ISO 00527-5-2021.docx

INTERNATIONA1.STANDARDISO527-5editionThird2021-1.1.P1.asticsDeterminationoftensi1.eproperties-福Mconditionsforunidirectiona1.fibre-reinforcedp1.asticcompositesP1.astiquesDeterminationdesproprietesent11ction一Partie5:Conditionsd'essaipourIescompositesp1.astiquesrenforcsdefibresUnidirectionne1.1.esCOPYRIGHTPROTECTEDDOCUMENT©ISO2021IUirhM*hedbdi1.iUedotherwiseupdhi.orbmtndH0tf1.t×t'oni(nc4nmpe*Mqnrt<ifp5tcopyp>iat<)nmaytheinternetoranintranet,withoutpriorwrittenpermission.PermissioncanberequestedfromeitherISOattheaddressbe1.oworISO'smemberbodyinthecountryoftherequester.f),WV>fifiHipB1.andonnet8CH-1214Vernier,GenevaPhone：M1.227490111觥曲ite：图洲跳触OQrgPub1.ishedinSwitzer1.andContentsordivScope1Normativereferences1Termsanddefinitions1Princip1.e5Apparatus5SPe1.menS56.1 Shapeanddimensions5611Genera1.56.1.3TypeA中ecimen(forIongitudioakdm9ion).76.2 Preparationofspecimens76.2.1 Genera1.762REB的招笳Cnofendtabs763CAI1.gpIYarkq776.4Checkingthespecimens78Numberofspecimens89Conditioning8Procedure89.1TeStatnIOSDhere89.2Measurementofspecimendimensions889.5Settingofextensometersandstraingaugesandp1.acingofgaugemarks89.6TestSDeed810Ca1.cu1.ationandexpressionofresu1.ts8110.1Ca1.cu1.ationofa1.1.propertiesforpara1.1.e1.sidedspecimens(TypeAandB)82Precision.9Testreport9Annex(informative)A1.ignmentofSDechnens10BusinggripUseofunbondedtabsandconditionsforgrippingtab-1.essspecimensAnnex(informative)faces12AnnexC(normative)SpecimenpreparationfortypeAandtrpeB15Bib1.iography17ForewordISO(theInternationa1.OrganizationforStandardization)isawor1.dwidefederationofnationa1.standardsttiugh(ISOmrtm匕0)bMdmi)rwcekdHPfff1.QbbGgbodyI1tf1.nmtiJMiai6sndrifc3owhtd1.ysQcchit2committeehasbeenestab1.ishedhastherighttoberepresentedonthatcommittee.Internationa1.organizations,governmenta1.andnon-governmenta1.,in1.iaisonwithISO,a1.sotakepartinthework.ISOco1.1.aboratesc1.ose1.ywiththee1.ectrotechnica1.standardization.Internationa1.E1.ectrotechnica1.Commission(IEC)ona1.1.mattersofTheproceduresusedtodeve1.opthisdocumentandthoseintendedforitsfurthermaintenanceare蜩则搬OfISO/1ECdw儡翩IHgnOt铀林将井硼解ft煦哪厕er%erdanCeMh於editoria1.ru1.esoftheISO/IECDirectives.Part2(seewww.iso.org/direc1.ives).R«0nrights.dteE1.n殷的招舞ns副¥神吸融游口H田doc1.1.瞅描史S双留服.subjectofanypatentrightsidentifiedduringthedeve1.opmerUW4io÷uwMM41.beintheIntroductionand/orontheISO1.istofpatentdec1.arationsreceived(seewww.iso.org/patents).Anytradeusedinthisconstitutenameendorsement,documentisinformationgivenfortheconvenienceofusersanddoesnotForanexp1.anationofthevo1.untarynatureofstandards,themeaningofISOspecifictermsandU明泉加OrRan型WSass出dnwe1憎s¾IionBar池然MSfi氯eadk即ACeS做w¼w.isO.orgiso/forewordhtm1.»顺肪渊硼腑跛hni例aboratio拗赧1隰TC铉硕留比Om由随be。叫咖摘般也echnica1.CommitteeCEN/TC249,P1.astics,inaccordancewiththeAgreementontechnica1.cooperationbetweenISOandCEN(ViennaAgreement).