1、ENISO5821June2025EuropeanstandardNormeeuropeenneEuropaischenormICS25.160.30SupersedesENISO5821:2009EnglishVersionResistancewelding-Spotweldingelectrodes-Femaleelectrodecaps(ISO5821:2025)Soudageparresistance-ElectrodespoursoudageparWiderstandsschweiEen-PunktschweiE-Elektroden-points-Emboutsamoviblesf
2、emeliesd,electrodes(ISOElektronenkappenmitInnenkegel(ISO5821:20255821:2025)ThisEuropeanStandardwasapprovedbyCENon13June2025.CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEuropeanStandardthestatusofanationalstandardwithoutanyalteration.Up-to-da
3、telistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybeobtainedonapplicationtotheCEN-CENELECManagementCentreortoanyCENmember.ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).AversioninanyotherlanguagemadebytranslationundertheresponsibilityofaCENmemberintoitsow
4、nlanguageandnotifiedtotheCEN-CENELECManagementCentrehasthesamestatusastheofficialversions.CENmembersarethenationalstandardsbodiesofAustria,Belgium,Bulgaria,Croatia,Cyprus,CzechRepublic,Denmark,Estonia,Finland,France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia,Lithuania,Luxembourg,Malta,Nethe
5、rlands,Norway,Poland,Portugal,RepublicofNorthMacedonia,Romania,Serbia,Slovakia,Slovenia,Spain,Sweden,Switzerland,TiirkiyeandUnitedKingdom.EUROPEANCOMMITTEEFORSTANDARDIZATIONCOMITEEUROPEENDENORMALISATIONEuropaischeskomiteefurnormungCEN-CENELECManagementCentre:RuedelaScience23,B-1040Brussels2025CENAll
6、rightsofexploitationinanyformandbyanymeansreservedworldwideforCENnationalMembers.ContentsPageEuropeanforeword3EuropeanforewordThisdocument(ENISO5821:2025)hasbeenpreparedbyTechnicalCommitteeISO/TC44WeldingandalliedprocessesincollaborationwithTechnicalCommitteeCEN/TC121nWeldingandalliedprocesses/1thes
7、ecretariatofwhichisheldbyAFNOR.ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextorbyendorsement,atthelatestbyDecember2025,andcon11ictingnationalstandardsshallbewithdrawnatthelatestbyDecember2025.Attentionisdrawntothepossibilitythatsomeoftheelementsofth
8、isdocumentmaybethesubjectofpatentrights.CENshallnotbeheldresponsibleforidentifyinganyorallsuchpatentrights.ThisdocumentsupersedesENISO5821:2009.Anyfeedbackandquestionsonthisdocumentshouldbedirectedtotheusersnationalstandardsbody/nationalcommittee.AcompletelistingofthesebodiescanbefoundontheCENwebsit
9、e.AccordingtotheCEN-CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowingcountriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,Bulgaria,Croatia,Cyprus,CzechRepublic,Denmark,Estonia,Finland,France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia,Lithuania,Luxembourg
10、Malta,Netherlands,Norway,Poland,Portugal,RepublicofNorthMacedonia,Romania,Serbia,Slovakia,Slovenia,Spain,Sweden,Switzerland,TiirkiyeandtheUnitedKingdom.EndorsementnoticeThetextofISO5821:2025hasbeenapprovedbyCENasENISO5821:2025withoutanymodification.InternationalStandardISO5821Thirdedition2025-06ISO
11、2025ResistanceweldingSpotweldingelectrodesFemaleelectrodecapsSoudageparresistanceElectrodespoursoudageparpoints一Emboutsamoviblesfemeliesd,electrodesReferencenumberISO5821:2025(en)COPYRIGHTPROTECTEDDOCUMENTISO2025Allrightsreserved.Unlessotherwisespecified,orrequiredinthecontextofitsimplementation,nop
12、artofthispublicationmaybereproducedorutilizedotherwiseinanyformorbyanymeans,electronicormechanical,includingphotocopying,orpostingontheinternetoranintranet,withoutpriorwrittenpermission.PermissioncanberequestedfromeitherISOattheaddressbeloworISO,smemberbodyinthecountryoftherequester.ISOcopyrightoffi
13、ceCP401Ch.deBlandonnet8CH-1214Vernier,GenevaPhone:+41227490111Email:copyrightiso.orgWebsite:www.iso.orgPublishedinSwitzerlandContentsPageForewordiv1 Scope12 Normativereferences13 Termsanddefinitions14 Dimensionsandtolerances15 Material56 Designation57 Labellingandmarking67.1 Labelling67.2 Marking6An
14、nex A (informative)Alternativetypesanddimensionsoffemaleelectrodecaps7Annex B (informative)Comparisonofelectrodetipshapenamesusedinworldwide10Bibliography11ForewordISO(theInternationalOrganizationforStandardization)isaworldwidefederationofnationalstandardsbodies(ISOmemberbodies).TheworkofpreparingIn
