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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 Testcellcontainingthetestsolution1511.3.5 Testsolution1511.4 Testprocedure1511.4.1 Provisionsconcerningthetestpieces1511.4.2 Applicationandmaintenanceofforce1611.4.3 Fillingofthetestcell1611.4.4 Temperatureduringthetest1611.4.5 Terminatio
