1、BRITISH STANDARD BS EN 13687-3:2002 Products and systems for the protection and repair of concrete structures Test methods Determination of thermal compatibility Part 3: Thermal cycling without de-icing salt imact The European Standard EN 13687-3:2002 has the status of a British Standard ICS 91.080.
2、40 BS EN 13687-3:2002 This 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 0 580 404
3、24 2 National foreword This British Standard is the official English language version of EN 13687-3:2002. 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
4、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 in the BSI Catalogue under the section entitled “Internati
5、onal 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 for its correct application. Compliance with a Britis
6、h 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 interests informed; monitor related international and
7、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 9 and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued since
8、 publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN136873 February2002 ICS91.080.40 Englishversion Productsandsystemsfortheprotectionandrepairofconcrete structuresTestmethodsDeterminationofthermal compatibilityPart3:Thermalcyclingwithoutdeicingsalt impact Produitsets
9、ystmespourlaprotectionetlarparationdes structuresenbtonMthodesdessaiDterminationde lacompatibilitthermiquePartie3:Cyclesthermiques sansimmersiondansdesselsdglaants ProdukteundSystemefrdenSchutzunddie InstandsetzungvonBetontragwerkenPrfverfahren BestimmungderTemperaturwechselvertrglichkeitTeil3: Temp
10、eraturwechselbeanspruchungohneTausalzangriff ThisEuropeanStandardwasapprovedbyCENon23December2001. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographical
11、referencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManage
12、mentCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZ
13、ATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2002CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN136873:2002EEN136873:2002(E) 2 Contents page Foreword3 1 Scope 4 2 Normativereferences 4
14、 3 Termsanddefinitions. .4 4 Principle4 5 Apparatus .4 6 Preparationoftestspecimens. .5 7 Procedure .5 8 Evaluationofresults. .7 9 Testreport . .8 AnnexA (normative) Summaryoftemperaturesandhumiditiesforthecuring,conditioningand testingofrepairproductsandsystems . .9EN136873:2002(E) 3 Foreword Thisd
15、ocumentEN136873:2002hasbeenpreparedbyTechnicalCommitteeCEN/TC104“Concreteandrelated products“,thesecretariatofwhichisheldbyDIN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyAugust2002,andconflictingnationalstandardssha
16、llbewithdrawnatthelatestby December2002. Ithasbeenpreparedbysubcommittee8“Productsandsystemsfortheprotectionandrepairofconcrete structures“,thesecretariatofwhichisheldbyAFNOR. ThisPartofthisEuropeanStandarddescribesamethodoftestfordeterminingthethermalcompatibilityofsurface protectionsystemswhenappl
17、iedtoastandardconcrete,bythermalcyclingbetween60Cand15C,including immersioninwaterbutwithoutimmersionindeicingsaltsolution.Itisoneofaseriesofinterrelatedpartsdealing withthethermalcompatibilityofrepairproductsandsystems.Theotherpartsofthisstandardare: EN136871,Productsandsystemsfortheprotectionandre
18、pairofconcretestructuresTestmethods DeterminationofthermalcompatibilityPart1:Freezethawcyclingwithdeicingsaltimmersion . EN136872,ProductsandsystemsfortheprotectionandrepairofconcretestructuresTestmethods DeterminationofthermalcompatibilityPart2:Thundershowercycling(thermalshock). EN136874,Productsa
19、ndsystemsfortheprotectionandrepairofconcretestructuresTestmethods DeterminationofthermalcompatibilityPart4:Drythermalcycling. EN136875,ProductsandsystemsfortheprotectionandrepairofconcretestructuresTestmethods DeterminationofthermalcompatibilityPart5:Resistancetotemperatureshock. AnnexAisnormative.