15、ternationalStandardsisnormallycarriedoutthroughISOtechnicalcommittees.Eachmemberbodyinterestedinasubjectforwhichatechnicalcommitteehasbeenestablishedhastherighttoberepresentedonthatcommittee.Internationalorganizations,governmentalandnon-governmental,inliaisonwithISO,alsotakepartinthework.ISOcollabor
16、atescloselywiththeInternationalElectrotechnicalCommission(IEC)onallmattersofelectrotechnicalstandardization.TheproceduresusedtodevelopthisdocumentandthoseintendedforitsfurthermaintenancearedescribedintheISO/IECDirectives,Part1.Inparticular,thedifferentapprovalcriterianeededforthedifferenttypesofISOd
17、ocumentshouldbenoted.ThisdocumentwasdraftedinaccordancewiththeeditorialrulesoftheISO/IECDirectives,Part2(Seewww.iso.org/directives).ISOdrawsattentiontothepossibilitythattheimplementationofthisdocumentmayinvolvetheuseof（八）patent(三).ISOtakesnopositionconcerningtheevidence,validityorapplicabilityofanyc
18、laimedpatentrightsinrespectthereof.Asofthedateofpublicationofthisdocument,ISOhadnotreceivednoticeof（八）patent(三)whichmayberequiredtoimplementthisdocument.However,implementersarecautionedthatthismaynotrepresentthelatestinformation,whichmaybeobtainedfromthepatentdatabaseavailableatWWW.iso.org/patents.I
19、SOshallnotbeheldresponsibleforidentifyinganyorallsuchpatentrights.Anytradenameusedinthisdocumentisinformationgivenfortheconvenienceofusersanddoesnotconstituteanendorsement.Foranexplanationofthevoluntarynatureofstandards,themeaningofISOspecifictermsandexpressionsrelatedtoconformityassessment,aswellas
20、informationaboutISOsadherencetotheWorldTradeOrganization(WTO)principlesintheTechnicalBarrierstoTrade(TBT),SeeWWW.iso.org/iso/foreword.htmLThisdocumentwaspreparedbyTechnicalCommitteeISO/TC44,Weldingandalliedprocesses,SubcommitteeSC6,Resistanceweldingandalliedmechanicaljoining,incollaborationwiththeEu
21、ropeanCommitteeforStandardization(CEN)TechnicalCommitteeCEN/TC12LWeldingandalliedprocesses,inaccordancewiththeAgreementontechnicalcooperationbetweenISOandCEN(ViennaAgreement).Thisthirdeditioncancelsandreplacesthesecondedition(ISO5821:2009),whichhasbeentechnicallyrevised.Themainchangesareasfollows: C
22、IaUSe4,TableS1and2.revised,andTables2and3renumbered; ClaUSe6,examplesupdatedtonewvaluesinTableS1and2moreexamplesaddedforclarification; ClaUSe7,labellingonthepackages,andmarkingoneachelectrodecapsurface; FigUrlLupdateddrawingswithcorrectproportions; Figuri2,addedtoknowthevarietyofthewater-coolinghole
23、bottomprofiles; AnneXA,revisedandmadeinformative; AnneXB,addedtoshowthecomparativetableofelectrodetipshapenamesinsomecountries.Anyfeedbackorquestionsonthisdocumentshouldbedirectedtotheusersnationalstandardsbody.Acompletelistingofthesebodiescanbefoundatwww.iso.orq/members.htmLOfficialinterpretationso
24、fISO/TC44documents,wheretheyexist,areavailablefromthispage:https:CC)mmittue.iso.org/sites/tc44/home/interpretatiorLhtmLResistanceweldingSpotweldingelectrodesFemaleelectrodecaps1 ScopeThisdocumentspecifiesthedimensionsandtolerancesoffemaleelectrodecapsforresistancespotweldingofmetallicmaterials.Taper
25、dimensionsandtolerancesoftheelectrodecapsfollowthevaluesspecifiedinISO1089.NOTEElectrodecapswithlockingtapersareaddressedinISO20168.MaleelectrodecapsarespecifiedinISO5830.2 NormativereferencesThefollowingdocumentsarereferredtointhetextinsuchawaythatsomeoralloftheircontentconstitutesrequirementsofthi
26、sdocument.Fordatedreferences,onlytheeditioncitedapplies.Forundatedreferences,thelatesteditionofthereferenceddocument(includinganyamendments)applies.ISO1089,ResistanceweldingequipmentElectrodetaperfitsforspotweldingequipmentDimensionsISO5182,ResistanceweldingMaterialsforelectrodesandancillaryequipmen
27、tISO17677-1,ResistanceweldingVocabularyPart1:Spot,projectionandseamwelding3 TermsanddefinitionsForthepurposesofthisdocument,thetermsanddefinitionsgiveninISO17677-1apply.ISOandIECmaintainterminologydatabasesforuseinstandardizationatthefollowingaddresses:ISOOnlinebrowsingplatform:availableathttps:WWW.
