oSIST prEN ISO 16809:2024
(Main)Non-destructive testing - Ultrasonic thickness determination (ISO/DIS 16809:2024)
Non-destructive testing - Ultrasonic thickness determination (ISO/DIS 16809:2024)
ISO 16809:2017 specifies the principles for ultrasonic thickness measurement of metallic and non-metallic materials by direct contact, based on measurement of time of flight of ultrasonic pulses only.
Zerstörungsfreie Prüfung - Dickenbestimmung mit Ultraschall (ISO/DIS 16809:2024)
Essais non destructifs - Détermination de l'épaisseur par ultrasons (ISO/DIS 16809:2024)
Le présent document spécifie les principes pour le mesurage de l'épaisseur par ultrasons de matériaux métalliques et non métalliques par contact direct, exclusivement basés sur la mesure du temps de vol d'impulsions ultrasonores.
Neporušitvene preiskave - Ultrazvočno merjenje debeline (ISO/DIS 16809:2024)
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Standards Content (Sample)
SLOVENSKI STANDARD
01-september-2024
Neporušitvene preiskave - Ultrazvočno merjenje debeline (ISO/DIS 16809:2024)
Non-destructive testing - Ultrasonic thickness determination (ISO/DIS 16809:2024)
Zerstörungsfreie Prüfung - Dickenbestimmung mit Ultraschall (ISO/DIS 16809:2024)
Essais non destructifs - Détermination de l'épaisseur par ultrasons (ISO/DIS
16809:2024)
Ta slovenski standard je istoveten z: prEN ISO 16809
ICS:
19.100 Neporušitveno preskušanje Non-destructive testing
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
DRAFT
International
Standard
ISO/DIS 16809
ISO/TC 135/SC 3
Non-destructive testing —
Secretariat: DIN
Ultrasonic thickness determination
Voting begins on:
ICS: 19.100
2024-06-17
Voting terminates on:
2024-09-09
THIS DOCUMENT IS A DRAFT CIRCULATED
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Reference number
ISO/DIS 16809:2024(en)
DRAFT
ISO/DIS 16809:2024(en)
International
Standard
ISO/DIS 16809
ISO/TC 135/SC 3
Non-destructive testing —
Secretariat: DIN
Ultrasonic thickness determination
Voting begins on:
ICS: 19.100
Voting terminates on:
THIS DOCUMENT IS A DRAFT CIRCULATED
FOR COMMENTS AND APPROVAL. IT
IS THEREFORE SUBJECT TO CHANGE
AND MAY NOT BE REFERRED TO AS AN
INTERNATIONAL STANDARD UNTIL
PUBLISHED AS SUCH.
This document is circulated as received from the committee secretariat.
IN ADDITION TO THEIR EVALUATION AS
BEING ACCEPTABLE FOR INDUSTRIAL,
© ISO 2024
TECHNOLOGICAL, COMMERCIAL AND
USER PURPOSES, DRAFT INTERNATIONAL
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
STANDARDS MAY ON OCCASION HAVE TO
ISO/CEN PARALLEL PROCESSING
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on
BE CONSIDERED IN THE LIGHT OF THEIR
the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below
POTENTIAL TO BECOME STANDARDS TO
WHICH REFERENCE MAY BE MADE IN
or ISO’s member body in the country of the requester.
NATIONAL REGULATIONS.
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Published in Switzerland Reference number
ISO/DIS 16809:2024(en)
ii
ISO/DIS 16809:2024(en)
Contents Page
Foreword .v
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Modes of determination . 1
5 General requirements . 3
5.1 Instruments.3
5.2 Probes .3
5.3 Couplant .3
5.4 Reference blocks .4
5.5 Test objects .4
5.6 Qualification of test personnel .4
6 Application of the techniques. 4
6.1 Surface conditions and surface preparation .4
6.2 Technique .5
6.2.1 General .5
6.2.2 Determination during manufacture .5
6.2.3 Determination of residual wall thickness in service .6
6.3 Selection of probe.6
6.4 Selection of instrument.7
6.5 Special test conditions .7
6.5.1 General .7
6.5.2 Materials different from the material of the reference block.7
6.5.3 Determination at temperatures below 0 °C .7
6.5.4 Determination at elevated temperatures .7
6.5.5 Hazardous atmospheres .8
7 Instrument setting . 8
7.1 General .8
7.2 Methods of setting .8
7.2.1 General .8
7.2.2 Instruments with numerical display .9
7.2.3 Instruments with A-scan presentation .9
7.3 Checks of settings .10
8 Influence on accuracy .10
8.1 Operational conditions .10
8.1.1 Surface conditions .10
8.1.2 Temperature of the test object .11
8.1.3 Metallic coating .11
8.1.4 Non-metallic coating . 12
8.1.5 Geometry . 13
8.2 Test equipment .14
8.2.1 Resolution .14
8.2.2 Range .14
8.3 Evaluation of accuracy. 15
8.3.1 General . 15
8.3.2 Influencing parameters . 15
8.3.3 Method of calculation . 15
9 Influence of materials .15
9.1 General . 15
9.2 Inhomogeneity . 15
9.3 Anisotropy . 15
9.4 Sound attenuation . 15
iii
ISO/DIS 16809:2024(en)
9.5 Surface conditions .16
9.5.1 General .16
9.5.2 Contact s
...
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