1、BRITISH STANDARD BS EN 13121-2:2003 GRP tanks and vessels for use above ground Part 2: Composite materials Chemical resistance The European Standard EN 13121-2:2003 has the status of a British Standard ICS 23.020.10 BS EN 13121-2:2003 This British Standard was published under the authority of the St
2、andards Policy and Strategy Committee on 14 October 2003 BSI 14 October 2003 ISBN 0 580 42767 6 National foreword This British Standard is the official English language version of EN 13121-2:2003. The UK participation in its preparation was entrusted to Technical Committee PRI/5, UK steering committ
3、ee for CEN/TC210 GRP tanks 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 th
4、e 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 provisions of a contract. Users are responsible
5、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, or proposals for change, and keep the UK i
6、nterests 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 31 and a back cover. The BSI copyright notice displayed in this document indicates wh
7、en the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN131212 October2003 ICS23.020.10 Englishversion GRPtanksandvesselsforuseabovegroundPart2: CompositematerialsChemicalresistance RservoirsetrcipientsenPRVpourutili
8、sationhorssol Partie2:MatriauxcompositesRsistancechimique OberirdischeGFKTanksundBehlterTeil2: VerbundwerkstoffeChemischeWiderstandsfhigkeit ThisEuropeanStandardwasapprovedbyCENon26June2003. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope
9、 an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagem
10、adebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,
11、Netherlands,Norway,Portugal,Slovakia,Spain,Sweden,SwitzerlandandUn ited Kingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2003CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnat
12、ionalMembers. Ref.No.EN131212:2003EEN131212:2003(E) 2 Contents Page Foreword3 Introduction .4 1 Scope 5 2 Normativereferences 5 3 Definitions.5 4 Protectivelayers . .6 5 Determinationofpartialdesignfactor, A 2 .7 AnnexA (normative) Determinationofpartialdesignfactor, A 2 ,inaccordancewithmedialists1
13、2 AnnexB (normative) Determinationofpartialdesignfactor, A 2 ,byserviceexperience.21 AnnexC (informative) Evaluationofpartialdesignfactor, A 2 ,bytestinginsituorbylaboratorytesting 22 AnnexZ (informative) RelationshipbetweenthisEuropeanStandard.31 AnnexZAandtheEssentialrequirementsofEUDirective97/23
14、/EC(PED)31EN131212:2003(E) 3 Foreword Thisdocument(EN131212:2003)hasbeenpreparedbyTechnicalCommitteeCEN/TC210“GRPtanksand vessels”,thesecretariatofwhichisheldbyDIN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyApril200
15、4,andconflictingnationalstandardsshallbewithdrawnatthelatestby April2004. ThisEuropeanStandardhasbeenpreparedunderamandategiventoCENbytheEuropeanCommissionandthe EuropeanFreeTradeAssociationandsupportsessentialrequirementsofEUDirective97/23/EC. ForrelationshipwiththisEuropeanDirectiveseeinformativeA
16、nnexZA,whichisanintegralpartofthisstandard. ThisstandardisPart2ofEN 13121whichintotalcoversmaterials,design,manufacture,inspection,delivery, installationandmaintenanceofGRPtanksandvesselsforuseaboveground.ThisPart2specifiesrequirements forchemicalresistanceofcompositematerialsusedforGRPtanksandvesse
17、lsforthestorageorprocessingof fluids,foruseaboveground.Thetanksandvesselsmaybefactorymadeorsitebuilt,withorwithoutlining. AnnexesAandBarenormative.AnnexCisinformative. Thisdocumentincludesabibliography. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing coun
18、triesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal, Slovakia,Spain,Sweden,SwitzerlandandtheUnitedKingdom.EN131212:2003(E) 4 Introduction EuropeanStandardEN13121co
