BS EN 13687-4-2002 Products and systems for the protection and repair of concrete structures - Test methods - Determination of thermal compatibility - Dry thermal cycling《混凝土结构的防护和.pdf

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1、BRITISH STANDARD BS EN 13687-4:2002 Products and systems for the protection and repair of concrete structures Test methods Determination of thermal compatibility Part 4: Dry thermal cycling The European Standard EN 13687-4:2002 has the status of a British Standard ICS 91.080.40 BS EN 13687-4:2002 Th

2、is British Standard, having been prepared under the direction of the Building and Civil Engineering Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committee on 19 September 2002 BSI 19 September 2002 ISBN 0 580 40422 6 National foreword T

3、his British Standard is the official English language version of EN 13687-4:2002. The UK participation in its preparation was entrusted by Technical Committee B/517, Concrete, to Subcommittee B/517/8, Protection and repair of concrete structures, which has the responsibility to: A list of organizati

4、ons 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 in the BSI Catalogue under the section entitled “International Standards Correspon

5、dence 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 for its correct application. Compliance with a British Standard does not of i

6、tself 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 interests informed; monitor related international and European developments an

7、d 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 8, an inside back cover and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued since p

8、ublication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN136874 February2002 ICS91.080.40 Englishversion Productsandsystemsfortheprotectionandrepairofconcrete structuresTestmethodsDeterminationofthermal compatibilityPart4:Drythermalcycling Produitsetsystmespourlaprotectionet

9、larparationdes structuresenbtonMthodesdessaiDterminationde lacompatibilitthermiquePartie4:Cyclesthermiques sec ProdukteundSystemefrdenSchutzunddie InstandsetzungvonBetontragwerkenPrfverfahren BestimmungderTemperaturwechselvertrglichkeitTeil4: TrockeneTemperaturwechselbeanspruchung ThisEuropeanStanda

10、rdwasapprovedbyCENon23December2001. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonappli

11、cationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersar

12、ethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG M

13、anagementCentre:ruedeStassart,36B1050Brussels 2002CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN136874:2002EEN136874:2002(E) 2 Contents page Foreword3 1 Scope 4 2 Normativereferences 4 3 Termsanddefinitions. .4 4 Testprinciple 4 5 Apparatus .4 6 P

14、reparationoftestspecimens. .5 7 Procedure .5 8 Evaluationofresults. .6 9 Testreport . .7 AnnexA (normative) Summaryoftemperaturesandhumiditiesforthecuring,conditioningand testingofrepairproductsandsystems . .8EN136874:2002(E) 3 Foreword ThisdocumentEN136874hasbeenpreparedbyTechnicalCommitteeCEN/TC10

15、4“Concreteandrelated products“,thesecretariatofwhichisheldbyDIN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyAugust2002,andconflictingnationalstandardsshallbewithdrawnatthelatestby December2002. Ithasbeenpreparedbysub

16、committee8“Productsandsystemsfortheprotectionandrepairofconcrete structures“thesecretariatofwhichisheldbyAFNOR. ThisPartofthisEuropeanStandarddescribesamethodoftestfordeterminingthethermalcompatibilityofgrouts, mortarsandconcretesorsurfaceprotectionsystemsappliedtoastandardconcrete,bydrythermalcycli

17、ng between55Cand25Cwithoutcontactwithdeicingsaltorwater.Itisoneofaseriesofinterrelatedparts dealingwiththethermalcompatibilityofrepairproductsandsystems.Theotherpartsinthisstandardare: EN136871,ProductsandsystemsfortheprotectionandrepairofconcretestructuresTestmethods Determinationofthermalcompatibi

18、lityPart1:Freezethawcyclingwithdeicingsaltimmersion . EN136872,ProductsandsystemsfortheprotectionandrepairofconcretestructuresTestmethods DeterminationofthermalcompatibilityPart2:Thundershowercycling(thermalshock). EN136873,ProductsandsystemsfortheprotectionandrepairofconcretestructuresTestmethods D

19、eterminationofthermalcompatibilityPart3:Thermalcyclingwithoutdeicingsaltimpact. EN136875,ProductsandsystemsfortheprotectionandrepairofconcretestructuresTestmethods DeterminationofthermalcompatibilityPart5:Resistancetotemperatureshock. AnnexAisnormative. AccordingtotheCEN/CENELECInternalRegulations,t

