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SLOVENSKI STANDARD
01-januar-2023
Nadomešča:
SIST EN ISO 9227:2017
Korozijski preskusi v umetnih atmosferah - Korozijski preskusi v slani komori (ISO
9227:2022)
Corrosion tests in artificial atmospheres - Salt spray tests (ISO 9227:2022)
Korrosionsprüfungen in künstlichen Atmosphären - Salzsprühnebelprüfungen (ISO
9227:2022)
Essais de corrosion en atmosphères artificielles - Essais aux brouillards salins (ISO
9227:2022)
Ta slovenski standard je istoveten z: EN ISO 9227:2022
ICS:
77.060 Korozija kovin Corrosion of metals
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
EN ISO 9227
EUROPEAN STANDARD
NORME EUROPÉENNE
November 2022
EUROPÄISCHE NORM
ICS 77.060 Supersedes EN ISO 9227:2017
English Version
Corrosion tests in artificial atmospheres - Salt spray tests
(ISO 9227:2022)
Essais de corrosion en atmosphères artificielles - Korrosionsprüfungen in künstlichen Atmosphären -
Essais aux brouillards salins (ISO/FDIS 9227:2022) Salzsprühnebelprüfungen (ISO/FDIS 9227:2022)
This European Standard was approved by CEN on 12 November 2022.
CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this
European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references
concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN
member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by
translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management
Centre has the same status as the official versions.
CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and
United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2022 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 9227:2022 E
worldwide for CEN national Members.
Contents Page
European foreword . 3
European foreword
This document (EN ISO 9227:2022) has been prepared by Technical Committee ISO/TC 156 "Corrosion
of metals and alloys" in collaboration with Technical Committee CEN/TC 262 “Metallic and other
inorganic coatings, including for corrosion protection and corrosion testing of metals and alloys” the
secretariat of which is held by BSI.
This European Standard shall be given the status of a national standard, either by publication of an
identical text or by endorsement, at the latest by May 2023, and conflicting national standards shall be
withdrawn at the latest by May 2023.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
This document supersedes EN ISO 9227:2017.
Any feedback and questions on this document should be directed to the users’ national standards
body/national committee. A complete listing of these bodies can be found on the CEN website.
According to the CEN-CENELEC Internal Regulations, the national standards organizations of the
following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria,
Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland,
Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Republic of
North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and the
United Kingdom.
Endorsement notice
The text of ISO 9227:2022 has been approved by CEN as EN ISO 9227:2022 without any modification.
INTERNATIONAL ISO
STANDARD 9227
Fifth edition
2022-11
Corrosion tests in artificial
atmospheres — Salt spray tests
Essais de corrosion en atmosphères artificielles — Essais aux
brouillards salins
Reference number
ISO 9227:2022(E)
ISO 9227:2022(E)
© ISO 2022
All rights reserved. Unless otherwise specified, or required in the context of its implementation, 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
CP 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Phone: +41 22 749 01 11
Email: [email protected]
Website: www.iso.org
Published in Switzerland
ii
ISO 9227:2022(E)
Contents Page
Foreword .v
Introduction . vi
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 2
4 Principle . 2
5 Test solutions . 2
5.1 Preparation of the sodium chloride solution . 2
5.2 Preparation of each test solution with pH adjustment . 3
5.2.1 pH of the salt solution . 3
5.2.2 Neutral salt spray test . 3
5.2.3 Acetic acid salt spray test . 3
5.2.4 Copper-accelerated acetic acid salt spray test . 4
5.3 Filtration . 4
6 Apparatus . 4
6.1 Component protection . 4
6.2 Spray cabinet . 4
6.3 Heater and temperature control . . 4
6.4 Spraying device . 4
6.5 Collecting devices . 5
6.6 Re-use . 6
7 Method for evaluating cabinet corrosivity . 6
7.1 General . 6
7.2 Reference specimens . 6
7.3 Arrangement of the reference specimens . 7
7.4 Determination of mass loss (mass per area) . 7
7.5 Satisfactory performance of cabinet . 8
8 Test specimens . 8
9 Arrangement of the test specimens .8
10 Operating conditions . 9
11 Duration of tests . 9
12 Treatment of test specimens after test .10
12.1 General . 10
12.2 Non-organic coated test specimens: metallic and/or inorganic coated . 10
12.3 Organic coated test specimens . 10
12.3.1 Scribed organic coated test specimens . 10
12.3.2 Organic coated but not scribed test specimens . 10
13 Evaluation of results .11
14 Test report .11
Annex A (informative) Example schematic diagram of one possible design of spray cabinet
with means for optional treating fog exhaust and drain .13
Annex B (informative) Complementary method for evaluating cabinet corrosivity using
zinc reference specimens .15
Annex C (normative) Preparation of specimens with organic coatings for testing .17
Annex D (informative) Required supplementary information for testing test specimens
with organic coatings.18
iii
ISO 9227:2022(E)
Annex E (informative) Examples of arrangement of the collecting devices .19
Annex F (informative) Interlaboratory comparison for reference specimens .
...