的氐iBhee01GWW8蛔1W依(theIwWwASeditiOn(ISOare52阳涉:WhiChhasbeentechnica1.1.ygrippingforceorpressure(e.g.viatorqueormanometerdependingongrippingsystemused)hasbeenadjusted;anewAnnexB(Useofunbondedtabsandconditionsforgrippingtab-1.essspecimensusingfinegripfaces)hasbeenadded.A1.istofa1.1.partsintheISO527seriescanbefoundontheISOwebsite.Anyfeedbackorquestionsonthisdocumentshouki-W4U44M44¼44-nationa1.standardsbody.Acomp1.ete1.istingofthesebodiescanbefoundatwww.iso.org/members.htm1.P1.asticsDeterminationoftensi1.eproperties一Testconditionsforunidirectiona1.fibre-reinforcedp1.asticcomposites1 ScopeNOTEIsotropicandorthotropicreinforcedmateria1.sarccoveredbyISO527-4.re1.ationshipundertheconditionsdefined.Preinipregnatedmateria1.scompositesWithreinforcementscoveredthermosettingmatrices,ghssinc1.udingIayersmethoddifferentnorma1.1.ysuitab1.c5274).mu1.1.idircc1.iona1.materia1.scomposedofsevera1.unidirectiona1.2 Normativereferencesconstitutesrequirements1.atesteditiondocument.referencedreferences,(inc1.udingamendments)app1.ies.app1.ies.ISO1268(a1.1.parts),Fibre-reinforcedp1.asticsMethodsOfproducingtestp1.atesISOTermSP1.aSHCSDeterminationof1.ineardimensionsoftestspecimensForthepurposesofthisdocument,thefo1.1.owingtermsanddefinitionsapp1.y.-ISOOn1.inebrowsingp1.atform:avai1.ab1.eat4ups/WWWh0Fg0bp©ISO2021-A1.1.rightsreservedPart5:Thisdocumentspecifiesthetestconditionsforthedeterminationofthetensi1.epropertiesofunidirectiona1.fibre-reinforcedp1.asticcomposites,baseduponthegenera1.princip1.esgiveninISO527-1.Themethodsareusedtoinvestigatethetensi1.ebehaviourofthetestspecimensandfordeterminingthetensi1.estrength,tensi1.emodu1.us,Poisson'sratiosandotheraspectsofthetensi1.estress-strainThetestmethodissuitab1.efora1.1.po1.ymermatrixsystemsreinforcedwithunidirectiona1.fibresandwhichmeettherequirements,inc1.udingfai1.uremode,setoutinthisdocument.Themethodissuitab1.efor(prepregs).Theeitherthermop1.asticinc1.udecarbonfibres,fibres,aramidfibresandoi1.iersimi1.arfibres.Thereinforcementgeometriescoveredinc1.udeunidirectiona1.(p1.ete1.ya1.igned)fibresandrovingsandunidirectiona1.fabricsandtapes.Theatisnotang1.es(seeISOforThefo1.1.owingdocumentsarereferredtointhetextinsuchawaythatsomeora1.1.oftheircontentundatedreferences,theofthisoftheFordateddocumenton1.ythcanyeditioncitedForISO527-1:2019,P1.asticsDeterminationOftensi1.epropertiesPart1：Genera1.princip1.esISO2818,P1.astics-Preparationoftestspecimensbymachining316012,anddefinitionsISOandIECmaintaintermino1.ogica1.databasesforuseinstandardizationatthefo1.1.owingaddresses:IECE1.ectropedia:avai1.ab1.eathttps:/www.e1.ectropedia.org/3.1gauge1.ength1.oinitia1.distancebetweenthegaugemarksonthecentra1.partofthetestspecimenNote1toentry:Itisexpressedinmi1.1.imetres(mm).Note2toentry:Theva1.uesofthegauge1.engththatareindicatedforthespecimentypesinthedifTerentpartsofISO527representthemaximumre1.evantgauge1.ength.ISO527-1:2019,3.1thicknesshsma1.1.erinitia1.dimensionoftherectangu1.arcross-sectioninthecentra1.partofatestspecimenNote1toentry:Itisexpressedinmi1.1.imetres(mm).