28、iso.orgobp一IECElectropedia:availableathttps:WWW.electropedia.org/4 DimensionsandtolerancesThedimensionsshallbeasgiveninTable1andFigUre1fortaper1:10.ISO1089shallbeusedtoprovidethetaperdimensionsandtolerances.TolerancesotherthantaperfitsshallbeasgiveninTabIr2.AnneXAaddressesalternativetypesanddimensio
29、nsoffemaleelectrodecaps.AnneXBshowsthevariousnamesusedforelectrodesindifferentcountries.Toenlargetheapplicationpotentialofthisdocument,commonvariationsofthebasetypesarespecifiedinTable1.Table1Dimensionsfortaper1:10(preferredvaluesareprintedinbold-face)DimensionsinmillimetresTypedi/1h，3eRlaOAO13一一一18
30、021,024,08,5一一3065100一一一一1620,023,025,010,5407010020一一22,025,028,012,0一5075100一一一一BO135,06,07,018,021,024,08,530flat3045166,07,08,020,023,025,010,5一40flat50一3045一208,09,010,022,025,028,012,050flat753045CO13一一一18,021,024,08,5一1620,023,025,010,520一一22,025,028,012,0一DO135,018,021,024,08,53,032flat5,03
31、04560166,0一20,023,025,010,5一4,040flat一6,0304560208,022,025,028,012,05,050flat8,0304560Dl135,0一一18,021,024,08,5一4,0一一一一304560166,020,023,025,010,55,0304560208,0一一22,025,028,012,0一6,0一一一一304560EO1318,021,024,08,5-a52016一一20,023,025,010,5-a6一一一20一一2022,025,028,012,0-a820FO13一一18,021,024,08,5一6,5一一一一一一1
32、620,023,025,010,5820一一22,025,028,012,0一10一一一一一一Fl135,05,56,018,021,024,08,55063flat6,5165,56,08,020,023,025,010,55080flat8,0206,07,08,022,025,028,012,0一50100flat10,0一一一GO135,018,021,024,08,510,532flat5,015o20166,0一20,023,025,010,512,040一flat6,01517一208,022,025,028,012,010,050flat8,022,520NOTE1SeeFig
33、Ure1forsymbolkey.NOTE2Fortolerancesondimensions,seeTable2.ThetaperdimensionsandthetolerancesshouldfollowthevaluesspecifiedinISO1089.Values3forTypeEOisresultingotherdimensionsd1,11etc.Twoadditionallengths,11,areofferedtoallowoptimizedlifetimesofthecapsusingtipdressers.d2andR1allowoptionstoadaptthecon
34、tactareastodifferentelectrodeindentationsandnuggetsizes.Roughestimatedvaluesofthemaximumelectrodeforce,Fe,givenfordiameterd1ofTable1areshowninTable3.Themaximumvaluevariesdependingtothehardnessofmaterialsusedfortheelectrodecaps.SeeISO5182tofindthehardnessvalues.Table2TolerancesondimensionsDimensionTo
35、lerancedi0,15mm0,2mmh0,5mm，2SeeISO10890,5mmRlR130mm0,5mmR130mm2,0mm%0,5mmaloC0,02mmKeyccircularitySeeFigUre1forsymbolkeys.Table3Maximumelectrodeforce,Fe,givenfordiameterdlftaper1:10(forinformationonly)dimmElectrodeforceFEHardness150HVkNElectrodeforceHardness150HVkN132,53,5164,05,5206,37,5a)TypeAOd)T
36、ypeDOh)TypeFlc)TypeCO2g)TypeFOi)TypeGOKeyd1outerdiameter(Ofelectrodecap)d2electrodeworkingfacediametereeccentricityI1nominallengthofelectrodecap2nominalholedepthoftaperfitpartRl%alengthofpointedportionradius1radius2angleoftheoutertapeFigure 1 FemaleelectrodecapsConcretebottomprofilesofthewater-cooli
