BS EN 13584-2003 Products and systems for the protection and repair of concrete structures - Test methods - Determination of creep in compression for repair products《混凝土结构的保护和维修用产品.pdf

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1、Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 08 November 2004, Uncontrolled Copy, (c) BSIBRITISH STANDARD BS EN 13584:2003 Products and systems for the protection and repair of concrete structures Test methods Determination of creep in compression for repair products The

2、 European Standard EN 13584:2003 has the status of a British Standard ICS 91.080.40 Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 08 November 2004, Uncontrolled Copy, (c) BSIBS EN 13584:2003 This British Standard was published under the authority of the Standards Policy a

3、nd Strategy Committee on 16 August 2004 BSI 16 August 2004 ISBN 0 580 44279 9 National foreword This British Standard is the official English language version of EN 13584:2003. The UK participation in its preparation was entrusted by Technical Committee B/517, Concrete, to Subcommittee B/517/8, Prot

4、ection and repair of concrete structures, 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

5、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 publication does not purport to include all the necessary provisions of a contract. User

6、s 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 international/European committee any enquiries on the interpretation, or proposals for change,

7、 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 page, pages 2 to 12, an inside back cover and a back cover. The BSI copyright notice

8、 displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date Comments Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 08 November 2004, Uncontrolled Copy, (c) BSIEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN1

9、3584 August2003 ICS91.080.40 Englishversion Productsandsystemsfortheprotectionandrepairofconcrete structuresTestmethodsDeterminationofcreepin compressionforrepairproducts Produitsetsystmespourlaprotectionetlarparationdes structuresenbtonMthodesdessaiDterminationdu fluageencompressiondesproduitsderpa

10、ration ProdukteundSystemefrdenSchutzunddie InstandsetzungvonBetontragwerkenPrfverfahren BestimmungdesKriechensvonBetonersatzsystemenim Druckversuch ThisEuropeanStandardwasapprovedbyCENon12June2003. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthi

11、sEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherla

12、nguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Ireland,Italy,Luxembourg

13、,Malta,Netherlands,Norway,Portugal,Slovakia,Spain,Sweden,SwitzerlandandUn ited Kingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2003CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwidefo

14、rCENnationalMembers. Ref.No.EN13584:2003E Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 08 November 2004, Uncontrolled Copy, (c) BSI:48531NE3002(E) 2 Contents Foreword3 1 Scope 4 2 Normativereferences 4 3 Termsanddefinitions. .4 4 Principle5 5 Apparatus .5 6 Preparation .

15、6 6.1 General6 6.2 Castingoftestspecimens . .6 6.3 Conditioning.6 6.4 Measurement6 7 Procedure .6 7.1 Preparationfortesting . .6 7.2 Preloadingcycle . 7 7.3 Creeploadingcycle . 7 7.4 Creeprecovery .7 7.5 Compressivestrengthtesting 7 7.6 Shrinkagecontrolspecimen .7 8 Calculation7 9 Testreport . .8 An

16、nexA (normative) Summaryoftemperaturesandhumiditiesforthecuring,conditioningand testingofrepairproductsand systems 11 Bibliography 12 Page2 EN13584:2003Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 08 November 2004, Uncontrolled Copy, (c) BSI:48531NE3002(E) 3 Foreword Thi

17、sdocument(EN13584:2003)hasbeenpreparedbyTechnicalCommitteeCEN/TC104,“Concreteandrelated products“,theSecretariatofwhichisheldbyDIN. Ithasbeenpreparedbysubcommittee8“Productsandsystemsfortheprotectionandrepairofconcrete structures”(SecretariatAFNOR). ThisEuropeanStandardshallbegiventhestatusofanation

18、alstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyFebruary2004,andconflictingnationalstandardsshallbewithdrawnatthelatest byFebruary2004. ThisEuropeanStandardisoneofaseriesdealingwithproductsandsystemsfortheprotectionandrepairof concretestructures.Itdescribesatestmethoduse

19、dtoevaluatethecreepincompressionofrepairgrouts,mortars andconcretes. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Hungary,Iceland,Irel

20、and,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal, Slovakia,Spain,Sweden,SwitzerlandandtheUnitedKingdom. Page3 EN13584:2003Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 08 November 2004, Uncontrolled Copy, (c) BSI:48531NE3002(E) 4 1Scope ThisEuropeanStandardspecifies

