1、BRITISH STANDARD BS EN 10310:2003 Steel tubes and fittings for onshore and offshore pipelines Internal and external polyamide powder based coatings The European Standard EN 10310:2003 has the status of a British Standard ICS 23.040.99; 25.220.60 BS EN 10310:2003 This British Standard, was published
2、under the authority of the Standards Policy and Strategy Committee on 13 January 2004 BSI 13 January 2004 ISBN 0 580 43218 1 National foreword This British Standard is the official English language version of EN 10310:2003. The UK participation in its preparation was entrusted to Technical Committee
3、 ISE/16, Protective coatings and linings of metal pipes and fittings, 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 refe
4、rred 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 the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provi
5、sions of a contract. Users are responsible for its correct 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,
6、 or proposals for change, and keep the UK interests 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 35 and a back cover. The BSI copyright not
7、ice displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN10310 December2003 ICS23.040.99;25.220.60 Englishversion Steeltubesandfittingsforonshoreandoffshorepipelines Internal
8、andexternalpolyamidepowderbasedcoatings Tubesenacieretraccordspourcanalisationsenterreset immergesRevtementsinternesetexternesbasede poudrepolyamide Stahlrohreundformstckefrerdundwasserverlegte RohrleitungenAuskleidungenundBeschichtungenaus PolyamidPulver ThisEuropeanStandardwasapprovedbyCENon20Febr
9、uary2003. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentr
10、eortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodie
11、sofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Slovakia,Spain,Sweden,SwitzerlandandUn ited Kingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG Manageme
12、ntCentre:ruedeStassart,36B1050Brussels 2003CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN10310:2003EEN10310:2003(E) 2 Contents 1 Scope 5 2 Normativereferences 5 3 Termsanddefinitions. .6 4 Symbols 6 5 Informationtobesuppliedbythepurchaser. .6 5.1
13、Mandatory.6 5.2 Optionsindicatedbythepurchaser 7 6 Descriptionofthecoating .7 7 Applicationofthecoating .7 7.1 Surfacepreparation . 7 7.2 Primerapplication 8 7.3 Polyamideapplication . 8 7.4 Coatingfusion 8 8 Requirementsoftheappliedcoating. 10 8.1 General10 8.2 Appearanceandcontinuity. 10 8.3 Thick
14、nessofthecoatingsystem . 10 8.4 Cutbackatthetubeends . 11 8.5 Holidaydetection . 11 8.6 Impactresistance. 11 8.7 Adhesion.11 8.8 Indentationresistance .11 8.9 Electricalinsulationresistance 12 8.10 Elongationatbreak 12 8.11 Resistancetoultravioletradiation .12 8.12 Cathodicdisbondment . .12 8.13 Sal
15、tsprayresistance .13 8.14 Demineralizedwaterimmersion .13 8.15 Flexibility.13 8.16 Wastewaterresistance . 13 9 Repairs13 10 Handling,transportationandstorage. .14 10.1 Handling14 10.2 Transportationtostorageareas .14 10.3 Storage14 10.4 Loadingoftubesandcomponentsfordelivery. .14 AnnexA (normative)
16、Holidaydetectiontest. 15 A.1 General15 A.2 Apparatus .15 A.3 Procedure .15 A.4 Results 15 AnnexB (normative) Adhesiontest 16 B.1 General16 B.2 Apparatus .16 B.3 Procedure .16 B.4 Results 16 AnnexC (normative) Specificelectricalinsulationresistancetest .18 C.1 General18 C.2 Apparatus .18EN10310:2003(
17、E) 3 C.3 Procedure .18 C.4 Results 18 AnnexD (normative) Resistancetoultravioletradiation21 D.1 General21 D.2 Apparatus .21 D.3 Procedure .21 D.4 Results 21 AnnexE (normative) Cathodicdisbondmenttest23 E.1 General23 E.2 Apparatus .23 E.3 Sampling.24 E.4 Procedure .24 E.5 Results 25 AnnexF (normative
