MEM24037 — Undertake advanced ultrasonic testing

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What an assessment for MEM24037 must cover

74 assessable components: 5 elements (24 performance criteria), 17 performance evidence and 33 knowledge evidence requirements. An audit-defensible tool maps every question and task back to these — that mapping is the coverage matrix Auditori generates alongside the assessment.

Elements & performance criteria

1 Establish job requirements

1.1Comply with relevant WHS and regulatory requirements, standards, codes of practice and standard operating procedures (SOPs) for advanced ultrasonic testing
1.2Identify job requirements from specifications, job sheets or work instructions

2 Prepare for TOFD and PAUT testing

2.1Liaise with client to explain testing requirements and schedule tests
2.2Use established safe work practices and personal protective equipment (PPE) in accordance with SOPs
2.3Identify inspection areas and determine if special access requirements appropriate for the NDT test need to be communicated to the client
2.4Clean and prepare inspection areas for testing using appropriate procedures and materials
2.5Assess inspection areas visually and identify obvious discontinuities

3 Conduct TOFD tests

3.1Select appropriate TOFD test technique and equipment
3.2Set up and prepare TOFD equipment in accordance with manufacturer specifications and job specification
3.3Select appropriate probe for TOFD test
3.4Use calibration and reference blocks to calibrate and optimise TOFD equipment for specified tests
3.5Set TOFD test parameters in accordance with manufacturer specifications and job specification
3.6Couple probe to surface and undertake testing in accordance with manufacturer specifications and job specification

4 Conduct PAUT tests

4.1Select appropriate PAUT test technique and equipment
4.2Set up and prepare PAUT test equipment in accordance with manufacturer specifications and job specification
4.3Select appropriate probe for PAUT task
4.4Use calibration and reference blocks to calibrate and optimise PAUT equipment for specified tests
4.5Set PAUT test parameters in accordance with manufacturer specifications and job specification
4.6Couple probe to surface and undertake testing in accordance with manufacturer specifications and job specification

5 Interpret and report PAUT and TOFD results

5.1Review conduct of the tests and confirm test procedures were applied correctly
5.2Monitor scans and assess indications for discontinuities, defects and other data required in test report
5.3Apply acceptance criteria to discontinuities to detect defects
5.4Classify defects in accordance with test specification and relevant standards
5.5Report test results and complete all job records in accordance with relevant standards, test specifications and workplace procedures

Performance evidence

apply WHS requirements for a test site and area to TOFD and PAUT testing
assess geometry and condition of test area surfaces for TOFD testing and determine implications for testing on at least two occasions
assess geometry and condition of test area surfaces for PAUT testing and determine implications for testing on at least two occasions
select appropriate TOFD technique for a test specification on at least two different specimens
select appropriate PAUT technique for a test specification on at least two different specimens
apply relevant standards and codes to TOFD and PAUT tests
correctly use TOFD calibration and PAUT reference blocks
optimise TOFD and PAUT instruments for expected defects and discontinuities
correctly place transmitting and receiving probes for TOFD testing
perform TOFD testing on plate and tube to identify weld discontinuities and defects, and: assess quality of TOFD images
perform TOFD testing on plate and tube to identify weld discontinuities and defects, and: interpret images and accept and classify defects and discontinuities according to specified acceptance criteria
prepare TOFD test reports according to specifications and relevant standards and codes
perform phased array ultrasonic testing to identify: weld discontinuities and defects including: thickness of plate and pipe
perform phased array ultrasonic testing to identify: weld discontinuities and defects including: corrosion
perform phased array ultrasonic testing to identify: weld discontinuities and defects including: shape defects
select correct TOFD and PAUT evaluation method for a test specification
interpret PAUT images and accept and classify defects and discontinuities according to specified acceptance criteria

Knowledge evidence

standards and codes relevant to ultrasonic time of flight diffraction and phased array testing
general principles and behaviour of ultrasound including: frequency, velocity, wavelength, amplitude
general principles and behaviour of ultrasound including: generation and detection of ultrasound
general principles and behaviour of ultrasound including: characteristics of ultrasound in materials
general principles and behaviour of ultrasound including: attenuation, reflection, transmission and refraction at interfaces
principles of ultrasonic time of flight diffraction (TOFD) testing including: transmitting and receiving probes
principles of ultrasonic time of flight diffraction (TOFD) testing including: diffraction of waves from crack tips
principles of ultrasonic time of flight diffraction (TOFD) testing including: calculation of crack depth
principles of ultrasonic time of flight diffraction (TOFD) testing including: dead zone cause and calculation
principles of ultrasonic time of flight diffraction (TOFD) testing including: influence of surface conditions of test area
components of TOFD test equipment and their function including: probes
components of TOFD test equipment and their function including: encoders
components of TOFD test equipment and their function including: guides
components of TOFD test equipment and their function including: reference blocks
components of TOFD test equipment and their function including: coupling materials
TOFD techniques including: single group TOFD
TOFD techniques including: multiple TOFD
TOFD techniques including: TOFD with pulse echo
TOFD techniques including: TOFD with phased array testing
visualisation of TOFD images
principles of phased array ultrasonic testing (PAUT) including: difference between conventional and phased array ultrasonic testing
principles of phased array ultrasonic testing (PAUT) including: transducer array pulsing and timing
principles of phased array ultrasonic testing (PAUT) including: active and elementary apertures
principles of phased array ultrasonic testing (PAUT) including: primary axis
principles of phased array ultrasonic testing (PAUT) including: secondary axis
principles of phased array ultrasonic testing (PAUT) including: beam steering and focusing
principles of phased array ultrasonic testing (PAUT) including: reference reflectors
principles of phased array ultrasonic testing (PAUT) including: transmitting and receiving delays
principles of phased array ultrasonic testing (PAUT) including: range and sensitivity setting
types of PAUT probes and their purpose
evaluation of PAUT indications including: distance gain size (DGS) method
evaluation of PAUT indications including: distance amplitude curve (DAC) method
evaluation of PAUT indications including: time corrected gain (TAC) method

Unit content sourced from training.gov.au — © Commonwealth of Australia, licensed under CC BY 4.0. Auditori is not affiliated with the Department of Employment and Workplace Relations.

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Questions about assessing MEM24037

What does an assessment tool for MEM24037 need to cover?

To satisfy the Principles of Assessment and Rules of Evidence, an assessment for MEM24037 needs to address all 74 unit components: 5 elements with 24 performance criteria, 17 performance evidence requirements, 33 knowledge evidence requirements, and the foundation skills. A coverage matrix mapping each question and task to these components is what an auditor looks for.

How does Auditori generate an assessment tool for MEM24037?

Auditori pulls the current release of MEM24037 from training.gov.au and generates a complete package: candidate assessment, assessor guide with model answers and observation criteria, and a coverage matrix mapping every component. A suitably qualified person then reviews and approves the draft in a built-in workflow — consistent with ASQA's guidance on AI use in VET — before export as branded PDF and editable Word.

Is the first assessment tool really free?

Yes. Every new account includes one free credit — enough to generate the complete assessment tool for MEM24037 — with no card and no subscription required. After that it's pay-as-you-go per unit.

Can I check my existing MEM24037 assessment instead of generating a new one?

Yes — upload your existing assessment or learner guide and Auditori maps it against every element, performance criterion, PE and KE of MEM24037, showing exactly what's covered and what's missing. Mapping costs a quarter of a credit.

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