21、amethodformeasuringcreepundercompressiveloadinproductsandsystems fortherepairofconcretestructures,asdefinedinprEN15043.The methodissuitableforrepairmortarsand concreteswithpolymerbinders(PC)andrepairgrouts,mortarsandconcreteswithhydraulicbinders(CC)and polymercementbinders(PCC). 2 Normativereference

22、s ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetextandthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardon

23、lywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includingamendments). EN1961, MethodsoftestingcementPart1:Determinationofstrength. EN15041, ProductsandsystemsfortheprotectionandrepairofconcretestructuresDefinitions,requirements, qual

24、itycontrolandevaluationofconformityPart1:Definitions. prEN15043, ProductsandsystemsfortheprotectionandrepairofconcretestructuresDefinition,requirements, qualitycontrol,evaluationofconformityPart3:Structuralandnonstructuralrepair . EN12190, Productsandsystemsfortheprotectionandrepairofconcretestructu

25、resTestMethods Determinationofcompressivestrengthofrepairmortar. EN123901, TestingofhardenedconcretePart1:Shape,dimensionsandotherrequirementsforspecimensand moulds. EN123903, TestingofhardenedconcretePart3:Compressivestrengthoftestspecimens. 3 Termsanddefinitions ForthepurposesofthisEuropeanStandar

26、d,thetermsanddefinitionscontainedinEN15041andprEN15043 apply,supplementedbythefollowing. 3.1 creepload (P 1 ) 25%ofthecompressivestrengthoftherepairproductorsystemundertest,measuredinaccordancewith EN12190 3.2 compressivestress theforceperunitareaoftheoriginalcrosssectionofatestspecimenundertheappli

27、cationofacompressiveload 3.3 compressivestrain thedeformationproducedbyacompressivestressexpressedasthechangeperunitoftheoriginaldimensionof thetestspecimen 3.4 elasticcompressivestrain thecompressivestrainmeasuredimmediatelyfollowingtheapplicationofaloaduptotheelasticlimit(see Figure1) 3.5 shrinkag

28、estrain thestrainduetoshrinkagemeasuredatthecontrolspecimen Page4 EN13584:2003Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 08 November 2004, Uncontrolled Copy, (c) BSI:48531NE3002(E) 5 3.6 creepstrain thetimedependentamountofcompressivestrainabovetheelasticcompressivestr

29、ainmeasuredunderthe applicationofaconstantload(seeFigure1) 3.7 creepcoefficient theratioofcreepstraintoelasticcompressivestrain 3.8 elasticrecoverystrain theamountofcompressivestrainlostbyatestspecimenmeasuredimmediatelyfollowingunloadingtozerostress (seeFigure1) 3.9 creeprecoverystrain thetimedepen

30、dentamountofcompressivestrainlostbyatestspecimenfollowingunloadingtozerostressafter theelasticrecovery(seeFigure1) 3.10 creeprecoverycoefficient theratioofcreeprecoverystraintoelasticrecoverystrain 4Principle Inthetestforcreepincompression,aprismof4:1aspectratioissubjectedtoaconstantcompressiveloada

31、ndthe changeincompressivestrainwithtimeismeasuredduringthecreepphase.Afterunloadingthechangeofstrain withtimeismeasuredduringthecreeprecoveryphase.Theeffectofsuperimposedshrinkageistakeninto considerationinthecalculationofcreepstrain,elasticcompressivestrainetc. 5Apparatus 5.1 Compressivecreeprig: c

32、omprisingasupportframeandflatjackarrangementcapableofmaintainingthe creepload(see 3.1)alongthelongitudinalaxisofthecompressivecreeptestspecimens(see 5.5)foratleast 26weeksandbecapableofapplyingaloadatarateofbetween200N/sand1000N/s.Theverticalpillars connectingtheplatensoftherig(see5.2)shallhaveastif

33、fness(axialload/axialdeflection)ofnotlessthan 250kN/mm.Theyincorporateameansofadjustmenttoprovideaparallelismtolerancebetweentheupperand lowerplatenof0,06mm. NOTE Asuitablehydrauliccompressivecreeprigcapableoftestingtwotestspecimenssimultaneouslyisillustratedin Figure2 .Theincorporationofagas/oilacc