37、ngholeareillustratedinFigure2twhichcanbemodifiedbythemanufacturers.Thebottomprofilesofwater-coolingholeincludingthetotalholedepthLcanbedecidedbythesuppliers/manufacturers,orbyanagreementbetweenthecontractparties.Key2nominalholedepthoftaperfitpart4totalholedepthNOTEForthecasesofa),b)andc),4=2.4should
38、belimitedtoavoidtheelectrodetipcollapse.Figure 2 SomeexamplesofthebottomprofileinwatercoolingholesThecoolingefficiencyofelectrodesvariesdependingonthebottomprofileinadditiontothecoolingwaterflowrateandtippositionofcoolingpipeinthehole.Theextensionofwaterholesbeyondthetaperfitpart(depth2)canbehelpful
39、toimprovethewater-coolingefficiencywhenusinglongerlengthI1capsthantheboldfontdimensionvalues.5 MaterialMaterialsinaccordancewithISO5182shallbeused.6 DesignationDesignationoftheelectrodecapsshouldbeprovidedasthefollowingsequence;ie“ISO5821followsby“TypenameJd/J“Rj/dq,a”,andofTablel.WhenneededJ用,andtt
40、l3nshouldbeattheendofthedesignation.Theindicationisfromlefttoright,stringedtogether,andskippingnon-validentries.Eachentryisseparatedbyahyphen(一).Ifsomeitemsfollowedthelastitemarenotapplicablefortheelectrodecap,thedescription(三)canbeomitted.Whenthelength,/j3isapplicableasthedesignation,thevaluecanbea
41、ddedwithbrackets,like”(7.5)”.Thelocationisthelastportionofthedesignation.EXAMPLESa) AspotweldingelectrodecaptypeAOawithd1=20mm,lengthI1=22mm,50mm(d2andaarenotapplicable),isdesignatedasfollows:ISO5821-AO-20-22-50b) AspotweldingelectrodecaptypeBOiwithdf16mm,length/=l20mm,R=-Omm,dmmanda=30,isdesignated
42、asfollows:ISO5821-BO-16-20-40-8-30C)AspotweldingelectrodecaptypeCO,withd13mm7length/=翼mm(R,darenotapplicable),isdesignatedasfollows:ISO5821-CO-13-18d) AspotweldingelectrodecaptypeDO,withd1=16mm.length/1=20mm,Rflat,dmm,a=60ande=4mm,isdesignatedasfollowsISO5821-DO-16-20-flat-6-60-4e) Aspotweldingelect
43、rodecaptypeGO7withd16mm,length/=25mm.R=,0mm,d=62mmandlength3=12mm,isdesignatedasfollows:ISO5821-GO-16-25-40-6-(12)7Labellingandmarking7.1 LabellingWhenindicatingtheproductdesignationonthepackage,thepackageshallbeprintedwiththefulldesignationandmaterialclassificationnumber,forexample,inaccordancewith
44、Clause6,Exampleb):ISO5821-B0-16-20-40-8-30-A22Thematerialnameconsistsof11groupname,Type,/andNumberdesignatedinISO5182.7.2 MarkingAmarkingshallbeappliedtoanappropriatepartoneachelectrodecapsurface.Theindicationshallbefromlefttoright,stringedtogether.Eachentryshallbeseparatedbyaspace.Themarkingshallbeprovidedinthefollowingorder,i.e.referencestandardnumber,Type,d/andmaterialclassificationnumber.(ISo5821)BO16A22Thereferencestandardnumbermaybeomittedbyanagreementbetweenthecontractparties.AnnexA(informat
