DIN EN 12499-2003 Internal cathodic protection of metallic structures German version EN 12499 2003《金属结构的内部阴极保护》.pdf

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1、ICS 77.060Kathodischer Korrosionsschutz fr die Innenflchen von metallischen AnlagenEuropean Standard EN 12499 : 2003 has the status of a DIN Standard.A comma is used as the decimal marker.National forewordThis standard has been prepared by CEN/TC 219.The responsible German body involved in its prepa

2、ration was the Normenausschuss Materialprfung(Materials Testing Standards Committee), Technical Committee Korrosion und Korrosionsschutz.The following should be noted: In table 1, a value of 0,65 V has been specified as the limiting critical potentialfor lead. This is not in conformity with results

3、gained experimentally in Germany, where in variousthermodynamic tests no risk of lead hydride forming as a result of cathodic corrosion could be verified.Ref. No. DIN EN 12499 : 2003-07English price group 16 Sales No. 111611.03DEUTSCHE NORM July 2003EN 12499Continued overleaf.EN comprises 38 pages.

4、No part of this standard may be reproduced without the prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).Internal cathodic protection of metallic structuresEnglish version of

5、DIN EN 12499English versionICS 77.060Descriptors:Internal cathodic protection of metallic structures 2003. CEN All rights of exploitation in any form and by any meansreserved worldwide for CEN national members.Ref. No. EN 12499 : 2003 EKathodischer Korrosionsschutz frdie Innenflchen von metallischen

6、AnlagenThis European Standard was approved by CEN on 2002-11-07.CEN members are bound to comply with the CEN/CENELEC Internal Regulationswhich stipulate the conditions for giving this European Standard the status of anational standard without any alteration.Up-to-date lists and bibliographical refer

7、ences concerning such national stand-ards may be obtained on application to the Management Centre or to anyCEN member.The European Standards exist in three official versions (English, French, German).A version in any other language made by translation under the responsibility of aCEN member into its

8、 own language and notified to the Management Centre hasthe same status as the official versions.CEN members are the national standards bodies of Austria, Belgium, the CzechRepublic, Denmark, Finland, France, Germany, Greece, Hungary, Iceland, Ireland,Italy, Luxembourg, Malta, the Netherlands, Norway

9、, Portugal, Slovakia, Spain,Sweden, Switzerland, and the United Kingdom.EN 12499March 2003Management Centre: rue de Stassart 36, B-1050 BrusselsEuropean Committee for StandardizationComit Europen de NormalisationEuropisches Komitee fr Normung|Protection cathodique interne desstructures mtalliquesPag

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