20、henationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain, Sweden,SwitzerlandandtheUnitedKingdom.EN136874:2002(E) 4 1Sco

21、pe Thisstandardisthefourthinaseriesoffivepartstoassessthethermalcompatibilityofrepairproductsand systems,comprisinggrouts,mortarsandconcretesandsurfaceprotectionsystems,usedfortherepairand protectionofconcretestructures.ThemethodspecifiedinthisPartmeasurestheeffectofdrythermalcycling withoutexposure

22、todeicingsalt,upontherepairproductorsystem.Themethodissuitableforrepairproductsand systemsbasedonCC,PCCandPCbindersandforsurfaceprotectionsystems. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheapp

23、ropriateplacesinthetext,andthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includingamndment

24、s). EN1961, MethodsoftestingcementPart1:Determinationofstrength. EN15041, ProductsandsystemsfortheprotectionandrepairofconcretestructuresDefinitions,requirements, qualitycontrolandevaluationofconformityPart1:Definitions. prEN15042, ProductsandsystemsfortheprotectionandrepairofconcretestructuresDefin

25、itions,requirements, qualitycontrolandevaluationofconformityPart2:Surfaceprotectionsystems. prEN15043, ProductsandsystemsfortheprotectionandrepairofconcretestructuresDefinitions,requirements, qualitycontrolandevaluationofconformityPart3:Structuralandnonstructuralrepair. EN1542, Productsandsystemsfor

26、theprotectionandrepairofconcretestructuresTestmethodsMeasurement ofbondstrengthbypulloff. EN1766, ProductsandsystemsfortheprotectionandrepairofconcretestructuresTestmethodsReference concretesfortesting. 3 Termsanddefinitions ForthepurposesofthisEuropeanStandard,thetermsanddefinitionsgiveninEN15041ap

27、ply. 4 Testprinciple Alayeroftherepairgrout,mortarandconcretesand/orthesurfaceprotectionsystemisappliedtoareference concretetestspecimenpreparedaccordingtoEN1766.Aftercuring,thetestspecimenissubjectedtofreezethaw cyclinginairattemperaturesofbetween55Cand25C.Followingthetemperaturecycling,visibledefe

28、cts (cracking,peeling,chalkingetc)arerecordedandtheadhesionoftherepairproductorsystemtotheconcrete substrateisdeterminedbypullofftest(accordingtoEN1542). 5Apparatus 5.1 Laboratory, maintainedatthestandardlaboratoryclimateof(212)Cand(6010)%RH(seeannexA). 5.2 Mixer, formixingtheconstituentsofthemortar

29、.Unlessstatedotherwisebythemanufacturer,useaforced actionpanmixer. 5.3 Concretetestspecimens, ofdimensionsof300mmx300mmx100mmtoEN1766andtypeasspecified inprEN15042orprEN15043.EN136874:2002(E) 5 5.4 Coredrillingmachine withadiamondtool,internaldiameter50mmasspecifiedinEN1542. 5.5 Pulloffequipment, fo

30、rmeasuringthepulloffstrengthaccordingtoEN1542. 5.6 Climaticcabinet, forthermalcyclingcomprisinganenclosedcabinetwithheatingandcoolingequipment, withanoperatingrangeof25Cto+55C,withtemperaturecontroladjustabletowithin2C. 6 Preparationoftestspecimens Threeconcretetestspecimens(see5.3)arerequiredforeac

31、htest,withoneservingasareferencespecimen.Prior toapplicationoftherepairproductorsystem,allmaterialsshallbestoredinthestandardlaboratoryclimate(see 5.1)foratleast24h.Therepairgrout,mortarorconcreteand/orthesurfaceprotectionsystemshallbeprepared andappliedtotheconcretetestspecimensinaccordancewithmanu

32、facturersinstructionsatthestandard laboratoryclimate(see5.1)orsuchalternativeenvironmentsasmaybespecifiedfortheintendeduse. Afterapplicationoftherepairproductorsystem,thesamplesshallbecuredinaccordancewiththerequirementsof annexA. 7Procedure Aftercompletingthepreparation,twoofthetestspecimensshallbe

