BS-EN-13523-8-2002.pdf
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1、BRITISH STANDARD BS EN 13523-8:2002 Coil coated metals Test methods Part 8: Resistance to salt spray (fog) The European Standard EN 13523-8:2002 has the status of a British Standard ICS 17.040.20; 25.220.60 ? BS EN 13523-8:2002 This British Standard, having been prepared under the direction of the M
2、aterials and Chemicals Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committee on 8 August 2002 BSI 8 August 2002 ISBN 0 580 40223 1 National foreword This British Standard is the official English language version of EN 13523-8:2002. The
3、 UK participation in its preparation was entrusted to Technical Committee STI/27, Paint systems for metallic substrates, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which im
4、plement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication
5、does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/Euro
6、pean committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pa
7、ges 2 to 9 and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. DateComments EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 13523-8 July 2002 ICS 17.040.20; 25.220.60 English version Coil c
8、oated metals - Test methods - Part 8: Resistance to salt spray (fog) Tles prlaques - Mthodes dessai - Partie 8: Rsistance au brouillard salin Bandbeschichtete Metalle - Prfverfahren - Teil 8: Bestndigkeit gegen Salzsprhnebel This European Standard was approved by CEN on 11 April 2002. CEN members ar
9、e 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
10、the 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 Management Centre has the same status
11、 as the official versions. CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR ST
12、ANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2002 CENAll rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 13523-8:2002 E EN 13523-8:2002 (E) 2 Foreword Th
13、is document EN 13523-8:2002 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 Jan
14、uary 2003, and conflicting national standards shall be withdrawn at the latest by January 2003. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark,
15、 Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom. 1 Scope This Part of EN 13523 defines terms of the procedure for determining the resistance to salt spray (fog) of an organic coating on a
16、metallic substrate. For steel neutral salt spray (fog) is usually used, and for aluminium acetic acid salt spray (fog). 2 Normative references This European Standard incorporates, by dated or undated reference, provisions from other publications. These normative references are cited at the appropria
17、te places in the text, and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these publications apply to this European Standard only when incorporated in it by amendment or revision. For undated references the latest edition of the publicati
18、on referred to applies (including amendments). EN 13523-0:2001, Coil coated metals Test methods Part 0: General introduction and list of test methods. EN 13523-7:2001, Coil coated metals Test methods Part 7: Resistance to cracking on bending (T-bend test). prEN 13523-191), Coil coated metals Test me
19、thods Part 19: Panel design and method for atmospheric exposure testing. EN 23270:1991, Paints and varnishes and their raw materials Temperatures and humidities for conditioning and testing (ISO 3270:1984). EN ISO 3696:1995, Water for analytical laboratory use Specifications and test methods (ISO 36
20、96:1987). ISO 4628-2:1982, Paints and varnishes Evaluation of degradation of paint coatings Designation of intensity, quantity and size of common types of defect Part 2: Designation of degree of blistering. ISO 7253:1996, Paints and varnishes Determination of resistance to neutral salt spray (fog).
21、ISO 9227:1990, Corrosion tests in artificial atmospheres Salt spray tests. 1) In preparation. EN 13523-8:2002 (E) 3 IEC 60454-2, Specifications for pressure-sensitive adhesive tapes for electrical purposes Part 2: Methods of test. 3 Terms and definitions For the purposes of this Part of EN 13523, th
22、e terms and definitions given in EN 13523-0:2001 apply. 4 Principle A test specimen is exposed to a salt spray (fog) for a specified period of time and assessed for possible corrosion expressed by a degree of delamination or corrosion creep and a degree of blistering. 5 Apparatus and materials 5.1 S
23、alt spray cabinet, in accordance with ISO 7253:1996 and ISO 9227:1990, calibrated in accordance with ISO 7253:1996, annex C. 5.2 Test solution, as specified in 5.2.1 or 5.2.2 respectively. 5.2.1 For neutral salt spray fog, the test solution shall be prepared by dissolving sodium chloride in water of
24、 at least grade 3 purity as defined in EN ISO 3696:1995 to produce a concentration of (50 5) g/l. The sodium chloride shall be white, of minimum assay 99,6 % (by mass), and substantially free from copper and nickel; it shall contain not more than 0,1 % (by mass) of sodium iodide. If the pH of the so
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