1、INTERNATIONA1.STANDARDISO4000-1editionTwe1.veth2021-08Passengercartyresandrims一(metricseries)PneumatiquesetjantespourvoituresPartiCUI论resPartie1:Pneumatiques(seriemiUimetrique)ReferencenumberISO4000-1.:2021(E)COPYRIGHTPROTECTEDDOCUMENTISO2021岫rkdttcetht1.ijfacdOthcnviscspfti1.tcorr0mehD!UicttB1.mti!
2、3Uatioi(nphf1.otocpyM)g.pnWjcationpstingontheinternetoranintranet,withoutpriorwrittenpermission.PermissioncanbereniK盟RAucekdHpfff1.QbbGgbodyIcommitteehasbeenestab1.ishedhastherighttoberepresentedonthatcommittee.Internationa1.organizations,governmenta1.andnon-governmenta1.,in1.iaisonwithISO,a1.sotake
3、partinthework.ISOco1.1.aboratesc1.ose1.ywiththee1.ectrotechnica1.standardization.Internationa1.E1.ectrotechnica1.Commission(IEC)ona1.1.mattersofTheproceduresusedtodeve1.opthisdocumentandthoseintendedforitsfurthermaintenancearc蜩则搬0f1.S01.ECtM1.如。trttH龈郴AccordanceMtheeditoria1.ru1.esofthe1SOIECDirecti
4、ves,Part2(seewwwjso.org/dncc1.ives).ReionrigMs.d隘的小脚蝴橱脚SnSi嘏趣第R附槐前州他doc三雕山阳监ssubjectofanypatentrightsidenti11edduringthedeve1.opmentCfw1.beintheIntroductionand/orontheISO1.istofpatentdec1.arationsreceived(seewwsv.iso.org/pa1.ents).Anytradeusedinthisconstitutenameendorsement.documentisinformationgive
5、nfortheconvenienceofusersanddoesnotForanexp1.anationofthevo1.untarynatureofstandards,themeaningofISOspecifictermsand哪蝴蜘明瓶ationc。的福P奥央融Mthe可般IIi潴称小牖ticn南版淮IS1.华哂瞬郸硼isoforeword.htn1.IMgRfiwWS&yw1.腑ica1.制SCommitteeISO/TCISO/TC31,Tyres,rimsandva1.ves.Thistwe1.ftheditionofISO4000-1cance1.sandrep1.acesthe
6、e1.eventhedition(ISO4000-1:2015).whichhasbeentechnica1.1.yrevised.Themainchangescomparedtothepreriouseditionareasfo1.1.ows: somedefinitionshavebeena1.ignedwithISO4223-1; thetextoninf1.ationpressuresinC1.ause8hasbeenreworded; newinternationa1.1.yharmonized1.oadindiceshasbeenaddedin-Anex-B.A1.istofa1.
7、1.partsintheISO4000seriescanhefoundontheISOwebsite.Passengercartyresandrims一Tyres(metricseries)1 ScopeNormativepassengerreferencesindispensab1.edocuments,app1.ication.Fordatedreferencesxnormative1.ythereferencedcitedthisdocumentundatedISO3877-1.rTyres,va1.vesandtubes1.istofequiva1.enttermsPart1:Tyre
8、sISOTermsanddefinitions-Spareunitsubstitutiveequipment(SUSE)fo1.1.owingpurposcsofthisdocument,thetermsanddefinitionsgiveninISO38771,ISO42231andtheISOOn1.inebrowsingp1.atform:avai1.ab1.eat4ttpswww5eFgebp3.1rimprotectorEXAMP1.EProtrudingcircumferentia1.rubberrib.4Designation4.1 Sizeandconstruction4.1.