19、nsistsofthefollowingpartsunderthegeneraltitle“GRPtanksandvesselsforuse aboveground“: Part1RawmaterialsSpecificationconditionsandacceptanceconditions Part2CompositematerialsChemicalresistance Part3Designandworkmanship Part4Delivery,installationandmaintenance Thesefourpartstogetherdefinetheresponsibil
20、itiesofthetankorvesselmanufacturer,thematerialsmanufacturers orsuppliersandthepurchaser. ThedesignandmanufactureofGRPtanksandvesselsinvolveanumberofdifferentmaterialssuchasresins, thermoplasticsandreinforcingfibresandanumberofdifferentmanufacturingmethods.Itisimplicitthattanksand vesselsconformingto
21、thisStandardshouldbemadeonlybymanufacturerswhoarecompetentandsuitablyequipped tofulfilallrequirements,usingmaterialsmanufacturedbycompetentandexperiencedmaterialmanufacturers. EN131211givestherequirementsnecessarytoestablishthattheGRPmaterialandanythermoplasticliningwill havetherequiredchemicalandth
22、ermalresistancetotheserviceconditions.EN131211specifiestherequirements forthespecificationconditionsandacceptanceconditionsforGRPandthermoplasticmaterials,whicharenecessary inordertoestablishthechemicalresistancepropertiesofthesematerialsinaccordancewiththisPartofthestandard. EN131212givestherequire
23、mentsnecessarytoestablishthattheGRPmaterialandanythermoplasticliningwilll havesufficientchemicalandthermalresistancetoserviceconditions.Part 2definestherequirementsforthe protectivelayerandthestructurallaminateaswellasdefiningmethodsforproofofsuitabilitytomeetthe chemical/thermaleffectscausedbythefl
24、uidsandofdeterminationofthepartialdesignfactor, A 2 ,asrequiredfor designinaccordancewithprEN 131213.FivemethodsaredescribeduseofMediaLists,useofresin manufacturersdata,useofthermoplasticsmanufacturersdata,serviceexperienceandsampletesting.The manufacturerofthetankorvesselmaychooseanyoneofthesemetho
25、dssubjecttoherebeingsufficientdata availableinthatmethodfortheparticularapplication. TogetherwiththerequirementsandacceptanceconditionsfortherawmaterialsdeterminedinEN131211,the designandworkmanshiprequirementsasdeterminedinprEN131213andthedelivery,handling,installationand maintenancerecommendations
26、giveninEN 131214,EN131212completesthetotalstandardsrequirements.EN131212:2003(E) 5 1Scope ThisEuropeanStandardgivesrequirementsforchemicalresistanceofcompositematerialsusedforGRPtanksand vesselsforstorageorprocessingoffluids,foruseaboveground.Thetanksorvesselsmaybefactorymadeorsite built,withorwitho
27、utlining. 2 Normativereferences ThisEuropeanStandardincorporates,bydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetextandthepublicationsarelistedhereafter.Fordated references,subsequentamendmentstoorrevisionsofanyofthesepublication
28、sapplytothisEuropeanStandardonly whenincorporatedinitbyamendmentorrevision.Forundatedreferences,thelatesteditionofthepublication referredtoapplies. EN59, GlassreinforcedplasticsMeasurementofhardnessbymeansofaBarcolimpressor . EN590, AutomotivefuelsDieselRequirementsandtestmethods EN131211:2003, GRPt
29、anksandvesselsforuseabovegroundPart 1:RawmaterialsSpecification conditionsandacceptanceconditions. prEN131213, GRPtanksandvesselsforuseabovegroundPart3:Designandworkmanship. EN131214, GRPtanksandvesselsforuseabovegroundPart4:Delivery,installationandmaintenance. ENISO4599, Plastics Determinationofres
30、istancetoenvironmentalstresscracking(ESC) Bentstripmethod (ISO4599:1986). ENISO6252, Plastics DeterminationofEnvironmentalStressCracking(ESC) Constanttensilestress method(ISO6252:1992). ENISO14125:1998, FibrereinforcedplasticcompositesDeterminationofflexuralproperties(ISO14125:1998). ISO1172, Textil
31、eglassreinforcedplastics.Prepregs,mouldingcompoundsandlaminatesDeterminationofthe textileglassandmineralfillercontentCalcinationmethods. ISO44331, ThermoplasticspipesResistancetoliquidchemicalsClassificationPart1:Immersiontest method. ISO44332, ThermoplasticspipesResistancetoliquidchemicalsClassific
