BS EN 13880-7-2003 Hot applied joint sealants - Function testing of joint sealants《热用接缝密封胶 接缝密封胶功能检验》.pdf

1、BRITISH STANDARD BS EN 13880-7:2003 Hot applied joint sealants Part 7: Function testing of joint sealants The European Standard EN 13880-7:2003 has the status of a British Standard ICS 93.080.20 BS EN 13880-7:2003 This British Standard, was published under the authority of the Standards Policy and S

2、trategy Committee on 29 August 2003 BSI 29 August 2003 ISBN 0 580 42531 2 National foreword This British Standard is the official English language version of EN 13880-7:2003. The UK participation in its preparation was entrusted by Technical Committee B/510, Road materials, to Subcommittee B/510/3,

3、Materials for concrete roads, which has the responsibility to: A list of organizations represented on this subcommittee 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

4、 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 provisions of a contract. Users are respon

5、sible 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 th

6、e 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 10, an inside back cover and a back cover. The BSI copyright notice displayed i

7、n this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN138807 August2003 ICS93.080.20 Englishversion HotappliedjointsealantsPart7:Functiontestingofjoint sealants Produitsdescellementdejoi

8、ntsappliquschaudPartie 7:Testfonctionnelsurscellementdejoints HeiverarbeitbareFugenmassenTeil7: FunktionsprfungvonFugenmassen ThisEuropeanStandardwasapprovedbyCENon2May2003. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthest

9、atusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation

10、 undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norwa

11、y,Portugal,Slovakia,Spain,Sweden,SwitzerlandandUn ited Kingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2003CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref

12、.No.EN138807:2003EEN138807:2003(E) 2 Contents page Foreword3 1 Scope 3 2 Normativereferences 4 3 Termsanddefinitions. .4 4 Principle4 5 Apparatus .4 6 Preparationandconditioningoftestspecimens .5 7 Procedure .7 7.1 Conditioning.7 7.2 Proceedingafterconditioning. .8 7.3 Testprocedure .8 8 Calculation

13、andexpressionofresults. 9 8.1 Maximumtension. 9 8.2 Failures .10 9 Testreport . .10EN138807:2003(E) 3 Foreword ThisdocumentEN138807:2003hasbeenpreparedbyTechnicalCommitteeCEN/TC227“Roadmaterials”,the secretariatofwhichisheldbyDIN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherby

14、publicationofanidenticaltextor byendorsement,atthelatestby February2004 ,andconflictingnationalstandardsshallbewithdrawnatthelatest by March2005 . AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Bel

15、gium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal, Slovakia,Spain,Sweden,SwitzerlandandtheUnitedKingdom. ThisEuropeanStandardisoneofaseriesofstandardsaslistedbelow: EN138801, HotappliedjointsealantsPart1:Testmethodfor

16、thedeterminationofdensityat25C. EN138802, HotappliedjointsealantsPart2:Testmethodforthedeterminationofconepenetrationat25C. EN138803, HotappliedjointsealantsPart3:Testmethodforthedeterminationofpenetrationandrecovery (resilience). EN138804, HotappliedjointselantsPart4:Testmethodforthedeterminationof

17、heatresistanceChangein penetrationvalue. EN138805, HotappliedjointsealantsPart5:Testmethodforthedeterminationofflowresistance. prEN138806, HotappliedjointsealantsPart6:Testmethodforthepreparationofsamplesfortesting. EN138807, HotappliedjointsealantsPart7:Functiontestingofjointsealants. EN138808, Hot

18、appliedjointsealantsPart8:Testmethodforthedeterminationofthechangeinweightoffuel resistancejointsealantsafterfuelimmersion. EN138809, HotappliedjointsealantsPart9:Testmethodforthedeterminationofcompatibilitywithasphalt pavements. EN1388010, HotappliedjointsealantsPart10:Testmethodforthedetermination

19、ofadhesionandcohesion followingcontinuousextensionandcompression. EN1388011, HotappliedjointsealantsPart11:Testmethodforthepreparationofasphalttestblocksusedin thefunctiontestandforthedeterminationofcompatibilitywithasphaltpavements. EN1388012, HotappliedjointsealantsPart12:Testmethodforthemanufactu

