International School of Aerospace NDT Limited (ISA)

(40 hour/5 day Course)

This level I/II course satisfies the syllabus requirements of ASNT-CP-189, SNT-TC-1A, NAS 410, BS EN 4179 and PCN. It is suitable for engineering inspectors at all levels of experience who require formal training and a qualification in this subject.

The training programme covers 50% theory and 50% practical application allowing the student time to obtain a good foundation in this method of NDT by practicing a large variety of inspection techniques under the supervision of qualified instructors using the latest up to date range of chemicals.

The course comprises:

• Principles of operation of liquid penetrant inspection.
• Advantages and disadvantages.
• Types of penetrants available and their uses.
• Compatibility and sensitivity.
• Study of manual procedures.
• Types and operation of various penetrants, emulsifiers/removers, and developers.
• Interpretation of indications.
• Relevant and non-relevant.
• Penetrant line systems and quality control.
• Preparation of technique and report writing procedures with emphasis on relevant specification interpretation.

All students are continuously assessed during the course by homework and progress tests together with a theoretical and practical end of course examination.

At the end of the course the students can also take approval examinations in Penetrant Inspection at Level I, II or Level III to SNT-TC-1A, NAS 410 or BS EN 4179 in accordance with their company written practice.

International School of Aerospace NDT also acts as an outside agency providing Level III services as defined in the aforementioned documents.

(40 hour/5 day Course)

This level I/II course satisfies the syllabus requirements of ASNT-CP-189, SNT-TC-1A, NAS 410, BS EN 4179 and PCN. It is suitable for engineering inspectors at all levels of experience who require formal training and a qualification in this subject.

The training programme covers 50% theory and 50% practical application allowing the student time to obtain a good foundation in this method of NDT by practicing a large variety of inspection techniques under the supervision of qualified instructors using the latest equipment.

The course comprises:

• Advantages and limitations.
• Principles of operation.
• Surface preparation.
• Safety precautions.
• Descriptions of materials.
• Principles of magnetism.
• Flux leakage fields.
• Basic principles of electricity.
• Description of waveforms.
• Magnetic hysteresis.
• Magnetisation methods and their sequence of operation.
• Type of magnetising equipment.
• Detection media.
• Flux and field indicators.
• Interpretation and recording of indications.
• Demagnetisation and equipment control checks.
  Preparation of technique and report writing procedures with emphasis on relevant specification interpretation.

All students are continuously assessed during the course by homework and progress tests together with a theoretical and practical end of course examination.

At the end of the course the students can also take approval examinations in Magnetic Particle Inspection at Level I, II or Level III to SNT-TC-1A, NAS 410 or BS EN 4179 in accordance with their company written practice.

International School of Aerospace NDT also acts as an outside agency providing Level III services as defined in the aforementioned documents.

(80 hour/10 day Course)

This Level I/II course satisfies the syllabus requirements of ASNT-CP-189, SNT-TC-1A, NAS 410, BS EN 4179 and PCN. It is suitable for engineering inspectors at all levels of experience who require formal training and a qualification in this subject.

The training programme covers 50% theory and 50% practical application allowing the student time to obtain a good foundation in this method of NDT by practicing a large variety of inspection techniques under the supervision of qualified instructors using the latest inspection equipment.

The course comprises:

• Basic principles of electricity.
• Generation of eddy currents.
• Electromagnetic induction.
• Variables that have an effect on eddy currents.
• Different types of test equipment.
• High and low frequency.
• Types of calibration blocks.
• Various types of probes, coils and coil arrangements.
• Practical applications of eddy currents.
• AC theory involving applications of Ohm’s Law to simple and complex circuits.
• Study of basic eddy current test circuits.
• Vector diagrams.
• Theory of impedance plane analysis.
• Practical applications of phase analysis.
• Interpretation of relevant and non relevant indications.
• Preparation of inspection techniques and report writing procedures with emphasis on appropriate specification interpretation.

All students are continuously assessed during the course by homework and progress tests together with a theoretical and practical end of course examination.

At the end of the course the students can also take approval examinations in Eddy Current Inspection at Level I, II or Level III to SNT-TC-1A, NAS 410 or BS EN 4179 in accordance with their company written practice.

International School of Aerospace NDT also acts as an outside agency providing Level III services as defined in the aforementioned documents.

(64 hour/8 day Course)

The International School of Aerospace NDT has developed a Level II course that addresses the issues raised by Aerospace technicians to thoroughly understand infrared thermography technology and maximise its use in the field.

