ISO 10513 2025.docx

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1、InternationalStandardISO10513Thirdedition2025-06FastenersPrevailingtorquehexagonnutsHighnuts(allmetal),withfinepitchthreadFixationsEcroushexagonauxautofreinesEcroushauts(toutmetal),apasfinReferencenumberISO10513:2025(en)ISO2025COPYRIGHTPROTECTEDDOCUMENTISO2025Allrightsreserved.Unlessotherwisespecifi

2、ed,orrequiredinthecontextofitsimplementation,nopartofthispublicationmaybereproducedorutilizedotherwiseinanyformorbyanymeans,electronicormechanical,includingphotocopying,orpostingontheinternetoranintranet,withoutpriorwrittenpermission.PermissioncanberequestedfromeitherISOattheaddressbeloworISO,smembe

3、rbodyinthecountryoftherequester.ISOcopyrightofficeCP401Ch.deBlandonnet8CH-1214Vernier,GenevaPhone:+41227490111Email:copyrightiso.orgWebsite:www.iso.orgPublishedinSwitzerlandContentsPageForewordiv1 Scope12 Normativereferences13 Termsanddefinitions14 Dimensions25 RequirementsandreferenceInternationalS

4、tandards46 Markingandlabelling56.1 Markingonproduct56.2 Labellingonpackage57 Designation5Bibliography6ForewordISO(theInternationalOrganizationforStandardization)isaworldwidefederationofnationalstandardsbodies(ISOmemberbodies).TheworkofpreparingInternationalStandardsisnormallycarriedoutthroughISOtech

5、nicalcommittees.Eachmemberbodyinterestedinasubjectforwhichatechnicalcommitteehasbeenestablishedhastherighttoberepresentedonthatcommittee.Internationalorganizations,governmentalandnon-governmental,inliaisonwithISO,alsotakepartinthework.ISOcollaboratescloselywiththeInternationalElectrotechnicalCommiss

6、ion(IEC)onallmattersofelectrotechnicalstandardization.TheproceduresusedtodevelopthisdocumentandthoseintendedforitsfurthermaintenancearedescribedintheISO/IECDirectives,Part1.Inparticular,thedifferentapprovalcriterianeededforthedifferenttypesofISOdocumentshouldbenoted.Thisdocumentwasdraftedinaccordanc

7、ewiththeeditorialrulesoftheISO/IECDirectives,Part2(seeWWW.iso.org/directives).ISOdrawsattentiontothepossibilitythattheimplementationofthisdocumentmayinvolvetheuseof（八）patent(三).ISOtakesnopositionconcerningtheevidence,validityorapplicabilityofanyclaimedpatentrightsinrespectthereof.Asofthedateofpublic

8、ationofthisdocument,ISOhadnotreceivednoticeof（八）patent(三)whichmayberequiredtoimplementthisdocument.HoweverlImplementersarecautionedthatthismaynotrepresentthelatestinformation,whichmaybeobtainedfromthepatentdatabaseavailableatWWW.iso.org/patents.ISOshallnotbeheldresponsibleforidentifyinganyorallsuchp

9、atentrights.Anytradenameusedinthisdocumentisinformationgivenfortheconvenienceofusersanddoesnotconstituteanendorsement.Foranexplanationofthevoluntarynatureofstandards,themeaningofISOspecifictermsandexpressionsrelatedtoconformityassessment,aswellasinformationaboutISOsadherencetotheWorldTradeOrganizati

10、on(WTO)principlesintheTechnicalBarrierstoTrade(TBT),seeWWW.iso.org/iso/foreword.htmLThisdocumentwaspreparedbyTechnicalCommitteeISO/TC2,Fasteners,SubcommitteeSC12,Fastenerswithmetricinternalthread,incollaborationwiththeEuropeanCommitteeforStandardization(CEN)TechnicalCommitteeCEN/TC185,Fasteners,inac

11、cordancewiththeAgreementontechnicalcooperationbetweenISOandCEN(ViennaAgreement).Thisthirdeditioncancelsandreplacesthesecondedition(ISO10513:2012)whichhasbeentechnicallyrevised.Themainchangesareasfollows: thedesignprinciplesofthesenutshavebeenclarifiedinScope(seeNote); style,relevantpropertyclassesan

12、drelatedquenchingandtemperingconditionsforsteelnutshavebeenspecifiedinClaUSe5inaccordancewithISO898-2(seeTable3); stainlesssteelnutshavebeenaddedinaccordancewithISO3506-2; M202hasbeenadded,aswellasnon-preferredsizes18mm,22mm,27mm,33mmand39mm; da,maxhasbeenspecifiedwithtwodecimalplaces;一hmaxfrsize12m

13、mhasbeencorrectedto12,30mm(13,30mminthesecondeditioncamefromatypingegF);hmaxforsize24mm,hasbeenincreasedto24,00mminordertohavehDforthewholediameterrange; specificationsformarkingandlabellinghavebeenaddedasClause6.Anyfeedbackorquestionsonthisdocumentshouldbedirectedtotheusersnationalstandardsbody.Aco

14、mpletelistingofthesebodiescanbefoundatWWW.iso.org/membnrs.htmLFastenersPrevailingtorquehexagonnutsHighnuts(allmetal),withfinepitchthread1 ScopeThisdocumentspecifiesthecharacteristicsofprevailingtorque(allmetal)hexagonhighnuts,insteelandstainlesssteel,withmetricfinepitchthread8mmto39mm,andwithproduct

15、gradesAandB.NOTEThesenutsaredesignedwithanoverallheighthmin=A11min(asspecifiedinISO898-2andISO8674forstyle2)plustheprevailingtorquefeature,hmahasbeenestablishedinfunctionofhmin;therefore,thetolerance(max一，min)coesnotfollowtheISOcodesystemfortolerances(ITsystem).Thewrenchingheightmwmincorrespondstothevaluesspecifiedforstyle1.Ifincertaincasesotherspecificationsarerequested,propertyclassesandstainlesssteelgradescanbeselectedfromISO898-2orISO3506-2.2 NormativereferencesThefollowingdocumentsarereferredtointhetextinsuchawaythatsomeoralloftheirco