18、) Demineralizedwaterimmersiontest.29 F.1 General29 F.2 Apparatus .29 F.3 Procedure .29 F.4 Results 29 AnnexG (normative) Flexibilitytest. .30 G.1 General30 G.2 Apparatus .30 G.3 Procedure .31 AnnexH (normative) Wastewaterresistancetest.3 2 H.1 General32 H.2 Apparatus .32 H.3 Procedure .32 H.4 Result
19、s 33 AnnexI (normative) Viscosityanalysistest .34 I.1 General34 I.2 Equipment 34 I.3 Procedure .34 I.4 Results 35EN10310:2003(E) 4 Foreword Thisdocument(EN10310:2003)hasbeenpreparedbyTechnicalCommitteeECISS/TC29“Steeltubesand fittingsforsteeltubes”,thesecretariatofwhichisheldbyUNI. ThisEuropeanStand
20、ardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyJune2004,andconflictingnationalstandardsshallbewithdrawnatthelatestby June2004. TheannexesA,B,C,D,E,F,G,HandIarenormative. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsor
21、ganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal, Slovakia,Spain,Sweden,SwitzerlandandtheUnitedKingdom.EN10310:2003(E) 5 1Scope Th
22、isEuropeanStandarddefinestheinternaland/orexternalpolyamidepowdercoatingsappliedbydippingina fluidisedbedorbyspraying,orbyrotocoating.Thesecoatingsareintendedfortheprotectiontheinnerandouter surfacesofsteeltubesandtheirfittings(components)usedascomponentpartsofpipelines.Thisstandardmay alsobeapplied
23、foraccessories,suchasvalves,pumps,screens,etc. Thistypeofcoatingisusedfortheprotectionofburied,submergedorabovegroundpipelinesconveyingfluidsat workingtemperaturesbetween0Cand+60C.Otherworkingservicetemperaturescanbeusedafteragreement betweenthepurchaserandthecoater. Thecoatingscoveredbythisstandard
24、areapplicabletolongitudinallyorspirallyweldedsteeltubesandto seamlesssteeltubesandtheirfittingscomponentsusedfortheconstructionofpipelinesconveyingliquids. Theinternalcoatingoftubestobeusedforthetransportationofwaterintendedforhumanconsumptionshouldnot affectthequalityofthatwatertosuchanextentthatit
25、failstocomplywiththerequirementsoftheEUandEFTA regulations. Forthispurpose,referenceshouldbemadetotherelevantnationalregulationsandstandards,transposingEN standardswhenavailable,dealingwiththeinfluenceofmaterialsonwaterqualityandtotherequirementsfor coatings. NOTE AEuropeanAcceptanceScheme(EAS)isinc
26、ourseofdevelopmentinrelationtotheCPDandtheDWD.Its requirementswillbeintroducedinthisstandardwhencompleted. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetext,andthepublicatio
27、nsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includingamendments). ENISO60, PlasticsDeterminationofapp
28、arentdensityofmaterialthatcanbepouredfromaspecifiedfunnel (ISO60:1977). ENISO62, PlasticsDeterminationofwaterabsorption(ISO62:1999). ENISO5273,PlasticsDeterminationoftensilepropertiesPart3:Testconditionsforfilmsandsheets (ISO5273:1995). ENISO868,PlasticsandeboniteDeterminationofindentationhardnessby
29、meansofadurometer(shore hardness)(ISO868:1995). prENISO11831 1) ,PlasticsMethodsfordeterminingthedensityofnoncellularplasticsPart1:Immersion method,liquidpyknometermethodandtitrationmethod(ISO/DIS11831:2002). prENISO11832 1) ,PlasticsMethodsfordeterminingthedensityofnoncellularplasticsPart2:Density
30、gradientcolumnmethod(ISO/DIS11832:2002). ENISO11833, PlasticsMethodsfordeterminingthedensityofnoncellularplasticsPart3:Gaspyknometer method(ISO11833:1999). ENISO2808, PaintsandvarnishesDeterminationoffilmthickness(ISO2808:1997). 1) Tobepublished.EN10310:2003(E) 6 ENISO3146,PlasticsDeterminationofmel
31、tingbehaviour(meltingtemperatureormeltingrange)ofsemi crystallinepolymersbycapillarytubeandpolarizingmicroscopemethods(ISO3146:2000). ENISO4287, Geometricalproductspecification(GPS)Surfacetexture:ProfilemethodTerms,definitionsand surfacetextureparameters(ISO4287:1997). ENISO48922,PlasticsMethodsofex