20、AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain, Sweden,Switzerl
21、andandtheUnitedKingdom.EN136873:2002(E) 4 1Scope Thisstandardisthethirdinaseriesoffivepartstoassessthethermalcompatibilityofrepairproductsandsystems, comprisinggrouts,mortarsandconcretesandsurfaceprotectionsystems,usedfortherepairandprotectionof concretestructures.ThemethodspecifiedinthisPartmeasure
22、stheeffectofthermalcycling,includingwettingand dryingbutwithoutdeicingsaltimmersion,uponsurfaceprotectionandinjectionsystemsusedaspartofarepair productorsystem. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromotherpublications.These normativereferencesar
23、ecitedattheappropriateplacesinthetext,andthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(inc
24、ludingamendments). EN1961, MethodsoftestingcementPart1:Determinationofstrength. EN15041, ProductsandsystemsfortheprotectionandrepairofconcretestructuresDefinitions,requirements, qualitycontrolandevaluationofconformityPart1:Definitions. prEN15042, Productsandsystemsfortheprotectionandrepairofconcrete
25、structuresDefinitions,requirements, qualitycontrolandevaluationofconformityPart2:Surfaceprotectionsystems. EN1542, ProductsandsystemsfortheprotectionandrepairofconcretestructuresTestmethodsMeasurement ofbondstrengthbypulloff. EN1766, ProductsandsystemsfortheprotectionandrepairofconcretestructuresTes
26、tmethodsReference concretesfortesting. 3 Termsanddefinitions ForthepurposesofthisEuropeanStandard,thetermsanddefinitionsgiveninEN15041apply. 4Principle ThesurfaceprotectionsystemisappliedtoareferenceconcretetestspecimenpreparedaccordingtoEN1766. Aftercuringofthesurfaceprotectionsystem,thetestspecime
27、nissubjectedtofreezethawcyclingwithwater immersionbetween(602)Cand(152)C,butexcludingimmersioninsaturateddeicingsaltsolution. Followingthetemperaturecycling,visibledefectsarerecordedandtheadhesionofthesurfaceprotectionsystem totheconcretesubstrateisdeterminedbypullofftest(accordingtoEN1542).Thermalc
28、yclingiscarriedouteither continuouslyinaprogrammableclimaticchamberormanuallyusingacooler,awaterbathandanoven. 5Apparatus 5.1 Laboratory, maintainedatthestandardlaboratoryclimateof(212) Cand(6010)%RH(seeannexA). 5.2 Mixer, formixingtheconstituentsofthemortar.Unlessstatedotherwisebythemanufacturer,us
29、eaforced actionpanmixer. 5.3 Concretetestspecimens, ofdimensionsof300mmx300mmx100mmtoEN1766andtypeasspecified inprEN15042. 5.4 Coredrillingmachine withadiamondtool,internaldiameter50mmasspecifiedinEN1542.EN136873:2002(E) 5 5.5 Pulloffequipment, formeasuringthepulloffstrengthaccordingtoEN1542. 5.6 Cl
30、imaticcabinets, comprisingadryaircoolerat(152)C,awaterbathat(212)Candanovenat (602)C.Thisequipmentisusedasthereferencemethod. 5.7 Programmableclimaticcabinet,comprisinganenclosed,insulatedcabinetwithheating,coolingand floodingequipmentcapableofmaintainingtemperaturesofbetween(602)Cand(152)C.Adequate
31、airand watermotionforahomogenoustemperaturedistributioninthecabinetshallbeensured.Insideshallbea temperaturesensortomeasureandrecordthetemperaturenearthesamples.Theprogrammableclimaticcabinet shallhaveacontrollerfortheheating,cooling,floodingandemptyingcycles. 5.8Thermosetting resin forsealingthesid
32、esoftheconcretetestspecimenstopreventpenetrationofwater intotheconcrete. 6 Preparationoftestspecimens Threeconcretetestspecimens(see5.3)arerequiredforeachtest,withoneservingasareferencespecimen.Prior toapplicationofthesurfaceprotectionsystem,allmaterialsshallbestoredinthestandardlaboratoryclimate(se
