NS EN 583-5 : 2001 AMD 1 2004

Foreword
1 Scope
2 Normative references
3 Principles of characterization of
  discontinuities
  3.1 General
  3.2 Requirements for surface condition
4 Pulse echo techniques
  4.1 General
  4.2 Location of discontinuity
  4.3 Orientation of discontinuity
  4.4 Assessment of multiple indications
  4.5 Shape of discontinuity
  4.6 Maximum echo height of indication
  4.7 Size of discontinuity
5 Transmission technique
  5.1 General
  5.2 Location of discontinuity
  5.3 Evaluation of multiple discontinuities
  5.4 Reduction of signal amplitude
  5.5 Sizing of discontinuity
Annex A (normative) Analysis of multiple indications
Annex B (normative) Techniques for the classification of
        discontinuity shape
Annex C (informative) Maximum echo height sizing technique
Annex D (normative) Probe movement sizing techniques
Annex E (normative) Iterative sizing technique
Annex F (normative) Mathematical algorithms for the estimation of
        the actual size of a discontinuity
Annex G (informative) Examples of special sizing techniques

Specifies the general principles and techniques for the characterisation and sizing of previously detected discontinuities in order to ensure their evaluation against applicable acceptance criteria.