33、positionedintheclimaticcabinet(see5.6)in anuprightpositionwithadistanceofatleast100mmbetweenthespecimensandatleast50mmfromthe specimenstothewalls.ThetestcycleshowninFigure1thenstarts,withonecyclelastingfor6handcomprising thefollowingstages: cooldownfrom(212)Cto(252)Catarateof3C/min(15min); 153minair

34、storageat T=(252)C; 27minheatinginairto T=(552)C(rate:3C/min); 153minairstorageat T=(552)C; 12mincoolinginairto T=(212)C(rate:3 C/min). Duringanyinterruptionofthecyclingthespecimensshallbestoredatstandardlaboratoryclimate(see5.1). ThesixhourcycleshallberepeatedforthenumberofcyclesspecifiedinprEN1504

35、2orprEN15043. Thereferencespecimenshallbestoredinthestandardlaboratoryclimate(see5.1).EN136874:2002(E) 6 1 2 Key 1 Temperature(degC) 2T i m e ( m i n ) Figure1Drythermalcycle 8 Evaluationofresults Everytencycles,thetestspecimensshallbevisuallyinspected: i) forscalingand/orcrackingifaPC,PCCorCCproduc

36、tistested; ii) forsurfacealterations(cracks,peeling,blistering,delamination,bubblingorothersurfacedefects)ifa surfaceprotectionsystemistested. Cracks0,05mmandanyobservedsurfacealterationsshallbereported.Thefinalvisualinspectionshallbe performedatleast16haftertheendofthecycling. Thepulloffstrengthoft

37、herepairproductorsystemappliedtothereferencespecimenandthetwotestspecimens shallbedeterminedaccordingtoEN1542afterconditioningatthestandardclimateconditionsfornotlessthan sevendaysaftercompletionofcycling.EN136874:2002(E) 7 9 Testreport Thetestreportshallincludethefollowinginformation: a) areference

38、tothisEuropeanStandard,includingthenumber,titleanddateofissue; b) nameandaddressofthetestlaboratory; c) identificationnumberanddateofthetestreport; d) nameandaddressofthemanufacturerorsupplieroftheproduct(s); e) nameandidentificationmarksorbatchnumber(s)oftheproduct(s); f) dateofsupplyoftheproduct(s

39、); g) dateofpreparationofthetestspecimens; h) conditionsofstorageofpreparedspecimenspriortotest; i) dateoftestanddetailsoftestequipmentusedincludingthemake,typeandcapacityandcalibrationdetailsor identificationnumberoftheapparatus; j) thetotalnumberofcyclescarriedout; k) theresults(singlevalues,meanv

40、aluesandstandarddeviations)ofthepullofftestincludingindividualformsof fracture,andanyobservedsurfacealterationsafterremovalfromthetestcabinet; l) thetypeanddimensionoftheconcretetestspecimensaccordingtoEN1766; m) adescriptionoftheproductorsystemundertestandwhetheritisasingleormultilayersystem; n) pr

41、ecisiondata; o) dateoftestreportandsignature.EN136874:2002(E) 8 Annex A (normative) Summaryoftemperaturesandhumiditiesforthecuring,conditioningand testingofrepairproductsandsystems A.1Curing A.1.1 CC(grouts,mortarsandconcretes) PrepareasEN1961,coverinfilmfor24h; demouldafter24h; cureunderwaterat(212

42、)Cfor27days. A.1.2 PCC(grouts,mortarsandconcretes) PrepareasEN196,coverinfilmfor24h; demouldafter24handwrapinfilmfor48h; unwrapandcurefor25daysinastandardlaboratoryclimateof(212)Cand(6010)%RH. A.1.3 PC(grouts,mortarsandconcretes)andsurfaceprotectionsystems Curefor7daysat(212)Cand(6010)%RH. A.2 Conditioningandtesting Forspecificapplications,thefollowingdefinitionsapply: A.2.1 Standardlaboratoryclimate(Dryconditioning) Takefromthecuring/storageenvironmentandconditionfor7daysinastandardlaboratoryclimateof (212)Cand(6010)%RH. A.2.2Wet conditioning Immersefor7daysat(212)

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