FprEN ISO 643

Steel - Micrographic determination of the apparent grain size (ISO/FDIS 643:2015)

FprEN ISO 643

Name:FprEN ISO 643   Standard name:Steel - Micrographic determination of the apparent grain size (ISO/FDIS 643:2015)
Standard number:FprEN ISO 643   language:English language
Release Date:02-Sep-2015   technical committee:ECISS/TC 101 - Test methods for steel (other than chemical analysis)
Drafting committee:ECISS/TC 101 - Test methods for steel (other than chemical analysis)   ICS number:77.040.99 - Other methods of testing of metals
SLOVENSKI STANDARD
kSIST FprEN ISO 643:2015
01-junij-2015
Jekla - Mikrografsko ugotavljanje navidezne velikosti kristalnih zrn (ISO/FDIS
643:2015)
Steel - Micrographic determination of the apparent grain size (ISO/FDIS 643:2015)
Acier - Détermination micrographique de la grosseur de grain apparente (ISO/FDIS
643:2015)
Ta slovenski standard je istoveten z: FprEN ISO 643
ICS:
77.040.99 Druge metode za Other methods of testing of
preskušanje kovin metals
77.080.20 Jekla Steels
kSIST FprEN ISO 643:2015 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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kSIST FprEN ISO 643:2015

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kSIST FprEN ISO 643:2015
FINAL
INTERNATIONAL ISO/FDIS
DRAFT
STANDARD 643
ISO/TC 17/SC 7
Steel — Micrographic determination
Secretariat: AFNOR
of the apparent grain size
Voting begins on:
2015­04 ­02
Acier — Détermination micrographique de la grosseur de grain
apparente
Voting terminates on:
2015­06 ­02
Please see the administrative notes on page iii
RECIPIENTS OF THIS DRAFT ARE INVITED TO
SUBMIT, WITH THEIR COMMENTS, NOTIFICATION
OF ANY RELEVANT PATENT RIGHTS OF WHICH
THEY ARE AWARE AND TO PROVIDE SUPPORTING
DOCUMENTATION.
IN ADDITION TO THEIR EVALUATION AS
Reference number
BEING ACCEPTABLE FOR INDUSTRIAL, TECHNO­
ISO/FDIS 643:2015(E)
LOGICAL, COMMERCIAL AND USER PURPOSES,
DRAFT INTERNATIONAL STANDARDS MAY ON
OCCASION HAVE TO BE CONSIDERED IN THE
LIGHT OF THEIR POTENTIAL TO BECOME STAN­
DARDS TO WHICH REFERENCE MAY BE MADE IN
©
NATIONAL REGULATIONS. ISO 2015

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kSIST FprEN ISO 643:2015
ISO/FDIS 643:2015(E)

COPYRIGHT PROTECTED DOCUMENT
© ISO 2015
All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form
or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior
written permission. Permission can be requested from either ISO at the address below or ISO’s member body in the country of
the requester.
ISO copyright office
Case postale 56 • CH­1211 Geneva 20
Tel. + 41 22 749 01 11
Fax + 41 22 749 09 47
E-mail [email protected]
Web www.iso.org
Published in Switzerland
ii © ISO 2015 – All rights reserved

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kSIST FprEN ISO 643:2015
ISO/FDIS 643:2015(E)

ISO/CEN PARALLEL PROCESSING
This final draft has been developed within the International Organization for Standardization (ISO), and pro­
cessed under the ISO-lead mode of collaboration as defined in the Vienna Agreement. The final draft was
established on the basis of comments received during a parallel enquiry on the draft.
This final draft is hereby submitted to the ISO member bodies and to the CEN member bodies for a parallel
two­month approval vote in ISO and formal vote in CEN.
Positive votes shall not be accompanied by comments.
Negative votes shall be accompanied by the relevant technical reasons.
© ISO 2015 – All rights reserved iii

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kSIST FprEN ISO 643:2015
ISO/FDIS 643:2015(E)

Contents Page
Foreword .v
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Symbols and abbreviated terms . 2
5 Principle . 2
6 Selection and preparation of the specimen . 5
6.1 Test location . 5
6.2 Revealing fer
...

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