33、e 5.1)foratleast24h.Thesurfaceprotectionsystemshallbeappliedtotheconcretetestspecimensinaccordance withmanufacturersinstructionsatthestandardlaboratoryclimate(see5.1)orsuchalternativeenvironmentsas maybespecifiedfortheintendeduse. Afterapplicationofthesurfaceprotectionsystem,thesamplesshallbecuredin
34、accordancewiththerequirements ofannexA. Beforestartingthetest,allsurfacesofthespecimensexceptthe300mmx300mmtestfaceshallbecoatedwith thermosettingresin(see5.8)topreventpenetrationofliquidintothesideandrearoftheconcretetestspecimen duringthetest,allowingfullcureoftheresininaccordancewiththerequiremen
35、tsforPCgiveninannexA. 7Procedure Aftercompletingthepreparation,thermalcyclingshallthenbecarriedoutbyoneofthefollowingmethods: a) manualcyclingusingthecooler,waterbathandoven(see5.6),whichisthereferencemethod; b) inaprogrammableclimaticcabinet(see5.7). Twoofthepreparedconcretetestspecimensareusedfort
36、hethermalcycling,withthethirdspecimenkeptinthe standardlaboratoryclimate(see5.1)forthedurationofthetestasacontrol. 7.1 Thermalcyclingreferencemethod Thermalcyclingtakesplacebymanualtransferofthetestspecimensbetweentheclimaticcabinets(see5.6).In eachoftheclimaticcabinetstheslabsarepositionedupright,w
37、ithadistanceofatleast100mmbetweentheslabs andofatleast50mmfromtheslabstothewalls. Thetestspecimensshallbesubjectedtothefollowingtestcycle,withonecyclelastingfor24h: 2hwaterstorageat(212)C; 4hstorageinairat(152)C; 2hwaterstorageat(212)C; 16hstorageinairat(602)C. Duringaninterruptionofthecyclestorage,
38、suchasweekends,thetestspecimensshallbestoredinthestandard laboratoryclimate(see4.1).EN136873:2002(E) 6 Aftereverytencycles,thepositionsofthetestspecimensinthestoragetanksshouldbechangedonarotation basis,tocompensateforanyslightdifferencesintemperaturethatmightoccur. Thecomplete24hcycleshallberepeate
39、dforthenumberofcyclesspecifiedinprEN15042. 7.2 ThermalcyclingProgrammableclimaticcabinet Automationofthereferenceprocedure(see7.1)canbeachievedbyuseofaprogrammableclimaticcabinet (see5.7),followingthetemperatureprofileshowninFigure1. Thecoatedconcretetestspecimensarepositionedupright,withadistanceof
40、aleast100mmmaintainedbetween theslabsandofatleast50mmfromtheslabstothecabinetwalls. Onecyclelastsfor24handcomprisesthefollowingstages: 2hwaterstorageat(212)C(includingfinalemptyingwithinamaximumof15min); 3hcoolingwithairat(152)C(themaximumpermissibledeviationfromthelineartemperaturecurve between21Ca
41、nd15Cshallbe3C); 4hstorageat(152)C; 15minheatingwithwaterat(212)C(floodingwithinamaximumof15min); 1h15minwaterstorageat(212)C(includingfinalemptyingwithinamaximumof15min); 1h30minheatingwithairat(602)C(permissibledeviationfromlineartemperaturecurvebetween21C and60Cshallbe3C); 10hairstorageat(602)C;
42、15mincoolingwithwaterat(212)C(floodingwithinamaximumof15min); 1h45minwaterstorageat(212)C.EN136873:2002(E) 7 1 2 34 5 6 Key 1 Computercontrolled24hcycle 2T i m e ( h ) 3 Floodingcycle 4F u l l 5E m p t y 6 Temperature(degC) Figure1Thermalcyclingbetween(152)Cand(602)C Aftereverytencycles,thepositionsofthetestspecimensinthecabinetshouldbechangedonarotationbasis,to compensateforanyslightdifferencesintemperaturethatmightoccur. Thecomplete24hcycleshallberepeatedforthedurationspecifiedinprEN15042. 8 Evaluationofresults Everyten
