BS EN 13523-6-2002 Coil coated metals - Test methods - Adhesion after indentation (cupping test)《卷材覆层金属 试验方法 刻压纹之后的粘结(杯形挤压试验)》.pdf

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1、BRITISH STANDARD BS EN 13523-6:2002 Coil coated metals Test methods Part 6: Adhesion after indentation (cupping test) The European Standard EN 13523-6:2002 has the status of a British Standard ICS 17.040.20; 25.220.60 BS EN 13523-6:2002 This British Standard, having been prepared under the direction

2、 of the Materials and Chemicals Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committee on 8 August 2002 BSI 8 August 2002 ISBN 0 580 40222 3 National foreword This British Standard is the official English language version of EN 13523-6:

3、2002. The UK participation in its preparation was entrusted to Technical Committee STI/27, Paint systems for metallic substrates, 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

4、 which implement international or European publications referred 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 pub

5、lication does not purport to include all the necessary provisions 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 internati

6、onal/European committee any enquiries on the interpretation, 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

7、 page, pages 2 to 7 and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN135236 July2002 ICS17.040.20;25.220.60 Englishversion Coilco

8、atedmetalsTestmethodsPart6:Adhesionafter indentation(cuppingtest) TlesprlaquesMthodesdessaiPartie6:Adhrence aprsindentation(essaidemboutissage) BandbeschichteteMetallePrfverfahrenTeil6: HaftfestigkeitnachEindrcken(Tiefungsprfung) ThisEuropeanStandardwasapprovedbyCENon11April2002. CENmembersareboundt

9、ocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEurope

10、anStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepub

11、lic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2002CEN A

12、llrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN135236:2002EEN135236:2002(E) 2 Foreword ThisdocumentEN135236:2002hasbeenpreparedbyTechnicalCommitteeCEN/TC139“Paintsandvarnishes“, thesecretariatofwhichisheldbyDIN. ThisEuropeanStandardshallbegiventhestatus

13、ofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyJanuary2003,andconflictingnationalstandardsshallbewithdrawnatthelatest byJanuary2003. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEur

14、opeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain, Sweden,SwitzerlandandtheUnitedKingdom. 1Scope ThisPartofEN13523definestermsoftheprocedurefordeterminingtheadhesionofanorganiccoatingtoa metalli

15、csubstrateafterindentationafterslowdeformation. Theresistancetocrackingcanalsobeevaluated. 2 Normativereferences ThisEuropeanStandardincorporates,bydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetext,andthepublicationsarelistedhere

16、after.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includingamendments). EN135230:2001, CoilcoatedmetalsTestmethodsPart0:Ge

17、neralintroductionandlistoftestmethods. EN23270:1991, PaintsandvarnishesandtheirrawmaterialsTemperaturesandhumiditiesforconditioningand testing(ISO3270:1984). ENISO1520:2001, PaintsandvarnishesCuppingtest(ISO1520:1999). IEC604542:1994, Specificationforpressuresensitiveadhesivetapesforelectricalpurpos

18、esPart2:Methodsof test. 3 Termsanddefinitions ForthepurposesofthisPartofEN13523,thetermsanddefinitionsgiveninEN135230:2001apply. 4Principle Thetestspecimeniscrosshatchedwithacuttingtoolandisthendeformedbypressingunderspecifiedconditions. Afterpressing,thetestspecimencanbeartificiallyagedbyimmersioni

19、nboilingwater.EN135236:2002(E) 3 5 Apparatusandmaterials 5.1Crosshatchingdevice Asinglebladedknife,verysharptoavoidanyburrs.Forcoatingslessthan60minthickness,itisalsopossibleto useapurposemadecuttingtool,capableofmakingaminimumof6parallelcuts. 5.2Pressingdevice ApparatusinaccordancewithENISO1520:200

20、1,consistingessentiallyof: a) asteeldie,ofinsidediameter(27 0,05)mm,itscontactsurfacewiththetestspecimenbeingflatand polished; b) aretainerring,havingitsflatandpolishedsurfaceincontactwiththetestspecimen; c) astrikerconsistingofapolishedsteelsphere,ofdiameter(20 0,05) mmwithamaximumof0,1mm displacem