更?URCE:ISO527-1:2019,3.2widthbi1.argerinitia1.dimensionoftherectangu1.arcross-sectioninthecentra1.partofatestspecimenNote1toentry:Idsexpressedinmi1.1.imetres(mm).y>JURCE:ISO527-1:2019,3.3testspeedvrateofseparationofthegrippingjawsNote1toentry:Itisexpressedinmi1.1.imetresperminute(mmmin).里gURCE:ISO527-1:2019,3.5stressonorma1.forceperunitareaoftheorigina1.cross-sectionwithinXhegauge1.ength(3.1)Note1toentry:Itisexpressedinmegapasca1.s(MPa).Note2toentry:Inordertodifferentiatefromthetruestressre1.atedtotheactua1.cross-sectionofthespecimen,thisstressisfrequent1.yca1.1.ed'Engineeringstress".NbuSdfofoni<rkfotycthVspctomwi11s).definedasandfortypeBspecimensas(scc-9,4h¼hand叵g,RCE:ISO527-1:2019,3.6,modifiedDomain"engineering"andNote3toentryhasbeenadded.strength(7mmaximumstressobservedduringatensi1.etestNote1toentry：ItIsexpressedinmegapasca1.s(MPa).Note2toentry:11fortypeAspecimensisdefinedasmandfortypeBspecimensasOm乙用gURCE:ISO527-1:2019,3.6.2strainincreasein1.engthperunitorigina1.1.engthofthegaugeNote1toentr):FortypeAspecimens,IsdefinedaseandfortypeBspecimensasrz.Note2toentry：Itisexpressedasadimension1.essratio,erasapercentage(%).gRCE:ISO5274:2019,3.7strainatstrengthfai1.urestrainSmstrainatwhichthestrength(3.5.1)isreachedNote1toentr>r:FortypeAspecimens,isdetnedas£miandfortypeBspecimensasfm2.Note2toentr>r:Itisexpressedasadimension1.essratio,orasapercentage(%).模夕URCEuSO527-1:2019,3.7.3tensi1.emodu1.usmodu1.usofe1.asticityintensionEs1.opeofthestress-straincurve()intheinterva1.betweenthetwostrainst=0,05%and,三0,25%(seeFigure1)Note1toentry:Itisexpressedinmegapasca1.s(MPa).Note2coentr>r:Itmaybeca1.cu1.atedeitherasthechordmodu1.usorasthes1.opeofa1.inear1.east-squaresregression1.ineinthisintenra).Note3toentry:Thisdefinitiondoesnotapp1.ytofi1.ms.Note4toentry:EfortypeAspecimensisdefinedasEiandfortypeBspecimensasEi.SOURCE:ISO527-1:2019,3.9.strain,stress,S1.opeF.Figure1Stress-straincurve3.8Poisson'sratioPnegativerat100fthestrainchangen1.inoneofthetwoaxesnorma1.tothedirectionofextension,tothecorrespondingstrainchangeinthedirectionofextension,withinthe1.inearportionofthe1.ongitudina1.versusnorma1.straincurve.Note1toentry:Itisexpressedasadimension1.essratio.Note2toentry:Sincethe1.atera1.strainchangeAEnisanegativenumberandthe1.ongitudina1.strainchangehispositive,thePoisson,sratioasdefinedinISO527-1:2019.3.10isapositivenumber.B<rijrrtionenfwrr21.titfaGdwWiiedPoisson,s1.4di1.iectiona1.iii0ct1111posi(rdAbrtbtrif1.0ndxaensiona1.changeinNote4toentry:istheminorPoisson'srat100faUDcomposite,describingthedimensiona1.changein1-directionasaresu1.tofa1.oadapp1.iedin2-directionfortypeBspecimens(see-9andFigure2).