9、1 CharacteristicsX八MP1.E235/45R17.ISO2021-A1.1.rightsreservedPart1:Thisdocumentspecifiesthedesignation,dimensions,and1.oadratingsofmetric-seriestyresprimari1.y2intendedforcars.TheFo1.1.owingforitswho1.einpart,areeditioninapp1.ies.Forreferences,the1.atesteditionofthereferenceddocument(inc1.udinganyam
10、endments)app1.ies.ISO42231.tDefinitionsofsometermsusedinthetyreindustry-Part1:Pneumatictyres316992,PassengercartyresFortheapp1.y.ISOandIECmaintaintermino1.ogica1.databasesforuseinstandardizationatthefo1.1.owingaddresses:IECE1.ectropedia:avai1.ab1.eathttp:/wvw.e1.ectropedia.org/featureincorporatedint
11、othe1.owersidewa1.1.areaofthetyrewhichisintendedtoprotecttherimf1.angefromdamageThetyrecharacteristicssha1.1.bedesignated:Nomina1.sectionwidth/Nomina1.aspectratioTyreconstructioncodeNomina1.rimdiametercode4.1.2 Nomina1.sectionwidthThenomina1.sectionwidthofthetyresha1.1.beindicatedinmi1.1.imetres,and
12、thispartofthedesignationSbPHamitiMreitherVjhheiriartiera1.(idm0QhvHsc11dtintSnanysing1.eseriesoftyreswiththesamenomina1.ForsizesmountedonS0tapered(code-designated)rimsrthenomina1.sectionwidthsha1.1.endin5.4.1.3 Nomina1.aspectratioThenomina1.aspectratio(H/S1.whereHisthedesigntyresectionheightandSisth
13、edesigntyresectionwidth)sha1.1.beexpressedasapercentageandsha1.1.beamu1.tip1.eof5.4.1.4 TyreconstructioncodeThetyreconstructioncodesha1.1.be： Bforbias-be1.tedCOnStrUCtion; Dfordiagona1.construction; Rforradia1.construction; RFforradia1.run-f1.atconstruction(on1.yapp1.icab1.etorun-f1.atorse1.f-suppor
14、tingtyresasdefinedinISO16992;radia1.extendedmobi1.itytyresasdefinedinISO16992sha1.1.havetheconstructioncodeR)Inthecaseoftyreshavingamaximumspeedcapabi1.ityexceeding240km/h.thetyreconstructioncodeRcanberep1.acedbyZRandthetyreconstructioncodeRFcanberep1.acedbyZRF.h如W岫用C)B1.yf创UWXi1.nHmtyhiaRE娟砌OtePIwh
15、heZRRconstructionUseofanyothercode-1.etter(e.g.inthecaseofanewconstructiontype)shou1.dfirstbesubmittedtoISOforacceptance.4.1.5 Nomina1.rimdiametercodeFortyresmountedon50tapered(code-designated)rims,thecodesha1.1.beasgiveninTab1.e1.Tab1.e1Nomina1.rimdiametercodeNomina1.rimdiametercodeNomina1.rimdiame
16、terD2871130762I限帕能冶If1.M)砰sshb幅螺池w-c%ptnorff三tete11a传辣解盘gdeHPffT三nting,mi1.1.imetres.4.2Servicedescription4.2.1 Genera1.Theservicedescriptionsha1.1.be:1.oadindexSpeedsymbo1.Inthecaseoftyreshavingamaximumspeedcapabi1.ityexceeding300kmh1.thespeedsymbo1.Yandthe1.oadindexsha1.1.hebothp1.acedwithinparent
17、heses,toidentifyperformanceupto300km/h.EXAMP1.E235/45ZR17(97Y).Formaximumspeedcapabi1.ityand1.oadcarryingcapacityofthetyreover300km/h,consu1.tthemanufacturer.4.2.2 1.oadindexThemaximumtyre1.oad-carryingcapacitycorrespondingtotheserviceconditionsspecifiedbythetyremanufacturersha1.1.beindicatedbya1.oa
18、dindextakenfromTab1.e2tpertyreforasing1.emounting.4.2.3 Speedsymbo1.A1.phaora1.pha-numericcodewhichindicatesthespeedcategory(4.2.4)ofthetyre.4.2.4 SpeedcategoryAspeedcategoryisassignedtoatyreaccordingtothemaximumspeedwhichthetyrecansustain.Uis好IQtI附顼se11rijptejira1.ct)eristicsacco11ianccwith4W34.3.1
19、Theword“TUBE1.ESSsha1.1.appearonthesidewa1.1.softyreswithouttubes.4.3.2The1.ettersX1.m,c1.osetothetyresizedesignation,orthewordsREINFORCEDorEXTRA1.OADsha1.1.appearonthesidewa1.1.softyresdesignedfor1.oadsandinf1.ationpressureshigherthanthestandardversion.4.3.3SidewaIIsTheIettersdesignedforto1.oadsIow
