1、ENISO15630-3June2025EUROPEANSTANDARDNORMEEUROPEENNEEuropaischenormICS77.140.15SupersedesENISO15630-3:2019EnglishVersionSteelforthereinforcementandprestressingofconcrete-Testmethods-Part3:Prestressingsteel(ISO15630-3:2025Acierspour!armatureetlaprecontraintedubeton-StahlfiirdieBewehrungunddasVorspanne
2、nvonMethodesdessai-Partie3:AciersdeprecontrainteBeton-Priifverfahren-Teil3:Spannstahl(ISO15630-(ISO15630-3:2025)3:2025)ThisEuropeanStandardwasapprovedbyCENon29May2025.CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEuropeanStandardthestatusofana
3、tionalstandardwithoutanyalteration.Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybeobtainedonapplicationtotheCEN-CENELECManagementCentreortoanyCENmember.ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytranslation
4、undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheCEN-CENELECManagementCentrehasthesamestatusastheofficialversions.CENmembersarethenationalstandardsbodiesofAustria,Belgium,Bulgaria,Croatia,Cyprus,CzechRepublic,Denmark,Estonia,Finland,France,Germany,Greece,Hungary,Iceland,Ireland,It
5、aly,Latvia,Lithuania,Luxembourg,Malta,Netherlands,Norway,Poland,Portugal,RepublicofNorthMacedonia,Romania,Serbia,Slovakia,Slovenia,Spain,Sweden,Switzerland,TiirkiyeandUnitedKingdom.EUROPEANCOMMITTEEFORSTANDARDIZATIONCOMITEEUROPEENDENORMALISATIONEuropaischeskomiteefurnormungCEN-CENELECManagementCentr
6、e:RuedelaScience23,B-1040BrusselsRef.No.ENISO15630-3:2025E2025CENAllrightsofexploitationinanyformandbyanymeansreservedworldwideforCENnationalMembers.EuropeanforewordThisdocument(ENISO15630-3:2025)hasbeenpreparedbyTechnicalCommitteeISO/TC17SteelincollaborationwithTechnicalCommitteeCEN/TC459/SC4Concre
7、tereinforcingandprestressingsteelsthesecretariatofwhichisheldbyDIN.ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextorbyendorsement,atthelatestbyDecember2025,andcon11ictingnationalstandardsshallbewithdrawnatthelatestbyDecember2025.Attentionisdrawntothe
8、possibilitythatsomeoftheelementsofthisdocumentmaybethesubjectofpatentrights.CENshallnotbeheldresponsibleforidentifyinganyorallsuchpatentrights.ThisdocumentsupersedesENISO15630-3:2019.Anyfeedbackandquestionsonthisdocumentshouldbedirectedtotheusers/nationalstandardsbody/nationalcommittee.Acompletelist
9、ingofthesebodiescanbefoundontheCENwebsite.AccordingtotheCEN-CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowingcountriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,Bulgaria,Croatia,Cyprus,CzechRepublic,Denmark,Estonia,Finland,France,Germany,Greece,Hungary,Iceland,I
10、reland,Italy,Latvia,Lithuania,Luxembourg,Malta,Netherlands,Norway,Poland,Portugal,RepublicofNorthMacedonia,Romania,Serbia,Slovakia,Slovenia,Spain,Sweden,Switzerland,TiirkiyeandtheUnitedKingdom.EndorsementnoticeThetextofISO15630-3:2025hasbeenapprovedbyCENasENISO15630-3:2025withoutanymodification.Cont
11、entsPageForewordviIntroductionvii1 Scope12 Normativereferences13 Terms,definitionsandsymbols13.1 Termsanddefinitions13.2 Symbols24 Generalprovisionsconcerningtestpieces35 Tensiletest45.1 Testpiece45.2 Testequipment45.3 Testprocedure45.3.1 General45.3.2 Determinationofthemodulusofelasticity56 Bendtes
12、t66.1 Testpiece66.2 Testequipment66.3 Testprocedure66.4 Interpretationoftestresults67 Reversebendtest77.1 Testpiece77.2 Testequipment77.3 Testprocedure88 Wrappingtest88.1 Testpiece88.2 Testequipment88.3 Testprocedure89 Isothermalstressrelaxationtest89.1 Principleoftest89.2 Testpiece99.3 Testequipmen
