BS EN 14879-4-2007 Organic coating systems and linings for protection of industrial apparatus and plants against corrosion caused by aggressive media - Linings on metallic componen.pdf
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1、 g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58apparatus and plants against corrosion caused by aggressive media Part 4: Linings on metallic compo
2、nentsThe European Standard EN 14879-4:2007 has the status of a British StandardICS 25.220.60Organic coating systems and linings for protection of industrial BRITISH STANDARDBS EN 14879-4:2007BS EN 14879-4:2007This British Standard was published under the authority of the Standards Policy and Strateg
3、y Committee on 31 August 2007 BSI 2007ISBN 978 0 580 55810 8Amendments issued since publicationAmd. No. Date CommentsCompliance with a British Standard cannot confer immunity from legal obligations.National forewordThis British Standard is the UK implementation of EN 14879-4:2007. The UK participati
4、on in its preparation was entrusted to Technical Committee ISE/16, Protective coatings and linings of metal pipes and fittings.A list of organizations represented on this committee can be obtained on request to its secretary.This publication does not purport to include all the necessary provisions o
5、f a contract. Users are responsible for its correct application.EUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 14879-4August 2007ICS 25.220.60English VersionOrganic coating systems and linings for protection of industrialapparatus and plants against corrosion caused by aggressivemedia - Part 4: L
6、inings on metallic componentsSystmes de revtements organiques de peinture et autresrevtements rapports pour la protection des appareils etinstallations industriels contre la corrosion par des milieuxagressifs - Partie 4: Revtements rapports pourcomposants mtalliquesBeschichtungen und Auskleidungen a
7、us organischenWerkstoffen zum Schutz von industriellen Anlagen gegenKorrosion durch aggressive Medien - Teil 4: Auskleidungenfr Bauteile aus metallischen WerkstoffenThis European Standard was approved by CEN on 24 June 2007.CEN members are bound to comply with the CEN/CENELEC Internal Regulations wh
8、ich stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the CEN Management Centre or to any CEN member.This European Sta
9、ndard exists in three official versions (English, French, German). A version in any other language made by translationunder the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as theofficial versions.CEN members are the national stan
10、dards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland,France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal,Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United King
11、dom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManagement Centre: rue de Stassart, 36 B-1050 Brussels 2007 CEN All rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 14879-4:2007: EEN 14879
12、-4:2007 (E) 2 Contents Page Foreword4 1 Scope 5 2 Normative references 5 3 Terms and definitions .7 4 General7 4.1 Materials .7 4.1.1 Metallic substrates and semi-finished products 7 4.1.2 Linings 7 4.2 Selection criteria9 4.2.1 General9 4.2.2 Aggressive substances.10 4.2.3 Type and frequency of flu
13、id loading12 4.2.4 Thermal loading .12 4.2.5 Changes in temperature12 4.2.6 Mechanical loading13 4.2.7 Climatic influences 13 4.2.8 Additional requirements .13 4.3 Load profile 13 4.4 Design of component 13 4.5 Manufacture of the lining 13 4.5.1 Environmental conditions.13 4.5.2 Surface condition an
14、d preparation of the substrate14 4.5.3 Preparation and application of pre-cut parts of the semi-finished products 14 4.5.4 Lining joints15 4.5.5 Thermal post treatment.17 4.6 Lined component.17 5 Repair of defects17 6 Designations 17 7 Packaging, transport, storage and installation 18 7.1 General18
15、7.2 Packaging and transport.18 7.3 Storage18 7.4 Installation 19 8 External finish of surfaces not to be lined 19 9 Testing 19 9.1 General19 9.2 Basic requirements19 9.2.1 Resistance to the service fluid.19 9.2.2 Cleaning and neutralizing processes 19 9.2.3 Adhesive strength19 9.2.4 Capability of di
16、ssipating electrostatic charges 19 9.2.5 Additional requirements .20 9.3 Testing of suitability20 9.3.1 General20 9.3.2 Testing of resistance and tightness to the service fluid .21 9.3.3 Testing of adhesive strength21 9.3.4 Testing of capability to dissipate electrostatic charges22 9.4 Acceptance in
17、spection22 9.4.1 General22 9.4.2 Visual inspection .22 9.4.3 Measurement of lining thickness.23 9.4.4 Testing of Hardness 24 9.4.5 Testing of Adhesion 25 EN 14879-4:2007 (E) 3 9.4.6 High-voltage testing for tightness .26 9.4.7 Testing of capability to dissipate electrostatic charges (special test) 2
18、7 9.4.8 Destructive testing of weld seams (special test) .27 9.4.9 Test report27 Annex A (informative) 28 Annex B (normative) Material combinations to which the media lists for rubber linings are applicable .29 B.1 Hard rubber linings (media list I).29 B.2 Soft rubber linings.29 B.2.1 Butyl rubber,
19、halogenated butyl rubber (media list II)29 B.2.2 Chloroprene rubber (media list III) .29 B.3 Test media for the media lists29 B.3.1 General .29 B.3.2 Media lists 30 Annex C (normative) Test fluid groups for verification of suitability for material/media combinations .32 Annex D (normative) Testing t
20、he dissipating capability.35 D.1 Principle .35 D.1.1 Dissipation resistance 35 D.1.2 Dissipation resistance to earth 35 D.2 Testing of dissipation resistance of test samples .35 D.2.1 Test equipment35 D.2.2 Test procedure.35 D.2.3 Test report36 D.3 Measurement of dissipation resistance to earth on t
21、he completely applied lining .36 D.3.1 Test equipment36 D.3.2 Preparation of the lining .36 D.3.3 Procedure.36 D.3.4 Test report37 Annex E (informative) Sample form for acceptance inspection report .38 Annex F (informative) Adeviations39 Bibliography40 EN 14879-4:2007 (E) 4 Foreword This document (E
22、N 14879-4:2007) has been prepared by Technical Committee CEN/BT/Task Force 130 “Or-ganic coating systems and linings for protection of industrial apparatus and plants against corrosion caused by aggressive media”, the secretariat of which is held by DIN. This European Standard shall be given the sta
23、tus of a national standard, either by publication of an identical text or by endorsement, at the latest by February 2008, and conflicting national standards shall be withdrawn at the latest by February 2008. EN 14879 “Organic coating systems and linings for protection of industrial apparatus and pla
24、nts against corrosion caused by aggressive media“ consists of the following parts: Part 1: Terminology, design and preparation of substrate Part 2: Coatings on metallic components Part 3: Coatings on concrete components Part 4: Linings on metallic components Part 5: Linings on concrete components Pa
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