Our 80 hour standard level I/II course satisfies the syllabus requirements of ASNT-CP-189, SNT-TC-1A, NAS 410, BS EN 4179 and PCN and offers  inspectors practical hands-on experience testing aerospace composite materials with a selection of the latest infrared cameras.

The course comprises:

• Principles of thermography
• Equipment overview
• Qualitative imagery
• Qualitative thermography
• Thermodynamics
• Heat transfer theory
• Thermal Radiation Principles
• Transmittance
• Moisture Detection in honeycomb
• Heater blanket and hot air gun methods as outlined by Airbus & Boeing
• Defining difference between excessive resin and fluid ingress
• NDT Thermography: Methodology, Written Procedures, Technical Standards
• You can expect many hours practical work using all techniques and a selection of cameras.

Our students are tested with Level II theoretical closed book General examination, technical specific examination, procedure writing and at least 3 practical tests throughout the course in accordance with the requirements of EN4179. Once completed we believe our students will be able to use infrared Thermography in the field of NDT with maximum confidence.

(80 hour/10 day Course)

This Level I/II course satisfies the syllabus requirements of ASNT-CP-189, SNT-TC-1A, NAS 410, BS EN 4179 and PCN. The course is suitable for engineering inspectors at all levels of experience who require formal training and a qualification in this subject.

The training programme covers 50% theory and 50% practical application allowing the student time to obtain a good foundation in this method of NDT by practicing a large variety of inspection techniques under the supervision of qualified instructors using the latest inspection equipment.

The course comprises:

• Introduction to ultrasonics, nature and transmission of sound application.
• Methods of generating and receiving energy.
• Types of transducers with descriptions of different elements.
• Modes of travel of ultrasonic energy in a material.
• Distribution of sound from transducers.
• Calculations regarding the beam characteristics of various transducers.
• Ultrasonic sound energy reflection from material interfaces.
• Calculations relating to the amount of sound energy reflected and changes in refracted angles due to differing acoustic velocities in materials.
• Main component parts of test equipment.
• Types of test equipment and different ways of displaying ultrasonic information.
• Factors affecting ultrasonic resolution and sensitivity.
• Test equipment calibration and performance checking.
• Immersion scanning and setting-up procedures.
• Sizing of discontinuities using common procedures.
• Reparation of technique and report writing procedures with emphasis on relevant specification interpretation.

All students are continuously assessed during the course by homework and progress tests together with a theoretical and practical end of course examination.

At the end of the course the students can take approval examinations in Ultrasonic Inspection at Level I, II or Level III to SNT-TC-1A, NAS 410 or BS EN 4179 in accordance with their company written practice.

International School of Aerospace NDT also acts as an outside agency providing Level III services as defined in the aforementioned documents.

(40 hour/5 day Course)

Suitable for aircraft manufacturers, engine manufacturers, aircraft operators, aircraft maintenance and aircraft inspection company personnel.

Course covers Airbus A320 Wing Skin Corrosion inspection.

Formal classroom theory sessions covering: comparison of conventional ultrasonic theory and phased array theory and techniques, familiarization with the OmniScan® operation, current aircraft applications including: composites, metal/metal bonding, friction stir welding, fastener hole inspection, billet inspection, landing gear inspection.

Structured hands-on practical exercises using the OmniScan® on our range of aircraft defect samples (Please feel free to also bring your own samples).

Theoretical and practical training in the application of the “Boeing, scribe line” technique.

Technique development training and set-up optimization.

Software manipulation for imaging, data storage and set-up storing.

This course can be used for certification requirements in accordance with employer based certification programs such as SNT-TC-1A or NAS-410. Assistance will be provided to enable course attendees to incorporate the additional requirements into their NDT personnel certification program.

Students may take approval examinations in Ultrasonic Inspection at Level I, II or Level III to SNT-TC-1A, NAS 410 or BS EN 4179 in accordance with their company written practice by prior arrangement.

International School of Aerospace NDT also acts as an outside agency providing Level III services as defined in the aforementioned documents.

(80 hour/10 day Course)

This Level I/II course satisfies the syllabus requirements of ASNT-CP-189, SNT-TC-1A, NAS 410, BS EN 4179 and PCN. It is suitable for engineering inspectors at all levels of experience who require formal training and a qualification in this subject.

The training programme covers 50% theory and 50% practical application allowing the student time to obtain a good foundation in this method of NDT by practicing a large variety of inspection techniques under the supervision of qualified instructors. The course covers both X and Gamma Radiography using a purpose built exposure room and the latest up to date Radiographic equipment.