20、reofconcretetestblocksfor bondtesting(recipemethods). EN1388013, HotappliedjointsealantsPart13:Testmethodforthedeterminationofthediscontinuous extension(adherencetest). 1Scope ThisEuropeanStandarddescribesafunctiontestforjointsealantsintendedforuseinconstructionjointsaswellas inspontaneouslyformedcr

21、acksinroadandairfieldpavements.EN138807:2003(E) 4 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetext,andthepublicationsarelistedhereafter.For datedreferences,subsequentamendm

22、entstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includingamendments). prEN138806, HotappliedjointsealantsPart6:Testmethodforthepreparationofsamplesfortesting. EN1

23、388011, HotappliedjointsealantsPart11:Testmethodforthepreparationofasphalttestblocksusedin thefunctiontestandfordeterminationofcompatibilitywithasphaltpavements. EN1388012, HotappliedjointsealantsPart12:Testmethodforthemanufactureofconcretetestblocksfor bondtesting(Recipemethods). prEN141881:2001, J

24、ointfillersandsealantPart1:Specificationsforhotappliedsealants. 3 Termsanddefinitions ForthepurposesofthisEuropeanStandard,thetermsanddefinitionsgiveninprEN 141881:2001andthe followingapply. 3.1 adhesionfailures surfaceareaofthetestblocksfromwhichthehotappliedjointsealanthascompletelyseparated 3.2 c

25、ohesionfailures cracksinthesuperficialareasonthefacesofthehotappliedjointsealant 4Principle Thismethodisintendedtoserveasanacceleratedtestfortheassessmentofdamagetohotappliedsealants resultingfromfluctuatingtemperatures,watersprayingandsimultaneousdynamicloads. 5Apparatus 5.1 Tensiletestrig, whichal

26、lowsthetestspecimenstobeinsertedintoholdingclamps,convenientlyand withoutdisturbingthetestspecimensbefore,duringorafterremoval.Thetestrigshallbecapableoftestinga numberoftestspecimenssimultaneouslyandshallnotbesignificantlyaffectedbythefailureofoneormoretest specimens. Thetestingrigshallhavethefollo

27、wingcharacteristics: bemotordriventhroughpositivedriveswithoutsliporsignificantbacklash,sothatcyclesofextensionand compressionarecarriedoutsteadilyandautomatically; becapableofmovingthetestspecimenssmoothlyandlinearly,sothattheiralignmentismaintainedatall timeswithoutsubjectingthemtotorsion,bending,

28、shock,orsignificantvibration; underthespecifiedconditionsinclause8; becapableofmeasuringandrecordingthechangesinforcewithanuncertaintyofmeasurementof2%after applicationofthemaximumtensileforcetoeachsystem.EN138807:2003(E) 5 NOTE Testingmayalsobecarriedoutatdifferingratiosoftemperature,deformationand

29、movementinaccordancewiththe sealantmanufacturersrecommendationsprovidedthatthecriteriaarewithinthecapabilitiesofthetestrigdescribedabove. 5.2 Climatechamber, capableofreducingorraisingthetemperatureofafullcomplementoftestspecimens tothespecifiedtemperaturethroughouttheperiodofexamination. Thechamber

30、shallbefittedwithatimecontrolleddevicetoallowthespecimentobesubjectedtowaterspraying for20%ofthetotalconditioningtimeattheappropriatetemperatureasprovidedforinclause7. 5.3 Temperatureindicator,consistingofanelectronicdevicecapableofmeasuringtemperaturesinthe rangeof30Cto70Ctoanaccuracyof 1C; 6 Prepa

31、rationandconditioningoftestspecimens 6.1 PreparethetestspecimensaccordingtoprEN138806. 6.2 ConcretetestblocksinaccordancewithEN 1388012andasphalttestblocksinaccordancewithEN13880 11shallbeused.Thedimensionsofthetestblocksare(75 1)mmlength,(25,0 0,5)mmwidthand(12,0 0,5) mmheight.Theconcretetestblocks

32、shallhaveamoisturecontentwithinthelimitsof(5,0 0,5)%. 6.3 Useasuitablemouldtoplacetwotestblocksexactlyoppositeeachotherforajointwidthof(12,0 0,5)mm. 6.4 Ifaprimerisused,applyittothesawntestfacesofthetestblocksinaccordancewiththemanufacturers instructions. 6.5 Placeatopmaskonthemouldsothatthejointcan