13、t99.3.1 Frame99.3.2 Force-measuringdevice99.3.3 Length-measuringdevice(extensometer)109.3.4 Anchoringdevice109.3.5 Loadingdevice109.4 Testprocedure109.4.1 Provisionsconcerningthetestpiece109.4.2 Applicationofforce109.4.3 Initialforce119.4.4 Forceduringthetest119.4.5 Maintenanceofstrain119.4.6 Temper
14、ature119.4.7 Frequencyofforcerecording129.4.8 Frequencyofstrainrecording129.4.9 Durationofthetest1210 Axialforcefatiguetest1210.1 Principleoftest1210.2 Testpiece1310.3 Testequipment1310.4 Testprocedure1310.4.1 Provisionsconcerningthetestpiece1310.4.2 Stabilityofforceandfrequency1310.4.3 Countingoffo
15、rcecycles1410.4.4 Frequency1410.4.5 Temperature1410.4.6 Validityofthetest1411 Stresscorrosiontestinasolutionofthiocyanate1411.1 Principleoftest1411.2 Sampleandtestpiece1411.3 Testequipment1411.3.1 Frame1411.3.2 Force-measuringdevice1411.3.3 Time-measuringdevice1511.3.4 Testcellcontainingthetestsolut
16、ion1511.3.5 Testsolution1511.4 Testprocedure1511.4.1 Provisionsconcerningthetestpieces1511.4.2 Applicationandmaintenanceofforce1611.4.3 Fillingofthetestcell1611.4.4 Temperatureduringthetest1611.4.5 Terminationofthetest1611.4.6 Determinationofmedianlifetimetofracture1612 Deflectedtensiletest,1612.1 P
17、rincipleoftest1612.2 Sampleandtestpieces1612.3 Testequipment1712.3.1 Generaldescription1712.3.2 Dimensions1712.3.3 Anchorages1712.3.4 Mandrel1812.3.5 Loadingdevice1912.4 Testprocedure1913 Chemicalanalysis2014 Measurementofthegeometricalcharacteristics2014.1 Testpiece2014.2 Testequipment2014.3 Testpr
18、ocedures2014.3.1 Ribmeasurements2014.3.2 Indentationmeasurements2114.3.3 Laylengthofstrand(P)2214.3.4 Straightness2215 Determinationoftherelativeribarea(f.2215.1 General2215.2 Calculationof/R2315.2.1 Relativeribarea2315.2.2 Simplifiedformulae2315.2.3 Formulausedforthecalculationof2416 Determinationo
19、fdeviationfromnominalmasspermetre2416.1 Testpiece2416.2 Accuracyofmeasurement2416.3 Testprocedure2517 Testreport25Annex A (informative)Optionsforagreementbetweenthepartiesinvolved26Annex B (informative)Stresscorrosiontestinthiocyanatesolutionwithgalvanostaticcurrent27Annex C (informative)Stresscorro
20、siontestindistilledwater.33Bibliography38ForewordISO(theInternationalOrganizationforStandardization)isaworldwidefederationofnationalstandardsbodies(ISOmemberbodies).TheworkofpreparingInternationalStandardsisnormallycarriedoutthroughISOtechnicalcommittees.Eachmemberbodyinterestedinasubjectforwhichate
21、chnicalcommitteehasbeenestablishedhastherighttoberepresentedonthatcommittee.Internationalorganizations,governmentalandnon-governmentallinliaisonwithISO,alsotakepartinthework.ISOcollaboratescloselywiththeInternationalElectrotechnicalCommission(IEC)onallmattersofelectrotechnicalstandardization.Theproc
22、eduresusedtodevelopthisdocumentandthoseintendedforitsfurthermaintenancearedescribedintheISO/IECDirectives,Part1.Inparticular,thedifferentapprovalcriterianeededforthedifferenttypesofISOdocumentshouldbenoted.ThisdocumentwasdraftedinaccordancewiththeeditorialrulesoftheISO/IECDirectives,Part2(SeeWWW.iso
23、org/directives).ISOdrawsattentiontothepossibilitythattheimplementationofthisdocumentmayinvolvetheuseof（八）patent(三).ISOtakesnopositionconcerningtheevidence,validityorapplicabilityofanyclaimedpatentrightsinrespectthereof.Asofthedateofpublicationofthisdocument,ISOhadnotreceivednoticeof（八）patent(三)whic
24、hmayberequiredtoimplementthisdocument.However,implementersarecautionedthatthismaynotrepresentthelatestinformation,whichmaybeobtainedfromthepatentdatabaseavailableatWWW.iso.org/patents.ISOshallnotbeheldresponsibleforidentifyinganyorallsuchpatentrights.Anytradenameusedinthisdocumentisinformationgivenf