21、entfromtheaxisofthedie; d) asystem,preferablyhydraulic,allowingmovementofthestrikerataspeedof(126)mm/min. 5.3Ageingdevice Theageingdeviceshallconsistof: a) avessel,tocontainboilingwater,whosedimensionsallowthecompleteimmersionofthetestspecimen; b)a heating system. 5.4Pincers, thejawsofwhichshallbefl

22、at,bluntandhavingawidthofatleast5mm. 5.5Magnifyingglass 10. 5.6 Transparentpressuresensitiveadhesivetape, 25mmwide,withanadhesionstrengthof (101)Nper25mmwidthwhentestedinaccordancewithIEC604542:1994. 6Sampling SeeEN135230:2001. 7 Testpanels SeeEN135230:2001. 8Procedure 8.1Ambient conditions Measuret

23、hecoatingadhesionatambienttemperature.Formoreaccuratemeasurements,asrequiredforinstance incaseofdispute,thetemperatureshallbe(232)Candtherelativehumidity(505)%,inaccordancewith EN23270:1991.EN135236:2002(E) 4 8.2Crosshatching(notusedforevaluationofresistancetocracking) 8.2.1Forcoatingsgreaterthanore

24、qualto60mthickness (seeFigure1) Maketwoparallelcuts5mmapart,togetherwithtwoadditionalsimilarcutsatrightanglestoformacentral 5mm 5mmsquare. Eachcutshalljustreachthemetallicsubstrate,andeachcutshallmeasureatleast50mminlength. Eachcutshallbeatadistanceofnotlessthan20mmfromtheedgeofthetestpanel. 8.2.2Fo

25、rcoatingslessthan60mthickness (seeFigure2) Makeatleastsixparallelcuts1mmapart,togetherwithatleastsixadditionalsimilarcutsatrightangles. Eachcutshalljustreachthemetallicsubstrate,andeachcutshallmeasureatleast50mminlength. Eachcutshallbeatadistanceofnotlessthan20mmfromtheedgeofthetestpanel. NOTE Atthi

26、sstagenoneofthesquaresformedexhibitadhesionfailurefromthemetallicsubstrate. 8.3Pressing Chooseanindentationdepthinmillimetres,forexample80%ofthedepthwhichrupturesthemetallicsubstrate. Clampthetestpanelbetweentheretainerringandthedie,thecoatingfacingthedieandtheendofthestriker beingincontactwiththete

27、stpanel.Themeasuringdeviceshallbeinposition0.Ensurethatthecrosshatching shallbecentredonthedome. Movethesphericalendofthestrikeratconstantspeedof(12 6) mm/mintoreachthechosendepthof indentation. 8.4 Ageing (optionalandonlyforcoatingsgreaterthanorequalto60mthickness) Immersethetestpanelinboilingwater

28、foratleast1h. Ifrequired,thetestcanberunforlongerperiodsoftime. Generally,ageingshallbecarriedoutafterthedeformationbutinsomecasesitmaybeperformedbefore. 8.5 Assessmentofadhesion 8.5.1 Forcoatingsgreaterthanorequalto60mthickness Makeanattempttopullthestripsoftheorganiccoatingawayfromthemetallicsubst

29、rateineachofthefour directions,startingfromthecentralsquare.Lifttheendofthestripswiththeknife(5.1),thenpullwiththepincers (5.4)untiltheruptureofthestrip. Observetheextentofthepeelingandexpressinpercentageofthedistancebetweenthetopandthebaseofthe dome. Ifageingiscarriedout,expresstheadhesionasapercen

30、tageofpeelingfortheageingperiod. 8.5.2 Forcoatingslessthan60mthickness Removetwocompletelapsfromareeloftheadhesivetape(5.6)anddiscard.Removeanadditionallengthata steadyrateandcutapiece,approximately75mmlong.EN135236:2002(E) 5 Placethecentreofthetapeoverthelatticeinadirectionparalleltoonesetofthecuts

31、andsmooththetapeinto placeovertheareaofthelatticeandforadistanceofatleast20mmbeyond. Toensuregoodcontactwiththecoating,rubthetapefirmlywithafingertip.Thecolourofthecoatingseenthrough thetapeisausefulindicationofoverallcontact. Within1minofapplyingthetape,removethetapebyholdingthefreeendandpullingito

