Course Standard
NDTXXX Ultrasonic Testing Method – Level I
Course Description
In this course, students will master the competencies associated with Ultrasonic Testing Methods
at Level I. This course adheres to the standards developed by the American Society for
Nondestructive Testing (ASNT) Laboratory work will parallel lecture materials from the
classroom.
Hours
Lecture
Lab
Credit
45
3
Prerequisite/Core requisite:
Course Guide
Outcomes: The student will be able to demonstrate basic concepts associated with ultrasonic
testing
Competencies
Define of ultrasonic
Discuss the history of ultrasonic testing
List the applications of ultrasonic energy
Perform basic math functions associate with ultrasonic testing
Identify the responsibilities of levels of certification associated with
Ultrasonic testing
Outcomes: The student will be able to
Basic Principles of Acoustics
Competencies
Identify nature of sound waves
Identify modes of sound-wave generation
Identify velocity, frequency and wavelength of sound waves
Identify attenuation of sound waves
Identify acoustic impedance
Identify reflection
Identify refraction and mode conversion
Identify Snell’s law and critical angles
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Identify Fresnel and Fraunhofer effects
Describe the role of basic principles of acoustics in Ultrasonic testing
Outcomes: The student will be able to utilize the equipment associated with Ultrasonic testing
Competencies
Basic pulse-echo
instrumentation
Identify Electronics associated with basic pulse –echo instrumentation
(A scan, B scan, C
including time base, pulsar, receiver, various monitor displays and control
scan and
functions
computerized
systems)
Identify Calibration requirements including basic instrument calibration and
calibration blocks (types and use)
Utilize basic pulse-echo instrumentation (A scan, B scan, C scan and
computerized systems)
Digital thickness
Identify digital thickness instrumentation
instrumentation
Utilize digital thickness instrumentation
Transducer
Identify Piezoelectric effect
operation and
theory
Identify types of transducer elements
Identify types of frequency including transducer elements and thickness
relationships
Identify near field and far field
Identify Beam spread
Identify construction, materials and shapes
Identify types such as straight, angle, dual, etc
Identify beam-intensity characteristics
Identify sensitivity, resolution and damping
Identify mechanical vibration into part
Identify other types of transducers (laser UT, EMAT, etc.)
Utilize equipment associated with transducer
Identify the purpose and principles of couplants
Couplants
Identify materials and their efficiency
Outcomes: The student will be able to utilize testing methods associated with ultrasonic testing
Competencies
Identify basic testing methods including contact, immersion and air coupling
Outcomes: The student will be able to compare and contrast immersion and contact methods of
ultrasonic testing
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Contact
Immersion
Comparison of
contact and
immersion
methods
Competencies
Identify the elements of straight beam
Demonstrate straight beam testing techniques using aviation based scenarios
Identify elements of angel beam
Demonstrate angle beam testing techniques using aviation based scenarios
Identify the elements of surface wave and plate wave
Demonstrate surface wave and plate wave testing techniques using aviation
based scenarios
Identify the elements of pulse echo
Demonstrate pulse-echo transmission testing techniques using aviation based
scenarios
Identify the elements of multiple transducer testing techniques
Demonstrate multiple transducer testing techniques using aviation based
scenarios
Identify the elements of curved surface technique
Demonstrate curved surface testing techniques including flat entry surfaces
and cylindrical and tubular shapes using aviation based scenarios
Identify the elements of transducers in water techniques
Demonstrate transducers in water
Identify the elements of water column, wheels technique
Demonstrate water column, wheels, etc
Identify the elements of submerged test part technique
Demonstrate submerged test part
Identify the elements of sound beam path B transducer to part technique
Demonstrate sound-beam path B transducer to part
Identify the elements of focused transducers techniques
Demonstrate focused transducers
Identify the elements of curved surfaces techniques
Demonstrate curved surfaces
Identity the elements of plate waves techniques
Demonstrate plate waves
Demonstrate pulse-echo and through-transmission
Compare and contrast contact and immersion methods
Outcomes: The student will be able to demonstrate concepts associated with calibration of
equipment in ultrasonic testing
Equipment
Calibration of
equipment
electronics
Identify the equipment including monitor displays including amplitude,
sweep ,recorders, alarms, automatic and semiautomatic systems, electronic
distance/amplitude correction, transducers
Utilize the equipment
Identify variable effects
Identify transmission accuracy
Identify calibration requirements
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Identify calibration reflectors
Demonstrate calibration of equipment
Inspection
calibration
Identify comparison with reference blocks
Identify pulse-echo variables
Identify reference for planned tests including straight beam, angle beam, etc
Identify transmission factors
Identify couplants
Identify materials
Demonstrate inspection skills associated with calibration
Outcomes: The student will be able to demonstrate all concepts associated with Straight Beam
Examination to Specific Procedures using aviation related scenarios
Competencies
Identify selection of parameters
Identify test standards
Identify evaluation of results
Identify test reports
Demonstrate concepts associated with straight beam examination to specific
procedures
Outcomes: The student will be able to demonstrate all concepts associated with Angle Beam
Examination to Specific Procedures
Competencies
Identify selection of parameters
Identify test standards
Identify evaluation of results
Identify test reports
Demonstrate concepts associated with angle beam examination to specific
procedures
Outcomes: The student will be apply all appropriate safety processes and procedures
Competencies
Identify safety processes associated with ultrasonic testing
Apply safety processes associated with ultrasonic testing
Suggested Resources
List books, and other resources used here
Nondestructive Testing Handbook
Air Force Technical Order 33B-1-1 Nondestructive Inspection Methods, Basic Theory
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