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本文(EN 13286-42-2003 en Unbound and hydraulically bound mixtures Part 42 Test method for the determination of the indirect tensile strength of hydraulically bound mixtures《松散的和液力粘合的混合料.pdf)为本站会员(feelhesitate105)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

EN 13286-42-2003 en Unbound and hydraulically bound mixtures Part 42 Test method for the determination of the indirect tensile strength of hydraulically bound mixtures《松散的和液力粘合的混合料.pdf

1、BRITISH STANDARD BS EN 13286-42:2003 Unbound and hydraulically bound mixtures Part 42: Test method for the determination of the indirect tensile strength of hydraulically bound mixtures The European Standard EN 13286-42:2003 has the status of a British Standard ICS 93.080.20 BS EN 13286-42:2003 This

2、 British Standard was published under the authority of the Standards Policy and Strategy Committee on 18 March 2003 BSI 18 March 2003 ISBN 0 580 41415 9 National foreword This British Standard is the official English language version of EN 13286-42:2003. The UK participation in its preparation was e

3、ntrusted by Technical Committee B/510, Road materials, to Subcommittee B/510/4, Cementitious bound materials, 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

4、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 publication does not

5、 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 international/European com

6、mittee 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 page, pages 2 to

7、 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 publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN1328642 March2003 ICS93.080.20 Englishversion Unboundan

8、dhydraulicallyboundmixturesPart42:Test methodforthedeterminationoftheindirecttensilestrengthof hydraulicallyboundmixtures Mlangestraitsetmlangesnontraitsauxliants hydrauliquePartie42:Mthodedessaipourla dterminationdelarsistancelatractionindirectedes mlangestraitsauxliantshydrauliques Ungebundeneundh

9、ydraulischgebundeneGemischeTeil 42:PrfverfahrenzurBestimmungderZugfestigkeit hydraulischgebundenenGemischenimindirekten Zugversuch ThisEuropeanStandardwasapprovedbyCENon29November2002. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an St

10、andardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebyt

11、ra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Nether

12、lands,Norway,Portugal,SlovakRepublic,Spain,Sweden,Switzerland and UnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2003CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnat

13、ionalMembers. Ref.No.EN1328642:2003EEN1328642:2003(E) 2 Contents page Foreword3 1 Scope 5 2 Normativereferences 5 3 Termsanddefinitions. .5 4 Principle5 5 Apparatus .6 6 Testspecimens 7 6.1 Manufactureoftestspecimen 7 6.2 Shapeanddimension. .7 7 Testprocedure .7 7.1 Preparationofthetestspecimenprior

14、totest 7 7.1.1 Dimensions.7 7.1.2 Mass 7 7.1.3 Parallelismtoleranceofthegeneratrix. .7 7.2 Specimenpositioning 7 7.3 Loading .7 7.4 Datarecording 7 8 Expressionofresult 7 9 Testreport . .8EN1328642:2003(E) 3 Foreword Thisdocument(EN1328642:2003)hasbeenpreparedbyTechnicalCommitteeCEN/TC227“Roadmateri

15、als“, thesecretariatofwhichisheldbyDIN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbySeptember2003,andconflictingnationalstandardsshallbewithdrawnatthe latestbyDecember2004. ThisEuropeanStandardisoneofaseriesofstandard

16、saslistedbelow. EN132861, UnboundandhydraulicallyboundmixturesPart1:Testmethodsforlaboratoryreferencedensity andwatercontentIntroduction,generalrequirementsandsampling . prEN132862, UnboundandhydraulicallyboundmixturesPart2:Testmethodsforlaboratoryreferencedensity andwatercontentProctorcompaction. E

17、N132863, UnboundandhydraulicallyboundmixturesPart3:Testmethodsforlaboratoryreferencedensity andwatercontentVibrocompressionwithcontrolledparameters. EN132864, UnboundandhydraulicallyboundmixturesPart4:Testmethodsforlaboratoryreferencedensity andwatercontentVibratinghammer. EN132865, Unboundandhydrau

18、licallyboundmixturesPart5:Testmethodsforlaboratoryreferencedensity andwatercontentVibratingtable. prEN132867, UnboundandhydraulicallyboundmixturesPart7:Cyclicloadtriaxialtestforunboundmixtures. EN1328640, UnboundandhydraulicallyboundmixturesPart40:Testmethodforthedeterminationofthe directtensilestre