32、posuretolaboratorylightsourcesPart2:Xenonarcsources (ISO48922:1994). ENISO6272, PaintsandvarnishesFallingweighttest(ISO6272:1993). ENISO7253, PaintsandvarnishesDeterminationofresistancetoneutralsaltspray(fog)(ISO7253:1996). ENISO85011,Preparationofsteelsubstratesbeforeapplicationofpaintsandrelatedpr
33、oductsVisual assessmentofsurfacecleanlinessPart1:Rustgradesandpreparationgradesofuncoatedsteelsubstratesand ofsteelsubstratesafteroverallremovalofpreviouscoatings(ISO85011:1988). ISO3105, GlasscapillarykinematicviscometersSpecificationsandoperatinginstructions. ISO6441, PaintsandvarnishesIndentation
34、test(sphericalorpyramidal). 3 Termsanddefinitions ForthepurposesofthisEuropeanStandard,thefollowingtermsanddefinitionsapply. 3.1 coatingmanufacturer supplierofthecoatingmaterialinaconditionsuitableforapplicationtotheproducttobecoated 3.2 coater companyresponsibleforapplyingthecoatingmaterialtothecom
35、ponentstobecoated 3.3 purchaser companythatbuysthecoatedproducts 4Symbols R z roughnessparameter(theaveragesurfaceroughnessfromfivesuccessiveevaluationareasmeasured accordingtoENISO4287); R s specificelectricalinsulationresistance,expressedinohmssquaremetres( W .m 2 ); k correctionfactor; RT roomtem
36、perature. 5 Informationtobesuppliedbythepurchaser Thefollowinginformationshallbesuppliedtothecoaterbythepurchaser. 5.1Mandatory Inhisenquiryandorderthepurchasershallstatethefollowingminimuminformation:EN10310:2003(E) 7 IdentificationofthetubesandcomponentstobecoatedaccordingtothisEuropeanStandard.Th
37、edesignation shallincludeareferencetothisstandardandifapplicable,areferencetothestandardforthetubethecoating hasbeenappliedto.; Example: 5000moftubeEN10224of406,44,0 Externaland/orinternalcoating - EN10310; thenatureofthefluidbeingconveyed. 5.2Optionsindicatedbythepurchaser Ifapplicable,thefollowing
38、optionsmaybespecifiedbythepurchaser: cutbacklength; chemicaltreatment; typeandlocationofthemarking; maximumareaandnumberofrepairs; maximumthicknessofthecoating. 6 Descriptionofthecoating Thecoatingsystemshallconsistofaprimerfilmovercoatedwithalayerofafullyfusedpolyamidepowdercoating. 7 Applicationof
39、thecoating Thepolyamidecoatingshallbeappliedbydippinginafluidisedbed,sprayingorrotocoatingaccordingto establishedproceduresandtherecommendationsofthecoatingmanufacturer. ThedatasheetsofthecoatingmanufacturershallcontaintheitemsrequiredinTable1. 7.1Surfacepreparation 7.1.1 Alltubesandcomponentsshallb
40、eabrasiveblastcleaned.Thedegreeofcleanlinessshallbeatleast Sa2 1/2 asdefinedinENISO85011 . 7.1.2 Priortoabrasiveblastcleaning,thesteelsurfaceshallbedryandfreefromcontamination(oil,grease, temporarycorrosionprotection,etc.)andsurfacedefects(slivers,laminations,etc.)detrimentaltothesurfaceorto theadhe
41、sionofthecoating. Theblastcleanedsurfaceshallhavearoughness R z between40mand90m,whenmeasuredaccordingto ENISO4287. 7.1.3 Afterabrasiveblastcleaning,thesurfaceofthetubeorcomponentshallbeinspectedandanyslivers, laminations,weldspotsandothersurfaceimperfectionsthatmayhavebecomevisibleshallberemovedusi
42、ng suitablemethod Afterremovalofthesedefects,theresidualthicknessoftubesandcomponentsshallsatisfytheminimumtolerance requirementsspecifiedbytherelevantstandard.Alltreatedareasgreaterthan10cm 2 shallbepreparedtoprovide aprofiletosatisfytheprovisionsof7.1.2. 7.1.4 Priortotheapplicationofthecoating,the
43、temperatureofthetubesandcomponentsshallbemaintainedat least3Cabovethedewpoint. 7.1.5 Surfacecontaminants(e.g.residualabrasivedust)shallberemovedpriortocoating.EN10310:2003(E) 8 7.1.6 Byagreementbetweentheinterestedparties,chemicalpretreatmentofthesteelmaybeusedinaddition toabrasiveblastcleaning 7.2Primerapplication Immediatelyaftersurfacepreparation,theprimercoatshallbeappliedtogiveadryfilmthicknessthatcomplies withtheproducttechnicaldatasheet(seeTable1). 7.3Polyamideapplication Thecoatingsystemshallbecompletedbytheapplicationofpolyamidepowdercoat. 7.4Coatingfusion Thepolyam
