ISO INTERNATIONAL STANDARD 22910 First edition 2020-08 Corrosion of metals and alloys Measurement of the electrochemical critical localized corrosion temperature (E-CLCT) for Ti alloys fabricated via the additive manufacturing method Corrosion des metaux et alliages-Mesurage de la temperature critiquedela corrosionlocaliseeélectrochimiquepourlesalliagesde Tifabriqués a I'aide d'une méthode de fabrication additive Referencenumber IS0 22910:2020(E) ISO @ ISO 2020 IS022910:2020(E) COPYRIGHTPROTECTEDDOCUMENT ISO2020 All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may below or ISo's member body in the country of the requester. ISO copyright office CP 40i : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +41 22 749 01 11 Email: copyright@iso.org Website: www.iso.org Published in Switzerland ii IS02020-Allrights reserved IS022910:2020(E) Contents Page Foreword iv Introduction V 1 Scope. .1 2 Normativereferences .1 3 Terms and definitions .1 4 Main contents and limitations of existing standards 1 4.1 ApplicationcoverageofIS017864 1 4.2 Limitations of IS017864 1 4.3 ScopeofIso18089. 2 4.4 Limitations of IS018089 2 5 Principle .2 6 Apparatus. .4 7 Test solutions 6 8 Test specimens. 6 9 Procedure. 6 9.1 Preparationofreferenceelectrodes 6 9.2 PreparationofTialloyspecimen 6 9.3 Preparation of solution 6 9.4 Setting up the E-CLCT test. 6 9.5 Ending test 7 10 Evaluation oftest results .7 11 Test report 7 AnnexA (informative)Relationshipbetween applied potential and localized corrosion of AMTi-alloyswithtemperature. Bibliography 10 @ IS0 2020 - All rights reserved iii