34、umulatorinthehydraulicsystemservestoextendthetimebetweenoccasionswhen itwillbenecessarytopumpoilinordertomaintaintheconstantvaluesforthedurationofthetest.Thecompressiveloadan d hencethecompressivestressappliedtothetestspecimenscanthenbemonitoredbyaloadcellconformingtoISO376 insertedbetweentheupperte

35、stspecimensandtheupperplatenoftherig. 5.2 Loadplatens incontactwiththespecimens(see 5.5)shallhaveastiffness(axialload/centraldeflection)of notlessthan2500kN/mmtoavoidexcessivedeformationduringloadings.Theflatnesstolerancefortheareaof theplatenincontactwiththeloadcellshallconformtoEN123901 . 5.3 Spac

36、ingblocks usedbetweenthetestspecimenandtheflatjack(see 5.1)toreducethetestspaceandto compensateforanybowdevelopedinthefacesoftheflatjackwhenunderpressure.Thespacingblocksareeither circularorsquareinsection,toenablethetestspecimenstobecorrectlycentredandsupportthemoverthewhole areaoftheirends.Theprop

37、ertyofthematerial,thesurfaceflatnessandthesurfacetextureofthecontactfacesof allspacingblocksshallconformtoEN123901 . 5.4 Sphericalseating isincorporatedbetweentheloadcell(see 5.1)andthetopendpieceofthecompressive creeptestspecimen(see 5.5)topreventeccentricloading. 5.5 Moulds shallbeofmetalandsuitab

38、leforthecastingofthecompressivecreeptestspecimensintheformof prisms40mmx40mmx160mmwithinthetolerancesfordimensionsandshapeofEN123901. Page5 EN13584:2003Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 08 November 2004, Uncontrolled Copy, (c) BSI:48531NE3002(E) 6 5.6 Strainga

39、uges, withagaugelengthof100mmandamaximumsensitivityof20 m m/m.Thestraingauges shallbeconnectedtoequipmentcapableofprovidingreadingsofthestrainatanytime.Theyshallbecalibratedby amethodtraceabletoanationalorinternationalstandardoflengthmeasurement.Theerrorshallnotexceed2% oftheactualstrain. 5.7 Standa

40、rdlaboratoryclimate ,inaccordancewithannexA. 5.8 Mixer ofthestandardtypespecifiedforproducingcementmortarsinEN1961or forcedactionpanmixer formixingtheconstituentsoftherepairmortarorconcrete. 6Preparation 6.1General Thefollowingprocedureshallbeusedtoprepareaminimumofthreespecimensforthetest,conformin

41、gto EN123901. 6.2 Castingoftestspecimens Thecomponentsoftheproductundertestshallbemaintainedatthestandardlaboratoryclimate(see 5.7)forat least24hoursbeforemixing.Therepairproductorsystemshallbemixedinaccordancewiththemanufacturers recommendationsandthencompactedinthemouldstoformthecompressivecreepte

42、stspecimens.The specimensshallthenbecuredinaccordancewithannexAuntilreadyfortesting. NOTE Forpreference,asupplierscompletepackofpreweightedcomponentsshouldbeused,butwherethisisnot practicabletheproportioningofthecomponentsshouldbestrictlyinaccordancewiththemanufacturersrecommended procedure. 6.3Cond

43、itioning Oncompletionofcuring,thespecimensshallbeconditionedforatleast24hoursinthestandardlaboratoryclimate (see 5.7).Forthetotalperiodoftest,thetestspecimensandallpartsofthetestequipmentinclosecontactwith them,ifnottheentiretestequipment(see 5.1to 5.4),shallbemaintainedunderthestandardlaboratorycon

44、ditions (see 5.7). 6.4Measurement Measuretheheight,widthandlengthofeachspecimenatthemidpointofeachsidetoanaccuracyof0,1mm andcalculateitscrosssectionalareafromtheheightandwidth 7Procedure Thefollowingprocedureshallbeusedformeasuringthecompressivecreepofeachspecimen. 7.1 Preparationfortesting Fittwostraingauges(see 5.6)