The course comprises:

• Explanation of training school safety procedures.
• Use of film badges/TLD’s and doserate meters.
• Dose limits – properties of radiation.
• Radiographic principles – radiation sources.
• Types, structure and methods of packing industrial x-ray film.
• Study of darkroom procedures including checking equipment.
• Purpose and use of individual chemicals.
• Maintenance and replenishment of chemicals.
• Methods of manual and automatic processing.
• Identification of handling and processing faults.
• Production and uses of film characteristic curves and exposure charts.
• Calculation of exposure and correction procedures.
• Study of x-ray production and construction of various types of equipment.
• Factors that affect both exposure and sensitivity.
• Physiological effects of radiation together with safety procedures.
• Practical radiography.
• Radioactive Isotopes.
• Safety of operation and calculations for exposure.
• Preparation of technique and report writing procedures.
• Radiographic film interpretation.

All students are continuously assessed during the course by homework and progress tests together with a theoretical and practical end of course examination.

At the end of the course the students can also take approval examinations in Radiographic Inspection at Level I, II or Level III to SNT-TC-1A, NAS 410 or BS EN 4179 in accordance with their company written practice.

International School of Aerospace NDT also acts as an outside agency providing Level III services as defined in the aforementioned documents.

(24 hour/3 day Course)

This course is designed for NDT technicians and engineers already practising eddy current inspection requiring a more in depth understanding of impedance plane analysis and involves both theoretical and practical applications allowing the student to gain experience in a wide variety of NDT inspection procedures using this method of NDT.

Ideally the candidate should have attained Level II in eddy current inspection prior to attending this course.

The course comprises:

• Review of basic eddy current theory.
• Basic test equipment.
• Generation of eddy currents.
• Magnetic field around ac coil.
• Calculations regarding the generation of eddy currents.
• Properties of eddy current flow.
• Standard depth of penetration.
• Depth of penetration in finite thickness samples.
• Standard phase lag.
• Phase lag in finite thickness of samples.
• Calculations regarding depth of penetration and phase lag.
• Electrical circuits.
• Introduction.
• Calculations regarding impedance.
• Simplified impedance diagrams.
• Bridge circuits description and typical example of test equipment.
• Resonance circuits.
• General impedance type of equipment.
• Multifrequency equipment.
• Calculations of impedance at resonance.
• Testing with surface probes.
• Types and sensitivity.
• Factors affecting sensitivity to defects.
• Effects of resistivity , permeability, thickness and frequency.
• Probe diameter.
• Definition of phase.
• Measuring resistivity, thickness and non-conducting/conducting layer on a conductor.
• Probe cable resonance.
• Eddy current signal characteristics.
• Coil impedance changes with other variables.
• Ferromagnetic indications, electrical resistivity geometry.
• Testing ferromagnetic materials.
• Factors affecting resistivity.
• Magentic hysterisis.
• Permeability.
• Factors affecting permeability.

All students are continually assessed during the course by homework and progress tests together with a theoretical end of course examination.

(24 hour/3 day Course)

Course Details

• In this three day course inspectors will be shown the operation and practical applications of Pitch-Catch, MIA and Resonance methods utilized by the Bondmaster

Course Outcome

• Inspectors will have a better understanding of the uses and operation of the Bondmaster

(16 hour/2 day Course)

This Level I/II course satisfies the syllabus requirements of ASNT-CP-189, SNT-TC-1A, NAS 410 and PCN. It is suitable for engineering inspectors at all levels of experience who require formal training and a qualification in this subject.

The course will cover radiographic inspection, processing and the varying parameters that contribute to the final radiographic image, together with information on the film interpreter’s role and capability paying particular attention to the interpretation of radiographs.

This Course Comprises:

Days 1 

• Exposure variables – practical exercises on exposure, processing variables, practical exercises on processing, manual and automatic, sensitivity contrast, specimen density changes, quality radiation, kV circuits (BW).
• Processing – developer types, strengths, thickness.
• Types of film, lead screens.
• Definition – geometric sharpness, movement unsharpness, type of film, salt screens.

Days 2

• Conditions for interpretation, non-destructive tests, standards, codes and specifications, visual acuity, radiographic viewing conditions and equipment, high intensity illuminators, magnifiers, other viewing accessories.
• Indications description, false indications (film artefacts), artefacts caused prior/after processing and discontinuity indications.

At the end of the course students can participate in approval examinations in Radiographic Film Interpretation at Level I or II to SNTC-TC-1A, NAS 410 or ASNT-CP-189 in accordance with their company written practice.

(16 hour/2 day Course)

This is an introductory course in non-destructive testing. It is designed for engineering managers and quality assurance personnel or newcomers to NDT technology who require an in-depth introduction to the subject

The course identifies the practical and management aspects of non-destructive testing. The purpose and limitation of each method is described with practical demonstrations and hands-on sessions to enable the student to objectively understand each method’s reliance on the inspecting technician. NDT reliability is also discussed.

