BS ISO BRITISH STANDARD 7989-1:2006 Steel wire and wire productsNon-ferrous metallic coatings on steel wire - Part l: General principles ICS 25.220.40; 77.140.65 BSi NOCOPYINGWITHOUTBSIPERMISSIONEXCEPTASPERMITTEDBYCOPYRIGHTL ABritish Standards BS ISO 7989-1:2006 National foreword This British Standard reproduces verbatim IS0 7989-1:2006 and implements itastheUK national standard. The UK participation in its preparation was entrusted to Technical Committee ISE/26, Steel wire, which has the responsibility to: aid enquirers to understand the text; present tothe responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep UK interests informed; monitor related international and European developments and promulgate them in the UK. A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international publications referred to in this document may befound 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 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 ofitselfconfer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, the ISO title page, pages ii to iv, pages 1 to 5 and a back cover. The BSI copyright notice displayed in this document indicates when the documentwaslastissued. Amendments issued since publication This British Standard was published under the authority Amd. No. Date Comments of the Standards Policy and StrategyCommittee on31July2006 BSI 2006 ISBN 0 580 48961 2 BSISO7989-1:2006 INTERNATIONAL ISO STANDARD 7989-1 First edition 2006-07-01 Steel wire and wire products - Non-ferrousmetalliccoatingsonsteel wire Part 1: General principles Fils etproduitstrefilés enacier-Revetementsmetalliquesnonferreux sur fils d'acier- Partie 1:Principes generaux Reference number ISO 7989-1:2006(E) OSI i BSISO 7989-1:2006 Contents Page 1 Scope.. 2 Normativereferences 3 Terms and definitions. 4 Requirements relating to coating.... 4.1 Requirements forthe specific type of metaland alloy. 4.2 Coatingmass perunit area. 4.3 Appearanceofcoating. 4.4 Special finishes.. 4.5 Adherence of coating.. 5 Test conditions.. 5.1 Selectionofsamples.. 5.2 Determination of the coating mass per unit area. 5.2.1 Gravimetricmethod.. 5.2.2 Other methods. 5.3 Adherencetest 5.4 Retests ii BS ISO 7989-1:2006 Foreword IsO (the International Organizationfor Standardization)is a worldwidefederation of national standards bodies technicalcommittees.Eachmemberbodyinterestedinasubjectforwhichatechnicalcommitteehasbeen non-governmental, in liaison with isO, also take part in the work.isO collaborates closely with the Internationa The main task of technical committees is to prepare International Standards. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. Publication as an International Standard requiresapprovalbyat least75%of thememberbodiescastingavote. rights. isO shall not be held responsible for identifying any or all such patent rights. ISO7989-1wasprepared byTechnical Committee ISO/TC17, Steel, Subcommittee SC 17,Steelwire rodand wireproducts been technically revised. metalliccoatingsonsteelwire: —Part 1:Generalprinciples — Part 2:Zinc orzinc-alloy coating iv BSISO7989-1:2006 Steel wire and wire products Non-ferrous metallic coatings on steel wire- Part 1: Generalprinciples 1 Scope This part of isO 7989 deals with general application requirements, and is of use for those coatings for which no 2 Normative references The following referenced documents are indispensable for the application of this document.For dated (including any