ISO INTERNATIONAL STANDARD 12683 First edition 2004-11-01 Mechanically deposited coatings of zinc Specification and test methods Depots de zinc par voie mecanique (matoplastie)Specifications et méthodes de controle Reference number ISO 12683:2004(E) S @ ISO 2004 ISO 12683:2004(E) PDFdisclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In downloading this file, parties accept therein the responsibility of not infringing Adobe's licensing policy. The Iso Central Secretariat accepts no liability in this area. Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation ISO2004 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either isO at the address below or IsO's member body in the country of the requester. ISO copyright office Case postale 56 . CH-1211 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 @ISO 2004-All rights reserved ISO12683:2004(E) Foreword IsO (the International Organization for Standardization) is a worldwide federation of national standards bodies (IsO member bodies). The work of preparing International Standards is normally carried out through IsO non-governmental, in liaison with isO, also take part in the work. iso collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. International Standards are drafted in accordance with the rules given in the ISO/lEc Directives, Part 2. adopted by the technical committees are circulated to the member bodies for voting. Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote. rights. IsO shall not be held responsible for identifying any or all such patent rights. Technical Committee ISO/TC 107, Metallic and other inorganic coatings, Subcommittee SC 3, Electrodeposited coatings and related finishes, in accordance with the Agreement on technical cooperation between ISO and CEN (Vienna Agreement) Standard...". zation'ghtsreserved ii ISO 12683:2004(E) Contents Page Foreword.. 1 Scope 2 Normative references ..... : Terms and definitions 4 Information and requirements to be agreed and documented by the purchaser .... 4.1 4.2 Essential information ... 4.3 Additional information .. 5 Substrate 6 Classification and designation of coatings ... 6.1 Service condition number... 6.2 Class of zinc coating thickness and type of supplementary treatment. .3 7 Requirements for pretreatments..... 7.1 Stress relief treatment before coating .... 7.2 Cleaning..... 8 Inspection 8.1 Appearance, 8.2 Surfacedefects 8.3 Thickness 8.4 Adhesion... 8.5 Corrosion resistance in accelerated salt spray test . 8.6 Absence of hydrogen embrittlement ..... 9 Sampling.. 10 Rejection. 11 Attestation of conformity ... 11.1 General... 11.2 Normal conditions .... .8 11.3 Specific conditions.. .8 Annex A (informative) Additional information ... .9 A.1 Coatingapplicationprocess...... A.2 Coating corrosion resistance characteristics in outdoor environments. A.3 Specific supplementary coating types .... .10 A.3.1 Coating Type 1 .... A.3.2 Coating Type 2 .. ..10 A.3.3 Coating Type 3. .10 A.4 Relationship between coating weight and thickness 11 Annex B (normative) Zinc dust/powder specification.... .12 Bibliography ... @ ISO 2004 - All rights reserved ISO 12683:2004(E) Foreword This document (EN ISO 12683:2004) has been prepared by Technical Committee CEN/TC 262 "Metallic and otherinorganiccoatings",t