EN 13523-25:2022

Coil coated metals - Test methods - Part 25: Resistance to humidity

This document specifies a procedure for evaluating the resistance to humidity of an organic coating on a metallic substrate, by means of exposure in a humidity cabinet under controlled conditions.

Bandbeschichtete Metalle - Prüfverfahren - Teil 25: Beständigkeit gegen Feuchte

Dieses Dokument legt ein Verfahren zum Bestimmen der Beständigkeit einer organischen Beschichtung auf einem metallischen Substrat gegen Feuchte durch Beanspruchung in einer Feuchtekammer unter kontrollierten Bedingungen fest.

Tôles prélaquées - Méthodes d’essai - Partie 25 : Résistance à l’humidité

Le présent document décrit un mode opératoire permettant d’évaluer la résistance à l’humidité d’un revêtement organique déposé sur un subjectile métallique, via l’exposition dans une enceinte à atmosphère humide dans des conditions contrôlées.

Prevlečene kovine, ki se navijajo - Preskusne metode - 25. del: Odpornost proti vlagi

Ta del standarda EN 13523 določa postopek za vrednotenje odpornosti proti vlagi organske prevleke (prevleke kovin, ki se navijajo) na kovinski podlagi pri izpostavljenosti vlažnosti pod nadzorovanimi pogoji.

General Information

• Status: Published
• Publication Date: 08-Feb-2022
• Withdrawal Date: 30-Aug-2022
• ICS: 25.220.60 - Organic coatings
• Technical Committee: CEN/TC 139 - Paints and varnishes
• Drafting Committee: CEN/TC 139/WG 9 - Testing of coil coated metals
• Current Stage: 6060 - Definitive text made available (DAV) - Publishing
• Start Date: 09-Feb-2022
• Due Date: 09-Jun-2022
• Completion Date: 09-Feb-2022
• Ref Project: SIST EN 13523-25:2022 - Coil coated metals - Test methods - Part 25: Resistance to humidity

Relations

• Replaces: EN 13523-25:2014 - Coil coated metals - Test methods - Part 25: Resistance to humidity
• Effective Date: 25-Dec-2019

Standards Content (Sample)

SLOVENSKI STANDARD
01-september-2022
Nadomešča:
SIST EN 13523-25:2014
Prevlečene kovine, ki se navijajo - Preskusne metode - 25. del: Odpornost proti
vlagi
Coil coated metals - Test methods - Part 25: Resistance to humidity
Bandbeschichtete Metalle - Prüfverfahren - Teil 25: Beständigkeit gegen Feuchte
Tôles prélaquées - Méthodes d'essai - Partie 25: Résistance à l'humidité
Ta slovenski standard je istoveten z: EN 13523-25:2022
ICS:
17.040.20 Lastnosti površin Properties of surfaces
25.220.60 Organske prevleke Organic coatings
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EN 13523-25
EUROPEAN STANDARD
NORME EUROPÉENNE
February 2022
EUROPÄISCHE NORM
ICS 25.220.60 Supersedes EN 13523-25:2014
English Version
Coil coated metals - Test methods - Part 25: Resistance to
humidity
Tôles prélaquées - Méthodes d'essai - Partie 25 : Bandbeschichtete Metalle - Prüfverfahren - Teil 25:
Résistance à l'humidité Beständigkeit gegen Feuchte
This European Standard was approved by CEN on 19 December 2021.

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, Turkey 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 13523-25:2022 E
worldwide for CEN national Members.

Contents Page
European foreword . 3
1 Scope . 5
2 Normative references . 5
3 Terms and definitions . 5
4 Principle . 6
5 Apparatus . 6
6 Materials . 6
7 Sampling . 6
8 Test panels . 6
9 Procedure. 6
9.1 Preparation . 6
9.2 Exposure in humidity cabinet . 8
9.3 Evaluation . 8
9.3.1 General . 8
9.3.2 Overall surface (flat surface of the panel) . 8
9.3.3 Edges, scribes and bends (as applicable) . 8
10 Expression of results . 9
11 Precision . 9
12 Test report . 9
Bibliography . 10

European foreword
This document (EN 13523-25:2022) has been prepared by Technical Committee CEN/TC 139 “Paints and
varnishes”, the secretariat of which is held by DIN.
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 August 2022, and conflicting national standards shall be
withdrawn at the latest by August 2022.
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 13523-25:2014.
The main changes are:
a) EN ISO 3696 has been added to 6.1 as reference for the deionised water;
b) a remark concerning the assessment of organic coated steel substrates having multiple metallic
phases in zinc based coating has been added to Clause 10;
c) the list of the existing parts of EN 13523 has been updated;
d) the text has been editorially revised and the normative references have been updated.
The EN 13523 series, Coil coated metals — Test methods, consists of the following parts:
— Part 0: General introduction
— Part 1: Film thickness
— Part 2: Gloss
— Part 3: Colour difference and metamerism — Instrumental comparison
— Part 4: Pencil hardness
— Part 5: Resistance to rapid deformation (impact test)
— Part 6: Adhesion after indentation (cupping test)
— Part 7: Resistance to cracking on bending (T-bend test)
— Part 8: Resistance to salt spray (fog)
— Part 9: Resistance to water immersion
— Part 10: Resistance to fluorescent UV radiation and water condensation
— Part 11: Resistance to solvents (rubbing test)
— Part 12: Resistance to scratching
— Part 13: Resistance to accelerated ageing by the use of heat
— Part 14: Chalking (Helmen method)
— Part 16: Resistance to abrasion
— Part 17: Adhesion of strippable films
— Part 18: Resistance to staining
— Part 19: Panel design and method of atmospheric exposure testing
— Part 20: Foam adhesion
— Part 21: Evaluation of outdoor exposed panels
— Part 22: Colour difference — Visual comparison
— Part 23: Resistance to humid atmospheres containing sulfur dioxide
— Part 24: Resistance to blocking and pressure marking
— Part 25: Resistance to humidity
— Part 26: Resistance to condensation of water
— Part 27: Resistance to humid poultice (Cataplasm test)
— Part 29: Resistance to environmental soiling (Dirt pick-up and striping)
Any feedback and questions on this document should be directed to the users’ national standards body.
A complete listing of these bodies can be found on the CEN website.
According to the CEN-CENELEC Internal Regulations, the national standards organisations 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, Turkey and the United
Kingdom.
1 Scope
This document specifies a procedure for evaluating the resistance to humidity of an organic coating on a
metallic substrate, by means of exposure in a humidity cabinet under controlle
...