32、ffsteadilyin0,5sto1s atananglethatisascloseaspossibleto60tothepanel.Assessthedegreeofadhesionafterremovalofthe adhesivetape. Retainthetapeforreferencepurposes,forexamplebyattachingittoasheetoftransparentfilm. 8.6 Assessmentofcracking (optional) Assessthedegreeofcrackingonthedomeofdeformationwiththe

33、10magnifyingglass(5.5). Ifcrackingisobserved,theindentationdepthshallbereducedandthetestrepeateduntilnocrackingisobserved. 9 Expressionofresults 9.1 Forcoatingsgreaterthanorequalto60mthickness Expresstheresultsasthepercentageofthedistancebetweenthetopandthebaseofthedomeforpeeling. 9.2 Forcoatingsles

34、sthan60mthickness Expresstheresultsasthepercentageofcrosshatchedsquaresremovedaftertaping. 9.3Cracking Expresstheresultsinmmatwhichnocrackingisobserved. 10Precision NOTE Noprecisiondataarecurrentlyavailable. 11 Testreport Thetestreportshallcontainatleastthefollowinginformation: a) alldetailsnecessar

35、ytoidentifytheproducttested; b) areferencetothisPartofEN13523(EN135236); c)the indentation depth; d) forcoatingsgreaterthanorequalto60mthicknesswhetherornotageinghasbeencarriedoutandwhether theageinghasbeencarriedoutbeforeorafterdeformation; e) theresultsofthetest,asindicatedinclause9; f) anydeviati

36、onfromthetestmethodspecified; g) thedateofthetest.EN135236:2002(E) 6 Dimensionsinmillimetres Figure1Cuttingofcoatings 60mthickness (2cutsineachdirection,5mmapart) Figure2Cuttingofcoatings60mthickness (minimumof6cutsineachdirection,1mmapart)EN135236:2002(E) 7 Bibliography EN1396:1996,Aluminiumandalum

37、iniumalloysCoilcoatedsheetandstripforgeneralapplications Specifications. EN101691:1996,Continuouslyorganiccoated(coilcoated)steelflatproductsPart1:Generalinformation (definitions,materials,tolerances,testmethods). ENV101692:2001, Continuouslyorganiccoated(coilcoated)steelflatproductsPart2:Productsfo

38、rbuilding exteriorapplications. prEN101693:2001, Continuouslyorganiccoated(coilcoated)steelflatproductsPart3:Productsforbuilding interiorapplications. ENISO2409:1994, PaintsandvarnishesCrosscuttest(ISO2409:1992).BS EN 13523-6:2002 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Instit

39、ution BSI is the independent national body responsible for preparing British Standards. It presents the UK view on standards in Europe and at the international level. It is incorporated by Royal Charter. Revisions British Standards are updated by amendment or revision. Users of British Standards sho

40、uld make sure that they possess the latest amendments or editions. It is the constant aim of BSI to improve the quality of our products and services. We would be grateful if anyone finding an inaccuracy or ambiguity while using this British Standard would inform the Secretary of the technical commit

41、tee responsible, the identity of which can be found on the inside front cover. Tel: +44 (0)20 8996 9000. Fax: +44 (0)20 8996 7400. BSI offers members an individual updating service called PLUS which ensures that subscribers automatically receive the latest editions of standards. Buying standards Ord

42、ers for all BSI, international and foreign standards publications should be addressed to Customer Services. Tel: +44 (0)20 8996 9001. Fax: +44 (0)20 8996 7001. Email: ordersbsi-. Standards are also available from the BSI website at http:/www.bsi-. In response to orders for international standards, i

43、t is BSI policy to supply the BSI implementation of those that have been published as British Standards, unless otherwise requested. Information on standards BSI provides a wide range of information on national, European and international standards through its Library and its Technical Help to Exporters Service. Various BSI electronic information services are also available which give details on all its products and services. Contact the Information Centre. Tel: +44 (0)20 8996 7111. Fax: +44 (0)20 8996 7048. Email: infobsi-global

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