BS EN 12499-2003 internal cathodic protection of metallic structures1.pdf
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1、BRITISH STANDARD BS EN 12499:2003 Incorporating Corrigendum No. 1 Internal cathodic protection of metallic structures The European Standard EN 12499:2003 has the status of a British Standard ICS 77.060 ? Copyright British Standards Institution Reproduced by IHS under license with BSI - Uncontrolled
2、Copy Document provided by IHS Licensee=Bureau Veritas/5959906001, 11/09/2004 01:29:07 MST Questions or comments about this message: please call the Document Policy Group at 303-397-2295. -,-,- BS EN 12499:2003 This British Standard was published under the authority of the Standards Policy and Strate
3、gy Committee on 28 February 2003 BSI 1 December 2003 ISBN 0 580 41349 7 National foreword This British Standard is the official English language version of EN 12499:2003. Attention is drawn to the fact that BS 7361-1:1991, Cathodic protection Part 1: Code of practice for land and marine applications
4、, provides general information on cathodic protection. Note that BS 7361-1:1991 will eventually be withdrawn when all the CEN standards relating to cathodic protection currently being prepared are published. The UK participation in its preparation was entrusted to Technical Committee GEL/603, Cathod
5、ic protection, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Catalo
6、gue 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 c
7、orrect application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests
8、informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 39 and a back cover. The BSI copyright date displayed in this document indicates when the docu
9、ment was last issued. Amendments issued since publication Amd. No. DateComments 14828 Corrigendum No. 1 1 December 2003 Changes to National foreword Copyright British Standards Institution Reproduced by IHS under license with BSI - Uncontrolled Copy Document provided by IHS Licensee=Bureau Veritas/5
10、959906001, 11/09/2004 01:29:07 MST Questions or comments about this message: please call the Document Policy Group at 303-397-2295. -,-,- EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 12499 January 2003 ICS 77.060 English version Internal cathodic protection of metallic structures Protection
11、cathodique interne des structures mtalliquesKathodischer Korrosionsschutz fr die Innenflchen von metallischen Anlagen This European Standard was approved by CEN on 7 November 2002. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving thi
12、s European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Management Centre or to any CEN member. This European Standard exists in three official versions (Eng
13、lish, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Czech Repub
14、lic, Denmark, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management
15、 Centre: rue de Stassart, 36 B-1050 Brussels 2003 CENAll rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 12499:2003 E Copyright British Standards Institution Reproduced by IHS under license with BSI - Uncontrolled Copy Document provided by
16、 IHS Licensee=Bureau Veritas/5959906001, 11/09/2004 01:29:07 MST Questions or comments about this message: please call the Document Policy Group at 303-397-2295. -,-,- EN 12499:2003 (E) 2 Contents page Foreword3 1Scope 4 2Normative references 4 3Symbols, terms and definitions4 4Principle and criteri
17、a for internal cathodic protection.9 5Factors affecting design and application11 6Design and application of internal cathodic protection.13 7Measurements18 8Commissioning19 9Operation and maintenance20 10Cathodic protection of domestic water heater .21 11Cathodic protection of appliances for heating
18、 and storage of hot water26 12Cathodic protection of structures with variable level feed tanks condensates and similar appliances.28 13Cathodic protection of filtering tanks29 14Internal cathodic protection of wells .31 15Internal cathodic protection of pipes.32 16Cathodic protection of tubular heat
19、 exchangers33 Annex A (normative) Test of the electrode potential of galvanic anodes.36 Annex B (informative) Protection potential ranges for low alloy steel compared with Ag/AgCl electrodes in different types of water38 Bibliography39 Copyright British Standards Institution Reproduced by IHS under
20、license with BSI - Uncontrolled Copy Document provided by IHS Licensee=Bureau Veritas/5959906001, 11/09/2004 01:29:07 MST Questions or comments about this message: please call the Document Policy Group at 303-397-2295. -,-,- ? EN 12499:2003 (E) 3 Foreword This document (EN 12499:2002) has been prepa
21、red by Technical Committee CEN/TC 219 “Cathodic protection“, the secretariat of which is held by BSI. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by July 2003, and conflicting national standards
22、shall be withdrawn at the latest by July 2003. Annex A is normative. Annex B is informative. According to the CEN/CENELEC Internal Regulations, the national standards organisations of the following countries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Fi
23、nland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland and the United Kingdom. Copyright British Standards Institution Reproduced by IHS under license with BSI - Uncontrolled Copy Document provided by I
24、HS Licensee=Bureau Veritas/5959906001, 11/09/2004 01:29:07 MST Questions or comments about this message: please call the Document Policy Group at 303-397-2295. -,-,- ? EN 12499:2003 (E) 4 1 Scope This European Standard specifies the structures, metals and surfaces which can be protected against corr
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