25、ortheconvenienceofusersanddoesnotconstituteanendorsement.Foranexplanationofthevoluntarynatureofstandards,themeaningofISOspecifictermsandexpressionsrelatedtoconformityassessment,aswellasinformationaboutISOsadherencetotheWorldTradeOrganization(WTO)principlesintheTechnicalBarrierstoTrade(TBT),Seewwwtso
26、org/iso/foreword.htmLThisdocumentwaspreparedbyTechnicalCommitteeISO/TC17,Steel,SubcommitteeSC16,Steelsforthereinforcementandprestressingofconcrete,mcollaborationwiththeEuropeanCommitteeforStandardization(CEN)TechnicalCommitteeCEN/TC459/SC4,ECISS-EuropeanCommitteeforIronandSteelStandardization,inacc
27、ordancewiththeAgreementontechnicalcooperationbetweenISOandCEN(ViennaAgreement).Thisfourtheditioncancelsandreplacesthethirdedition(ISO15630-3:2019),whichhasbeentechnicallyrevised.Themainchangesareasfollows:additionoftheinformativeArmaXBwhichspecifiesastresscorrosiontestinthiocyanatesolutionwithgalvan
28、ostaticcurrent;additionoftheinformativeAnnaXCwhichspecifiesastresscorrosiontestindistilledwater.AlistofallpartsintheISO15360seriescanbefoundontheISOwebsite.Anyfeedbackorquestionsonthisdocumentshouldbedirectedtotheusersnationalstandardsbody.Acompletelistingofthesebodiescanbefoundatwww.iso.oig/membnrs
29、html.IntroductionTheaimoftheISO15630seriesistoprovideallrelevanttestmethodsforreinforcingandprestressingsteelsinonestandardseries.Thisdocumentcoversstandardtestmethods,aswellasspecializedtestmethodsthatarenotcommonlyusedinroutinetestingandthatshouldonlybeconsideredwhererelevant(orspecified)intheapp
30、licableproductstandard.ReferenceismadetoInternationalStandardsonthetestingofmetalslingeneral,astheyareapplicable.Complementaryprovisionshavebeengivenifneeded.AlistofoptionsforagreementbetweenthepartiesinvolvedisprovidedinAnneXA.Steelforthereinforcementandprestressingofconcrete一Testmethods一Part3:Pres
31、tressingsteel1 ScopeThisdocumentspecifiestestmethodsapplicabletoprestressingsteel(bar,wireorstrand)forconcrete.Thisdocumentdoesnotcoverthesamplingconditionsthataredealtwithintheproductstandards.2 NormativereferencesThefollowingdocumentsarereferredtointhetextinsuchawaythatsomeoralloftheircontentconst
32、itutesrequirementsofthisdocument.Fordatedreferences,onlytheeditioncitedapplies.Forundatedreferences,thelatesteditionofthereferenceddocument(includinganyamendments)applies.ISO4957,ToolsteelsISO4965-LMetallicmaterialsDynamicforcecalibrationforuniaxialfatiguetestingPart1:TestingsystemsISO4965-2,Metalli
33、cmaterialsDynamicforcecalibrationforuniaxialfatiguetestingPart2:Dynamiccalibrationdevice(DCD)instrumentationISO6508-LMetallicmaterialsRockwellhardnesstestPart1:TestmethodISO6892-1,MetallicmaterialsTensiletestingPart1:MethodoftestatroomtemperatureISO7500-1,MetallicmaterialsCalibrationandverificationo
34、fstaticuniaxialtestingmachinesPart1:Tension/compressiontestingmachinesCalibrationandverificationoftheforce-measuringsystemISO7801,MetallicmaterialsWireReversebendtestISO7802lMetallicmaterialsWireWrappingtestISO9513,MetallicmaterialsCalibrationOfextensometersystemsusedinuniaxialtestingISO16020,Steelf
35、orthereinforcementandprestressingofconcreteVocabulary3 Termsjdefinitionsandsymbols3.1 TermsanddefinitionsForthepurposesofthisdocument,thetermsanddefinitionsgiveninISO16020apply.ISOandIECmaintainterminologicaldatabasesforuseinstandardizationatthefollowingaddresses: ISOOnlinebrowsingplatform:available