20、erdesignationzorversion.1.IGHT1.OADsha1.1.appearonthe4.3.4temporary-use1.etterspareimmediate1.yprecedingthetyresizedesignation,sha1.1.beusedtoidentifyT-type4.3.SSpecificindications,ifrequired,canbeaddedtoindicate: thetypeofvehic1.eforwhichthetyreisprimari1.ydesigned,usingthesymbo1.Pforpassengercars(
21、see4.3.6); temporaryuseofcertainsparetyres,usingindicationssuchas4TEMPORARYUSEON1.Y,; bias-be1.tedconstruction,withthewords*B1ASBE1.TED; radia1.construction,withthewordRADIA1.*; directionofmounting; directionofrotation; typeoftreadpattern； othercharacteristics.4.3.6shou1.dThepositionedmarkingconfusi
22、onCannotwheretherecou1.dambiguityregardingservicetyreconditionmarking.EXAMP1.EP29545R17.Tab1.e2Equiva1.encebetween1.oadindex(1.I)andtyre1.oad-carryingcapacity(T1.CC)kgkgkgh.a42%1.oadincreasewitha50kPanatonpressureincrease.ISO2021-A1.1.rightsreserved1.IT1.CCUT1.CC1.IT1.CC1.IT1.CC2IOTheknh.maximumt)re
23、1.oadCanymgCaPaC1.tycorrespondingtothe1.oadindexsha1.1.app1.yforspeedsuptoandinc1.udingrEtr三c11s:HIFWZ和博k*八!0MC2hE小心川四加仙段物匕EM“kUfa11y瞰小卒“sri丑EEh甲曲drftrtasesdwf*6JPIKjmidnMWK1.d瑞W於八；2砥hetonAmaxmimmWadi刀Ikanr)I瞰期bQaCn)fcrY,pertyre(ccfp)drtothekoiindexsta1.1.ItH4i”q击11ttfr*)Kbhivr三ri53!EmhVtFi哦百甲曲抨M1.r
24、fr部SfmFmc11gj8SM3k射邓帙胪磔in核叫CwtiSee23t4.2.4andTab1.e3forspeedcategoriesandtheirsymbo1.s.11)irForsprfcjadtFc(OWPnmttaiJ3kn/iinrtti)rmZR11irtfdothe11jim11tyr11CrbHh卧也MWUdbSt冰力rtyntbet)erw11f)ctrrforem11f11j11OTt1.WjSpeedsymbo1.SpeedTab1.e3Speedsymbo1.sandcorrespondingspeed1.IT1.CC1.ITIXC1.IT1.CC1.IT1.C
25、CIqn/hoFortyr,sdesignedforSPWdScxcccdig300km/h,scc-4w鼻5MarkngThemarkingsha1.1.inc1.udedesignationsofthefo1.1.owing:a)sizendconstruction;210Thekmh,maxmumtyre1.oadcarryingCaPadtycorrespondingtothe1.oadindexsha1.1.app1.yforspeedsuptoandinc1.udingb)servicedescription(see4.2.1);c)any(therservicecharacter
26、istics.TheIocatonofthemarkingofthe1.oadindexandspeedcategorysha1.1.bedistinctbutnearthemarkingOftheSiz弱d您盛慰黑押物dip呻欣bindm1.dnWndY124(n1.ek1.tnumunfcWauftwdZTOcany电tan/kctfbrY.PertgeOntSfaidngstienaNo1.ocatiMrtfttHnan*口IndHSinWre门WidhmetemErtmjIi611nw1.tiri6roxjw)1.tuiAOpecctsofratbf1.80ddia1.correspo
27、n珈/称世f1.小锦砧邮ft皿狱的栋旨-网小砌保Mg1.41螭领用丽MI1.(Jfi3蝌柩宓讪邛圮呐marked:Q的165/80R1587HTUBE1.ESSNOTESeeAnnexDforotherexistingsizemarkings.6TyreIUISiAJI&枷1帧脾朴次的nWtajUMM15%*2NSH耶WMM1.ta啊Mm做tMua41.51kbta3t1.mVk年她*联祕tf1.Bm6.1Round1.ngva1.uesSee4.23.4.2.4andTab1.e3forspeedcategoriesandtheirsymbo1.s.Exceptinthecasesgiven
28、in6.2.1and6.2.2,roundtheformu1.a-derivedva1.uesfortyredimensionstothenearest11IMmgt淞(S转IiSQ*(M3O?IMaiWRXR3加业Bir川ninrtyrvsork也出,M11w怆ICMMkkeTegTCITErnft11rhrcuIiTHMtyTthMSpeedSymbO1.Speed6.2Ca1.cu1.ationofdesigntyredimensions6.2.1Rth=KIXSN(1)Rthisthetheoretica1.rimwidth,expressedinmi1.1.imetres;SNist
29、henomina1.sectionwidth.Ki=0,7wherethe1.yreshaveanomina1.aspectrat100f50to95;6.2.2KjSn25,4Fortyresmountedon5odrop-centrerimswithanomina1.diameterexpressedbyat,o-figurecode：Kz=0,75fornomina1.aspectratios70to60;-Kz-0,85fornomina1.aspectratio45;NOTEOtherva1.uesofKzforothertcandrimtypeswi1.1.bedefinedinafuturerevision.6.2.3 Designtyresectionwidth,SRm,tothemeasuringrimridthcode,RmS1.X1.S1.X1.S1.X1.S1.X1.S1.X1.S1.X1.S1.X1.S1.X1.S1.X1.S1.X1.S1.X1.S1.X1.S1.X1.S1.X1.165
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