BS ISO BRITISH STANDARD 15329:2006 Corrosion of metals and alloys Anodic test for evaluation of intergranular corrosion susceptibility of heat-treatable aluminium alloys ICS 77.060 BSi NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW British Standards BSISO15329:2006 National foreword This British Standard reproduces verbatim IS0 15329:2006 and implements it as the UK national standard. BSI The UK participation in its preparation was entrusted to Technical Committee ISE/NFE/8, Corrosion of metals and alloy, which has the responsibility to: aid enquirers to understand the text; present to the 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 be found in the BSI Catalogue under the section entitled "International Standards Correspondence Index", or by using the"Search" facility of theBSI 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 ofitself confer immunity fromlegalobligations. Summary of pages This document comprises a front cover, an inside front cover, the ISO title page, pages ii to iv, pages 1 to 7 and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. This British Standard was Amendments issued since publication Licensed published under the authority of the Standards Policy and Amd. No. Date Comments Strategy Committee on 30June 2006 BSI 2006 ISBN0580486265 BSIS015329:2006 ISO INTERNATIONAL STANDARD 15329 First edition 2006-05-15 Corrosion of metals and alloys Anodic test for evaluation of intergranular corrosion susceptibility of heat-treatable aluminium alloys Corrosiondesmetauxetalliages EssaianodiquepourI'évaluationde lasensibiliteala corrosion intergranulairedesalliagesd'aluminium aptesautraitementthermique Reference number ISO 15329:2006(E) OSI ii BSISO15329:2006 BSI Contents Page 1 Scope 2 Normativereferences 3 Terms and definitions .. 4 Principle 5 Specimens.. 2 6 Surface preparation ..... 3 7 Procedure. 3 8 Metallographicexamination 4 9 Assessmentofresults 4 10 Test report Bibliography ili BSIS015329:2006 BSI Foreword (3) Copy, 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 ,Uncontrolled 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. Licensed Copy: sheffieldun sheffieldun, na, Sun Nov 26 11 :42:02 GMT+00:00 2006, 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. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. IsO shall not be held responsible for identifying any or all such patent rights. ISO15329waspreparedbyTechnicalCommitteeISO/TC156,Corrosionofmetalsandalloys iv BSISO15329:2006 Corrosion of metals and alloys Anodic test for evaluation of aluminium alloys 1 Scope This International Standard specifies an electrochemical method to determine susceptibility to intergranular corrosion of solution-heat-treatable aluminium alloys, that is 2XXX, 6XXX, 7XXX and 8XXX alloys,without protective coatings and in various ageing conditions. Th