36、athttps:WWW.iso.org/obp IECElectropedia:availableathttps:WWW.eluctropudia.org/3.2SymbolsForthepurposesofthisdocument,thefollowingsymbolsapply.SymbolUnitDescriptionReferenceQmmmRibheightatthemid-point14.3,15.2maxmmMaximumheightofribordepthofindentation14.3as,immAverageheightofaportioniofaribsubdivide
37、dintoppartsoflength/15.2l4mmRibheightatthequarter-point14.3.15.2Q34mmRibheightatthethree-quarterspoint14.3,15.2A%Percentageelongationafterfracture5.1,5.3&t%PercentagetotalextensionatmaximumforceCIaUSe54%Percentageuniformelongationafterfracture5.3bmmWidthoftransverseribatthemid-point143.L6CmmRiborind
38、entationspacing14.3CmmGroovewidthatnominaldiameterofthemandrel,d,ausedforthedeflectedtensiletest12.3.4dmmNominaldiameterofthebar,wireorstrand5.3.1.7.2.Table3.10.4.6,Table4mmNominaldiameterofthemandrelusedforthedeflectedtensiletest12.3.4mmDiametertobeobtainedafterplacingtwogaugecylindersinthegrooveof
39、themandrelusedforthedeflectedtensiletest12.3.4demmDiameterofthegaugecylinderusedforthedeflectedtensiletest12.3.4%mmDiameterofguidehole7.2dimmInnerdiameterofthegrooveofthemandrelusedforthedeflectedtensiletest12.3.4D%Averagecoefficientofreductionofthemaximumforceinthedeflectedtensiletest12212.4DCmmInn
40、erdiameterofthetestcellinthestresscorrosiontest11.3.4Di%Individualpercentageofreductionofthemaximumforceinthedeflectedtensiletest12.4DmmmDiameterofthemandrelofthebendingdeviceinthebendtestFigUre2emmAveragegapbetweentwoadjacentribsorindentationrows14.3.1A14.3.2.5EMPaModulusOfelasticity525.3fHzFrequen
41、cyofforcecyclesintheaxialforcefatiguetest10.1,10.4.2/r一RelativeribareaClaUSe15%NIndividualbreakingforceinthedeflectedtensiletest12.4FmNMaximumforceinthetensiletest5.3FmNMeanvalueofthemaximumforce9.2,11.2,12.2,12.4FP(UN0,1%proofforce,plasticextension525.3Fp0,2N0,2%proofforce,plasticextension525.3FrNF
42、orcerangeintheaxialforcefatiguetestFigUre6,10.3,10.4.2FrtNResidualforceinthetestpieceattimetintheisothermalstressrelaxationtest9.1%NForcelossinthetestpieceattimetintheisothermalstressrelaxationtest9.1FRmm2AreaOflongitudinalsectionofonerib15.2FUPNUpperforceintheaxialforcefatiguetestFigUre6,10.3,10.4.
43、2SymbolUnitDescriptionReferenceF0NInitialforceintheisothermalstressrelaxationtestandthestresscorrosiontest9.1,9.2,9.3,9.4,11.1.11.2.11.4.2GmmDepthofthegrooveofthemandrelusedforthedeflectedtensiletest12.3.4hmmDistancefromthetoptangentialplaneofcylindricalsupportstothebottomfaceoftheguide7.2瓦mmBowheig
44、htintheplaneofthebow14.3.41mmLengthofindentation14.324LtmmLengthofthetestpieceinthestresscorrosiontest11.2LOmmGaugelength(withoutforceonthetestpiece)intheisothermalstressrelaxationtestLengthofthetestpieceincontactwiththesolutioninthestresscorrosiontest9.1,9.3,9.411.2,11.3.4,IL4.L114.3,1145LlmmLength
45、ofthepassivesideinthedeflectedtensiletest12.3.2乙2mmLengthoftheactivesideinthedeflectedtensiletest12.3.2m,nCoefficientsornumbers9.4.9.14.3,15.2PmmLaylengthofastrand14.3.3P%Relaxation9.4.9rmmRadiusofcylindricalsupports7.2RmmRadiusatthebaseofthemandrelusedforthedeflectedtensiletest12.3.4rlmmDistancebet
46、weenthegripsandthegaugelengthforthemanualmeasurementof%5.3r2mmDistancebetweenthefractureandthegaugelengthforthemanualmeasurementofi4gt5.3RamSurfaceroughnessofthemandrelusedforthedeflectedtensiletest12.3.4Snmm2Nominalcross-sectionalareaofthetestpiece5.3.2thTimeforrelaxationtest949tahMaximumagreedtimeforthestresscorrosiontest1145tf,ihIndividuallifetimetofractureinthestresscorrosiontest11.4.5tf,mhMedianlifetimetofractureinthestresscorrosiontest1L4.6t0SStartingtimeintheisothermalstr
