Wasted bolt

Small, lightweight specimens containing typical flaws found in cast and forged components. Designed for practical training, each unique specimen contains 1 – 3 flaws appropriate to the NDE discipline selected.

Recommended for:

  • Training and practice prior to qualifications in basic flaw detection, sizing and interpretation
  • Understanding representative geometries
  • Gaining an awareness of reporting difficulties

Each specimen is individually numbered and supplied with:

  • Drawing / NDE Report(s) showing overall size, flaw type/size/location
  • Testing and acceptance criteria
  • Certificate of conformance



Wasted bolt



Product Dimension 

38mm (1 ½”) diameter x 152mm (6”) long 


0.86 kg / 1.9 lbs 


Casting, Forging 


Liquid penetrant testing, Magnetic particle testing, Ultrasonic testing, Visual testing 

Custom specimen designs, material types and flaw locations are available, please contact us for more details.