32、ationPart2:Polyolefinpipes. ISO44333, ThermoplasticspipesResistancetoliquidchemicalsClassificationPart 3:Unplasticized poly(vinylchloride)(PVCU),highimpactpoly(vinylchloride)(PVCHI)andchlorinatedpoly(vinylchloride)(PVCC) pipes. ISO44334, ThermoplasticspipesResistancetoliquidchemicalsClassificationPa
33、rt4:Poly(vinylidene fluoride)(PVDF)pipes . 3Definitions ForthepurposesofthisstandardinadditiontothedefinitionsgiveninEN131211:2003,thefollowingdefinitions apply: 3.1 resinlayer(RL) alayerofresinwithorwithoutadditivesinaccordancewithclause7ofEN1 31211:2003,butwithoutnonwovens oranyotherfibreEN131212:
34、2003(E) 6 3.2 veillayer(VL) alayerofresinwithorwithoutadditivesinaccordancewithclause7ofEN1 31211:2003,withoneortwosurface nonwovens 3.3 singleprotectivelayer(SPL) aprotectivelayerofresinwithorwithoutsurfacenonwovenstomeetslightorlesssignificanteffectscausedby serviceconditions 3.4 chemicalresistant
35、layer(CRL) aprotectivelayerofresinwithorwithoutsurfacenonwovenstomeetmoresignificantormajoreffectscausedby serviceconditions. 3.5 thermoplasticlining(TPL) aprotectiveusingthermoplasticmaterialsasaliningtomeeteffectscausedbyserviceconditions 3.6 sample apieceoflaminateorthermoplasticsheetforpurposeso
36、ftesting 3.7 specimen apieceofasamplepreparedforpurposesoftesting 3.8 testpiece apieceofaspecimenforpurposesofmechanicaltestingonly 3.9 maximumtemperature T m temperaturegivenbytheresinmanufacturerorthethermoplasticsmanufacturerreferringtoaspecifiedfluid 3.10 maximumdesigntemperature T d maximumtemp
37、eraturefordeterminationofthepartialdesignfactor, A 2 ,bydifferentmethodsofthisstandard. 4 Protectivelayers 4.1 Generalrequirements Theinnersurfaceofalllaminatesshallconsistofaprotectivelayer.Theprotectivelayershallbeeitherasingle protectivelayer(SPL)orachemicalresistantlayer(CRL)orathermoplasticlini
38、ng(TPL). Thetypeofprotectivelayershallbeselectedonthebasisoftheabilitytoprevent,orlimittoanacceptablelevel, chemicalattackonthelaminate.Inordertodothis,itshallbechemicallyresistanttotheserviceconditions,allow limiteddiffusionofservicefluidsandshallnotsufferenvironmentalstresscracking.TheTPLmayrequir
39、estress relieftopreventenvironmentalstresscracking,seeprEN131213. TherequiredthicknessoftheprotectivelayershallbeinaccordancewithTable1. Whenrequired,flammabilityand/orelectricalconductivityshallbetakenintoaccountand/ortheprotectivelayer shallbeselectedonthebasisofitsabilitytomaintainthepurityofthes
40、ervicefluids. TherequirementsforworkmanshipoftheprotectivelayeraredefinedinprEN131213. Forapplicationincontactwithfoodstuffstherelevantregulationsshallbeconsidered.EN131212:2003(E) 7 Table1Requiredthicknessesofprotectivelayers Protectivelayer Requiredthickness mm SPL 0,4to0,6 CRL 2,5to4,0 PVCU 3,0to
41、4,5 PPH,B,R 3,0to6,0 PVDF 2,4to4,0 ECTFE,FEP,PFA 1,7to4,0 4.2 Singleprotectivelayer(SPL) ThesingleprotectivelayerSPL)shallbeeitheraveillayer(VL)oraresinlayer(RL) . 4.3 Chemicalresistantlayer(CRL) Thechemicalresistantlayer(CRL)shallbeasingleordoubleveillayer(VL)followedbyalayerorlayersofeither choppe
42、dstrandmatorsprayedfibreswithatotalmassperunitareagreaterthanorequalto900g/m 2 .Thefibre contentshallbebetween25%and35%bymass. Followingtheveillayer(VL),thesubsequentchoppedstrandmatsorsprayedfibresshallbeappliedbeforecure. 4.4 Thermoplasticlining(TPL) Allpartsoftheliningshallbemanufacturedfromthesa
43、meorcompatiblegradeofmaterial. LiningsofPVCUaretobetreatedinitiallyusingasolventbasedprimerortheinitialcontactlayershallbeapplied usingaspecificbondingresin.LiningsofPP,PVDF,ECTFE,FEPorPFAshallhaveaglassorsyntheticfibre fabricbackingbranchesupto100mmdiametermayusechemicallyetchedECTFEorPVDFlinings. Theinitialcontactlayerapplieddirectlytothethermoplasticliningshallbereinforcedwithchoppedstrandmatwith 300g/m 2 to450g/m 2 .Theminimumbondstrengt
