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

2014-JulyFacilitators: 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 Zhang2014/July/31

http://meilishouxihu.blog.163.com/

Contents:

1. ASNT Level III Exam Topical Outline2. 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 Calibrations3. Addendum 2 – Equations & Calculations.4. Addendum 3 – Questions & Answers5. Addendum 4 – Questions & Answers Part Calculations6. 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/Theory2. Equipment/Materials3. 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 TestingLength: 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 NumberNDT Handbook, Second Edition: Volume 7,Ultrasonic Testing 132ASNT Level III Study Guide: Ultrasonic Testing 2261AUltrasonics: Fundamentals, Technology,Applications 341

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

casr/engineers/Supporting%20Info/Supporting%20Info%20Pages/Ultrasonic%20Pages/Ultra-principles.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_side_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