33、beoverfilledwhenthetestsampleinpouredintoit. 6.6 Anyadheringofthetestsampletothebordersofthejointshallbeavoided. 6.7 Allowthetestspecimenstocoolatlaboratorytemperaturefor2hafterwhichremovetheexcesstestsample usingaheatedknifesothatthetestspecimensareflushwiththesurfaceofthetestblocks. 6.8 Threetests

34、pecimensshallbepreparedforeachtest.ThetestspecimensshallbeasdescribedinFigures1 and2.EN138807:2003(E) 6 Alldimensionsinmillimetres Key 1 concretetestblocksaccordingtoEN1388012 2 hotappliedjointsealant Figure1Testspecimenofconcretetestblocks Key 1 asphaltconcreteblocksaccordingtoEN1388011 2 hotapplie

35、djointsealant Figure2TestspecimenofasphalttestblocksEN138807:2003(E) 7 7Procedure 7.1Conditioning ThetestspecimenscanbemountedonthetensiletestrigasshowninFigure3,forexample.Thetestspecimens shallthenbesubjectedtoaconditioningcycle(seeFigure3)asdescribedbelow: temperaturecycling: from(15 1)Cupto(20 1

36、)C; rateofdeformation: (0,010 0,002)mm/min; movement: compression (0,100,02)mm; elongation (0,400,02)mm; waterspraying: 20%oftotaltime(1minwaterspraying,4minpause). Key 1 stationarybeam 2 concretetestblocksaccordingtoEN1388012 3 sealant 4 moveablebeam 5g r i p s 6 loadcell Figure3Testspecimenmounted

37、inthetensiletestrigEN138807:2003(E) 8 Figure4Conditioningcycle Key 1 movement,inmillimetres(mm) 2 temperatureinCelcius(C) 3 timeinhours(h) Thisconditioningcycleshallberepeatedforaminimumof3days. 7.2 Proceedingafterconditioning Theconditioningcycleshallstopatzerodisplacement.Aftercompletionofconditio

38、ninglowerthetemperatureto 11 1Cwithoutmovingthetestspecimensandwithoutwaterspraying. 7.3 Testprocedure Thetestspecimensshallbesubjectedtothetestcycle(seeFigure5)asdescribedbelow: Temperaturecyclingrange:startingpoint(11 1)C; rateofdeformation:(0,0100,002)mm/min; movement:elongation60%(7,2mm),compres

39、sion20%(2,4mm); numberofcycles: 3cycles; waterspray:20%ofthetotaltimeatthetemperatureintervals5Cto20Cand20Cto5C(1minutewater sprayfollowedby4minutesdryperiod).EN138807:2003(E) 9 Figure5Onetestcycle Key 1 movement,inpercent(%); 2 temperature,inCelsius(C); 3 time,inhours(h). Theforceshallberecordeddur

40、ingtheentiretestprocedure. Themaximumforceofthethreetestcyclesshallberecorded. Aftercompletionofthetestcyclesraisethetemperaturetoroomtemperature(23 2C)andperformthefollowing visualinspections: thejointshallbeelongatedto19,2mmandinspectedtocheckforvisibledamageandfractures,suchas adhesionorcohesionf

41、ractures; compressthejointtotheoriginaldimensions; a3mmdeepnotchinonecornerofthejointshallbemadewithasharpknife; thejointshalloncemorebeelongatedto19,2mmandinspectedwithrespecttovisibledamageandfractures suchasadhesionorcohesionfailure. 8 Calculationandexpressionofresults 8.1 Maximumtension Calculat

42、ethemaximumtensionaccordingtothefollowingformula: A F (1) where isthemaximumtension,innewtonpersquaremillimetres(N/mm 2 );EN138807:2003(E) 10 F isthemaximumforce,innewton(N); A isthearea,insquaremillimeter(mm 2 ). Reportthemaximumtensionastheaverageofthethreetestspecimens,roundedtothenearest0,1N/mm

43、2 . 8.2Failures Reportadhesiveandcohesivefailures. 9 Testreport ThetestreportshallstatethatthetestwascarriedoutinaccordancewiththisEuropeanStandardandshallinclude thefollowinginformation: a) nameofsampleandrelatedprimersifused; b) sourceofsample,batchnumberanddateofmanufacturewhereappropriateorexpirydate; c) dateo