion methods
• Remote monitoring
• Calibration (electronic and functional)

4. Interpretation/Evaluations
• Evaluation of base metal product forms
• Evaluation of weldments
• Evaluation of bonded structures
• Variables affecting test results
• Evaluation (general)
5. Procedures
• Specific applications
• Codes/Standards/Specifications
Reference Catalog Number
NDT Handbook, Second Edition: Volume 7,
Ultrasonic Testing 132
ASNT Level III Study Guide: Ultrasonic Testing 2261A
Ultrasonics: Fundamentals, Technology,
Applications 341

ASME V Article Numbers:
Gen Article 1
RT Article 2
Nil Article 3
UT Article 4 for welds
UT Article 5 for materials
PT Article 6
MT Article 7
ET Article 8
Visual Article 9
LT Article 10
AE Article 11 (FRP) /Article 12 (Metallic) / Article 13 (Continuous)
Qualif. Article 14
ACFM Article 15

ASTM/ AWS Standards
• ASTM E494 – 10: Practice for Measuring Ultrasonic Velocity in Materials.
• ASTM standard E-164, "Standard Practice for Contact Examination of
Weldments“.
• AWS Structural Welding Code, section 6.
• Annual Book of the American Society of Testing and Materials,
ASTM. Volume 03.03, Nondestructive Testing

Other Reading
• http://techcorr.com/services/Inspection-and-Testing/Ultrasonic-Shear-Wave.cfm
• http://www.cnde.iastate.edu/faacasr/engineers/Supporting%20Info/Supporting%20Info%20Pages/Ultrasonic%20Pages/Ultraprinciples.html
• http://www.ndt.net/article/v05n09/berke/berke1.htm#0
• http://www.mie.utoronto.ca/labs/undel/index.php?menu_path=menu_pages/projects_menu.htm
l&content_path=content_pages/fac2_2.html&main_menu=projects&side_menu=page1&sub_si
de_menu=s2
• https://www.nde-ed.org/GeneralResources/Glossary/letter/d.htm
• http://www.olympus-ims.com/en/ndt-tutorials/flaw-detection/general/
• http://www.olympus-ims.com/en/ndt-tutorials/flaw-detection/
• http://www.olympus-ims.com/en/knowledge/
• http://wenku.baidu.com/view/3cf257781711cc7931b716e0.html
• http://www.docin.com/p-148566003.html
• http://www.studyblue.com/notes/note/n/ut-asnt-level-ii/deck/6278710