19、ngthofhydraulicallyboundmixtures. EN1328641, UnboundandhydraulicallyboundmixturesPart41:Testmethodforthedeterminationofthe compressiveofstrengthofhydraulicallyboundmixtures. EN1328642, UnboundandhydraulicallyboundmixturesPart42:Testmethodforthedeterminationofthe indirecttensilestrengthofhydraulicall

20、yboundmixtures. EN1328643, UnboundandhydraulicallyboundmixturesPart43:Testmethodforthedeterminationofthe modulusofelasticityofhydraulicallyboundmixtures. prEN1328644, UnboundandhydraulicallyboundmixturesPart44:Testmethodforthedeterminationofthe alphacoefficientofvitrifiedblastfurnaceslag. prEN132864

21、5, UnboundandhydraulicallyboundmixturesPart45:Testmethodforthedeterminationofthe workabilityperiodofhydraulicallyboundmixtures. prEN1328646, UnboundandhydraulicallyboundmixturesPart46:Testmethodforthedeterminationofthe moistureconditionvalue. prEN1328647, Unboundandhydraulicallyboundmixtures Part 47

22、:Testmethodforthedeterminationof Californiabearingratio,immediatebearingindexandlinearswelling. prEN1328648, UnboundandhydraulicallyboundmixturesPart48:Testmethodforthedeterminationofthe degreeofpulverisation.EN1328642:2003(E) 4 prEN1328649, UnboundandhydraulicallyboundmixturesPart49:Testmethodforth

23、edeterminationofthe acceleratedswellingofsoiltreatedbylimeand/orhydraulicbinder. prEN1328650,Unboundandhydraulicallyboundmixtures Part50:Methodforthemanufactureoftest specimensofhydraulicallyboundmixturesusingProctorequipmentorvibratingtablecompaction. prEN1328651,Unboundandhydraulicallyboundmixture

24、s Part51:Methodforthemanufactureoftest specimensofhydraulicallyboundmixturesusingvibratinghammercompaction. prEN1328652, Unboundandhydraulicallyboundmixtures Part52:Methodforthemanufactureoftest specimensofhydraulicallyboundmixturesusingvibrocompression. prEN1328653, Unboundandhydraulicallyboundmixt

25、ures Part53:Methodforthemanufactureoftest specimensofhydraulicallyboundmixturesusingaxialcompression. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Ge

26、rmany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal, SlovakRepublic,Spain,Sweden,SwitzerlandandtheUnitedKingdom.EN1328642:2003(E) 5 1Scope ThisEuropeanStandardspecifiesatestmethodforthedeterminationoftheindirecttensilestrengthofcylindrical specimensofhydraulically

27、boundmixtures.ThisEuropeanStandardappliestospecimensmanufacturedinthe laboratoryorpreparedfromcores. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetext,andthepublicationsarel

28、istedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includingamendments). prEN1328650,Unboundandhydraulicallyboundm

29、ixtures Part50:Methodforthemanufactureoftest specimensofhydraulicallyboundmixturesusingProctorequipmentorvibratingtablecompaction. prEN1328651,Unboundandhydraulicallyboundmixtures Part51:Methodforthemanufactureoftest specimensofhydraulicallyboundmixturesusingvibratinghammercompaction. prEN1328652,Un

30、boundandhydraulicallyboundmixtures Part52:Methodforthemanufactureoftest specimensofhydraulicallyboundmixturesusingvibrocompression. prEN1328653,Unboundandhydraulicallyboundmixtures Part53:Methodforthemanufactureoftest specimensofhydraulicallyboundmixturesusingaxialcompression. 3 Termsanddefinitions

31、ForthepurposesofthisEuropeanStandard,thefollowingtermsanddefinitionsapply. 3.1 hydraulicallyboundmixture mixturethathardensbyhydraulicand/orpozzolanicand/orsulphaticand/orcarbonaticreaction,whichusuallyhas aworkabilitytosuitcompactionbyrollingandwhichisgenerallyusedinbases,subbasesandcappinglayers 3

32、.2 indirecttensilestrength stressatfailureofacylindricalspecimensubjectedtoacompressionforceappliedontwooppositegeneratrix 3.3 slendernessratio ratioofthelengthtothediameterofacylindricalspecimen 4Principle Acylindricalspecimenofhydraulicallyboundmixturesissubjectedtoacompressionforceappliedalongthe