This Course Comprises:

Day 1: Introduction to and objectives of NDT; the nature and origin of defects; liquid penetrant, magnetic particle and eddy current inspection.

Day 2: Ultrasonic inspection and radiographic inspection. Certification of NDT personnel.

(40 hour/5 day Course)

This course is designed for managers/NDT supervisors requiring a basic knowledge of NDT; inspection methods and the associated approval systems. The course comprises:

Penetrant Inspection – 5 hours

The principles of liquid penetrant inspection – advantages and disadvantages – types of penetrants available and their uses – compatibility and sensitivity – study of manual developers – types and operation of various penetrants, emulsifiers/removers and developers – interpretation of indications relevant and non-relevant – penetrant line systems and quality control.

Magnetic Particle Inspection – 5 hours

The principles of magnetic particle inspection – advantages and limitations – surface preparation – safety precautions – description of materials – principles of magnetism – flux leakage fields – basic principles of electricity – description of waveforms – magnetic hysteresis – magnetisation methods and their sequence of operation – type of magnetising equipment – detection media – flux field indicators – interpretation and recording of indications – demagnetisation and equipment control checks.

Eddy Current Inspection – 10 hours

The basic principles of electricity – generation of eddy currents – electromagnetic induction – variables that have an effect on eddy currents – different types of test equipment – high and low frequency – types of calibration blocks – various types of probes, coils and coil arrangements – practical application of eddy currents – AC theory involving application of Ohm’s Law to simple and complex circuits – study of basic eddy current test circuits – vector diagrams – theory of impedance plane analysis – practical applications of phase analysis – interpretation of relevant and non-relevant indications.

Ultrasonic Inspection – 10 hours

This is an introduction to ultrasonics – nature and transmission of sound application – methods of generating and receiving ultrasonic energy – types of transducers with descriptions of different elements – modes of travel of ultrasonic energy in a material – distribution of sound from transducers – calculations regarding the beam characteristics of various transducers – ultrasonic sound energy reflection from material interfaces – calculations relating to the amount of sound energy reflected and changes in refracted angles due to differing acoustic velocities in materials – main component parts of test equipment – types of test and different ways of displaying ultrasonic information.

Radiographic Inspection – 10 hours

The course comprises an explanation of relevant safety procedures – use of badges/TLD’s and doserate meters – dose limits – properties of radiation – radiographic principles – radiation sources – types, structure and methods of packing industrial x-ray film – study of darkroom procedures including checking equipment – purpose and use of individual chemicals – methods of manual and automatic processing – identification of handling and processing faults.

The production and uses of film, characteristic curves and exposure charts – calculation of exposure and correction procedures – study of x-ray production and construction of various types of equipment – factors that affect both exposure and sensitivity – physiological effects of radiation together with safety procedures. Radioactive isotopes – safety of operation and calculations of exposure.

(40 hour/5 day Course)

This Level I/II course enables candidates to achieve a limited Level I/II category qualification in Aircraft Wheel Inspection. It is suitable for inspectors of all levels who require formal training and a qualification in this subject.

The training programme covers 50% theory and 50% practical application allowing the student time to obtain a good foundation in this method of NDT by practising a large variety of inspection techniques under the supervision of qualified instructors using the latest inspection equipment.

The course comprises:

• The basic theory of both penetrant and magnetic particle inspection with special emphasis on wheel components.
• Practical applications of magnetic particle inspection of wheel components.
• Descriptions of various types of inspection equipment and accessories.
• Basic theory of eddy current inspection as applicable to aircraft wheels.
• Descriptions of test equipment and various types of probes.
• Calibration blocks.
• Identification of relevant and non-relevant indications.
• Types of discontinuities in aircraft wheels and their origins.
• Preparation of techniques and report writing procedures with emphasis on appropriate specification interpretation.

All students are continuously assessed during the course by homework and progress tests together with a theoretical and practical end of course examination.

At the end of the course the students can also take approval examinations in Aircraft Wheel Inspection at Level I and Level II to SNT-TC-1A, NAS 410 or BS EN 4179 in accordance with their company written practice.

International School of Aerospace NDT also acts as an outside agency providing Level III services as defined in the aforementioned documents.

In addition to our training and examination services we continue to assist our customers in many other areas of NDT including:

• Level III Consultancy services
• Preparation of Written Practices
• Internal Audits
• Writing and Approval of NDT Procedures
• Job Search
• Equipment search and evaluation