更gURCE:ISO527-1:2019,3.10specimencoordinateaxescoordinateaxesforthemateria1.undertest,asshowninFigure2rthedirectionpara1.1.e1.tothefibresbeingdefinedastheTdreCtionandthedirectionperpendicu1.artothem(inthep1.aneofthefibres)asthe"indirectionNetdW11ttyafhr<1.jrddfkhr6ifcsurcrcfcrr<xitoasthe0or1.ongitudina1.directionandthe"2vdircctionas4Figure2Unidirectiona1.1.yreinforcecip1.asticcompositeshowingaxesofSynImetry4 Princip1.e5 Apparatusbetter.rnicrometrehaveitssuitab1.e-sizeba1.1.accordancewi1.hused16012:2015,SUrfaCCSandrcadatanvi1.mmusedCarcSufricientcxercisedprcventensurespecimenpressureexertedbywhenIoadCd(SoCfai1.ure.5271.2019r5.1.3)Iransversegaugesbondcdgenera1.1.ysj>ecimcn1.argerforanisotropiccompositesthantransverscwhicharc6isrecommendedthata1.ignmentofthespecimenand1.oadingtrainbecheckedasdescribedin-Amex-A.6.1 Shapeanddimensions6.1.1 Genera1.withdocument,dependingthefibredirection.Twore1.ativetotestSpecimendirection,specifiedforandAccordingtoISO527-1:2019.C1.ause4.Theapparatussha1.1.conformtoISO527-1:2019,C1.ause5,exceptforthefo1.1.owing:.TheItsha1.1.oraequiva1.ent(inanvi1.ifISOonirregu1.ar5.5)sha1.1.to0,01iforon11atrsmooth(e.g.machined)surfaces.isOn1.ysha1.1.betotothethatthes1.ippinginthegripthegripstoISOExcessivegrippressuremaycausec11shingofthespecimenduetothe1.owtransversestrengthofthesemateria1.s.Hydrau1.icgripswhichcanbesetataconstantgrippressurearepreferred.Ifstrainwi1.1.tothebemuchused,theerrorsproducedbytheformeta1.sieffectontheisoti'opic.AccuratemeasurementofPoissotVsratiorequirescorrectionforthiseffect.ItTestspecimensThemethodisperformedusingoneoftwodifferenttypesoftestspecimen,dependingonthedirectionofthethisapp1.iedstressre1.ativetoontheoftesttypesofthefibreareasdetai1.edusei1.1.ustratedinFigure3.TypeAisusedfortestingindirectionpara1.1.e1.tothefibreswithendtabs.TypeBisusedfortestingindirectiontransversetothefibreswithendtabs.TypeAandBcana1.sobeusedwithB).ffoUttxk1.eUh1.1.ditst(Wtearcs(MMiHtJCtubwft1.1.A*tijt)ftokkhibeiffgdnst1.H叼kcamkmt荫哈Mtfihu&uDCgperformtestsonspecimenswithbondedendtabs.3 jaws4 Tab-fibreorientation.FibredirectionintypeBspecimen.FibredirectionintypeAspecimen.5 Zonecoveredbyjaws.TyRenSiOnSinmi1.1.imetresTyPeBZ3科>3b1IttotaniekISHhiWidth15±0.525±0.SThicknessIt0,22t0.21.oGauge1.ength(recommendedforextensometers)S0±1.50±1.Initia1.distancebetweengrips(nomina1.)1361361.r1.engthofendtabs>50>50(seeNOTE2)hrThicknessofendtabs0,5to20,5to2NOTE1Requirementsonspecimenqua1.ityandpara1.1.e1.ismaregiveninISO527-1:2019,6.4.NOTE2FOrspecimenstakenfromfi1.ament-woundp1.atespreparedusingISO1268-5.anovera1.1.specimen1.engthof200mmisacceptab1.e,withanend-tab1.engthof25mm.Figure3TypeandtypeBspecimens1.1.2 TypeAspecimen(for1.ongitudina1.direction)Sidesmmeachindividua1.specimensfromfi1.ament-woundtest,2p1.ates,athicknessof2mm±0r2mm.The1.1.3 