33、two oppositegeneratrixuntilfailure(seeFigure1).Theindirecttensilestrengthiscalculatedfromthefailureload.EN1328642:2003(E) 6 Key 1 Specimen 2 Packingstrips F Load Figure1Principleofindirecttensiletest 5Apparatus 5.1 Compressiontestingmachine ,capableoftestinghydraulicallyboundmixturescylindricalspeci

34、mens,with thefollowingrequirements: theprecisionofthemachineandtheloadindicationshallbesuchthattheultimateload, F,canbedetermined andmeasuredtoanaccuracyof1%; theloadingplatensshallbeatleastaslargeas,andpreferablylargerthanthelengthofthespecimentowhich theloadisapplied.Thesurfaceflatnessoftheplatens

35、shallbelessthan3%; provisionsshallbemadeforalignmentofspecimensatthecentreofthelowerplatens;visualalignmentisnot acceptable. 5.2 Packingorbearingstrip ,ofplywoodorhardboard,whichshallbeusedonlyonce.Theyshallhavethe followingdimensionsaccordingtothedimensionofthespecimen: length H; width 0,1 D; thick

36、ness (41) mm.EN1328642:2003(E) 7 6 Testspecimens 6.1 Manufactureoftestspecimen ThespecimenshallbemanufacturedinaccordancewithprEN 1 328650,prEN 1328651,prEN 1328652or prEN1328653.Thetypeofcompactionandcuringshallbestatedinthetestreport. 6.2 Shapeanddimension Thespecimenshallbeacylinderwithaslenderne

37、ssratiobetween0,8and2,0. 7 Testprocedure 7.1 Preparationofthetestspecimenpriortotest 7.1.1Dimensions Thedimensionsofthespecimenshallbemeasuredwithanaccuracyof0,5%. 7.1.2Mass Thespecimenshallbeweighedtoanaccuracyof0,25%.Thisshallbecomparedtothemassifknownatthe timeofmanufacturetoensurethatduringcurin

38、g,evaporationhasnotresultedinlossofmassgreaterthan2%.If thelossisgreaterthan2%,thisshallberecordedandtheresultingindirecttensilestrengthmaybediscarded sinceitmaybeunrepresentative. 7.1.3 Parallelismtoleranceofthegeneratrix Thetwooppositegeneratrixonwhichtheloadshallbeappliedshallhaveanoutparallelism

39、tolerancenot exceeding1mmin100mm.Specimensfailingthisrequirementshallbediscarded. 7.2 Specimenpositioning Theplatensandthesurfaceofthespecimensshallbeclean. Thespecimenandthepackingstripsshallbelocatedcentrallyontheplatensorontheauxiliaryplatenswithan accuracyoflessthan1mm. 7.3Loading Adjustthecompr

40、essionmachinetoachievecontactandapplytheloadinacontinuousanduniformmannerwithout shocktoobtainauniformincreaseinstressnogreaterthan0,2MPapersecond. 7.4 Datarecording Themaximumforcesustained Fshallberecorded. 8 Expressionofresult Theindirecttensilestrengthofthespecimenshallbecalculatedfromtheforceof

41、failure Fusingthefollowing formula:EN1328642:2003(E) 8 HD F R p 2 = it (1) where R it istheindirecttensilestrength,expressedinMegaPascal(MPa); F isthemaximumforcesustained,expressedinnewtons(N); H isthelengthofthespecimen,expressedinmillimetres(mm); D isthediameterofthespecimen;expressedinmillimetre

42、s(mm). Theindirecttensilestrengthshallbeexpressedtothenearest0,01N/mm. 9 Testreport ThetestreportshallrefertothisEuropeanStandardandshallincludethefollowinginformation: a) identificationofthespecimen; b) dimensionsofthespecimen; c) methodofspecimencompaction; d) conditionattimeofweighing(asreceived/

43、saturatedoptional); e) massofthespecimenatthetimeofmanufacturetothenearest10g; f) massofthespecimenatthetimeoftesttothenearest10g; g) percentagedifferencebetweenf)andd);ifgreaterthan2%,theindirecttensilestrengthmaybeinvalidand shallbestated; h) conditionofspecimenatreceiptforstorage(ifappropriate); i) methodofcuring/storage; j) conditionofspecimenattimeoftest(saturated,moist); k) ageofspecimenattimeoftest; l) dateoftest; m) indirecttensilestrength R it ofthespecimen; n) remarksaboutthe

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