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BS EN ISO 16826:2014

Current

Current

The latest, up-to-date edition.

Non-destructive testing. Ultrasonic testing. Examination for discontinuities perpendicular to the surface

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

31-03-2014

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Tandem examination
5 LLT-examination
Annex A (informative) - Nomograms for determination
        of tandem distances for convex and concave
        scanning surface

Describes the principles for tandem- and longitudinal-longitudinal-transverse (LLT) wave-examination for the detection of discontinuities perpendicular to the surface.

This International Standard defines the principles for tandem- and longitudinal-longitudinal-transverse (LLT) wave examination for the detection of discontinuities perpendicular to the surface.

The general principles required for the ultrasonic examination of industrial products are described in ISO 16810. A list of symbols and equations is given in ISO 16811.

The tandem- or LLT-examination should be used for the detection of planar discontinuities with distance to the surface greater than 15 mm. This International Standard has been prepared for the examination of metallic materials with a thickness between 40 mm and 500 mm with parallel or concentric surfaces. It can, however, be used for other materials and smaller thickness provided special measures are taken.

Committee
WEE/46/3
DevelopmentNote
Supersedes BS EN 583-4. (03/2014)
DocumentType
Standard
Pages
26
PublisherName
British Standards Institution
Status
Current
Supersedes

Standards Relationship
ISO 16826:2012 Identical
EN ISO 16826:2014 Identical

EN 1330-4:2010 Non-destructive testing - Terminology - Part 4: Terms used in ultrasonic testing
ISO 16810:2012 Non-destructive testing — Ultrasonic testing — General principles
ISO 16811:2012 Non-destructive testing — Ultrasonic testing — Sensitivity and range setting
ISO 5577:2017 Non-destructive testing — Ultrasonic testing — Vocabulary

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