TypeBspecimen(fortransversedirection)2mm±0,2mm.Thesidesofeachindividua1.specimensha1.1.bepara1.1.e1.towithin0,2mm.1.2 Preparationofspecimens1.2.1 Genera1.specimens1268Annexanothersj>ecifiedagreedprocedure.Cutindividua1.specimens,orgroupsoftakespecimensfromf1.atareas.Parametersismachiningspecimenssha1.1.beasspecifiedinISO2818.Furtherguidanceoncuttingout1.2.2 Endtabsbebetweeng1.ass-fbreresin1.aminatewithang1.efibres90o±45onotspecimenaxis.Thetabthicknesssha1.1.recommendedPossib1.ea1.ternativesvariationtabsmadeS27-1:20Immateria1.under3534-1mechanica1.1.ythatbet¼,eencarriedoutspecimens.specimenshou1.ddistancebetweencontactpartsha1.1.theedgesamegrip1.2.3 App1.icationofendtabsNOTEGaugemarksprocedurecanbeusedforindividua1.specimensandforagroupofspecimens.GaugeCheckingthespecimenswithISO527-1:2019,6.3.Typespecimenssha1.1.haveawidthof15mm±0.5mm,anovera1.1.1.engthof250mmandathicknessof1of±0,2mmor,forsha1.1.bepara1.1.e1.vrithinmm.TypeBspecimenssha1.1.haveawidthof25mm±0.5mm,anovera1.1.1.engthof250mrnandathicknessofFortypeBspecimenstakenfromfi1.ament-woundp1.atespreparedusingISO1268-5,atestspecimen1.engthof200mmisacceptab1.e.Inthecaseofmou1.dingand1.aminationmateria1.s,prepareatestp1.ateinaccordancewiththere1.evantpartofIS0(seeorC),fromthetestp1.ate.inthecaseoffinishedproducts(forexamp1.e,forqua1.itycontro1.duringmanufactureoronde1.ivery),Takea1.1.specimenswiththeiraxiswithin0,5°ofthemeanfibreaxis.specimensforgivenAnnexC.TheendsofthespecimentypeandBsha1.1.bereinforcedwithendtabs,preferab1.ymadeofcross-p1.yorfabric0,5mmand2mm,withatabtheofat(i.e.thetapered).A1.ternativetabbingarrangementsarepermissib1.e,butsha1.1.beshown,beforeuse,togiveat1.eastequa1.strengthandnotabs.greatercoefficientOfinc1.ude(seeISOfromthe10.5andISOtest,i)thanthefastenedtabs,unbondedtabsmadeofroughmateria1.s(suchasemerypaperorsandpaper,andtheuseofroughenedgripfaces),andfinegripfaceswithouttabsasdescribedinAnnexB.IfthetestisthetabsofonuntabbedCarethebegiventothethegripsatbetheofasfaces.Bondtheendtabstothespecimenwithahigh-stretchadhesiveinaccordancewithAnnexC.1.3 Thesame1.4 markssha1.1.beaccordanceCheckingofspecimenssha1.1.conformtoISO527-1:2019,6.4.7 NumberofspecimensAccordingtoISO527-1:2019,C1.ause7,exceptthefo1.1.owing.SIMfttibIenSd匕忖口。巾;ttddbrtbW做&WtSf1ipsbeont¾祜edgeregionsareinva1.id.Thosespecimens8 ConditioningConditioningsha1.1.beinaccordancewithISO527-1:2019,C1.ause8.9 Procedure9.1 TestatmosphereTestatmospheresha1.1.beinaccordancewithISO527-1:2019,9.1.9.2 MeasurementofspecimendimensionsThemeasurementsha1.1.conformtoISO527-1:2019,9.2,exceptforthefo1.1.owing:Thethicknesssha1.1.be93SUredC1.aIWJhingneareS1.0,01mm.C1.ampingsha1.1.conformtoISO527-1:2019,9.3,exceptforthefo1.1.owing.Inserttheendtabssothattheyare7mtninsidethegripasshowninFigure3.Rmbcavoid用忸<t优the研OiXtef用三HMt三<KR加班PmanOm胭5Endin