NDI -Tap Testing of Advanced Composite parts

Course code: TECH-009 

Course duration: 2 Days 

All EFC courses comply SAE-CACRC, FAA, CAA and EASA standards.

This is a Training 'level 1-2 composite NDI Tap testing course. It is a "Basic" (NDI) composite parts Tap testing  course designed to meet the requirements of a wide range of participants / technicians, Certifying staff, NDI inspectors ands quality control inspectors, who want to have a better understanding and importance and limitations of tap testing on advanced composite parts with thin skins .

Advised Pre-requisites

  • Non, or preferebly some basic knowledge of what composites are and made out and used for.
  • Normal hearing in both ears, preferebly tested before the course
  • Checking your hearing quality is an important step if you profeesionally want to perform Tap testing composite parts in your company.

Personnel of technical departments with prior experience in Composites and wanting to gain a better understanding of inspection of parts made off advanced composite materials by means of Tap testing for delaminations or dis-bonds 
Personnel with some composite fabrication or Repair experience

Number of participants: Minimum required 4 and Maximum 12 per course*.
* Courses will be confirmed as running by EFC as soon as sufficient applications are received! 

To provide participants with theoretical knowledge and practical Hands-On skills necessary to carry out basics off  tap testing.

At the end of the course the participants:

  • Must be attentive to details in composite parts

Course Content Theory  (Level 1-2)

  • Locations on varius types of aircraft
  • Limitations of NDI tapping 
  • Repair /NDI Manual chapter subjects
    General tap tesiting procedures for damge and repair inspection on honeycomb structure with thin skins References:
    NDI Part 1, 51-01-01 Inspection of repairs
    NDI Part 2, 51-00-02 Substructure Fracture in Composite Structure
    NDI Part 4, 51-00-05 Bondtest inspection of Honeycomb Structure
    Use of refence standards
  • Preperation of tap erea 
  • Tap sound definitions
  • Application of Tap scan patterns on composite parts
  • Examine honeycomb structures
  • How to make an Analysis of the Inspection results
  • Tapping Equipment and illustrations:
    -  Boeing and Airbus Tap Test tools steel and aluminum
    -  RD3 elektronic tap hammer
    -  Woodpecker WP-632 digital tap hammer
  • Short introduction to advanced Aircraft composite structures/ and Aircraft metal bonded structures
  • Composite awareness & reporting minor/major damage incident 
  • Minor Damage assessment, impact, dents scratches and others     
  • Accept or reject criteria
  • Quality Assurance

Practical exercises: (Level 1-2)

Participants will be intensively monitored while performing actual tap testing  on prepared glass/Carbo and Aramid fiber sandwhich construtions and dry fiber material with various ply lay-Up directions.

  • Post Inspection of parts
  • Application of Tap scan patterns on composite parts
  • Determine damage types and size in fiber laminates and honeycomb sandwhich parts
  • Damage assessment, damage mapping and reporting according to the SRM alloweble damage limits
  • Acept or reject parts acordingly


  • Multiple choice questions from each of the teachings Level 1-2 
  • Successful completion is 75% correct answers
  • The examination will be closed book (Exam can be conducted at cost by a Part 147 approved Examineron request)
  • The practical mark will be the average of all marks gained from the practical NDI exercises
  • All grades will be recorded in the participant individual training records and kept on record at EFC for unlimited time (compliant with Reference EASA Commission Regulation (EU) No 1321/2014)
  • A certifcate of accomplishment is handed out to each participant.

Note for companies only: 

Request for 'On-Site' Training
This course can be requested for an 'On-Site' training at your company under our "Terms & Conditions"
Please contact us for actual course price quote for an On-site Trainning at your facility.
On site Requirements for training: Classrooms with white board & beamer.

This course can also be held at our facility in, Bicester, UK at the Bicester Banbury College. 
Minimum participants: 4 and max. 12 See our course schedule
Contact our purchasing manager Rolf Hovener via e-mail at r.a.hover@efcomposites.com or info@efcomposites.com

Course Pricing
All course prices are Excluded VAT. (Dutch VAT is 21%). EFC complies with Dutch tax laws. On request, companies can be sent an invoice, instead of paying direct On-line with PayPal, IDEAL or credit card.
Courses can be run on a a fixed price base per day and a maximum of participants per course.
Do contact us for further information.

No products found...