ISO 04437-3-2024.docx

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1、5SOInternationa1.StandardISo44373Secondedition2024-02P1.asticspipingsystemsforthesupp1.yofgaseousfue1.s一Po1.yethy1.ene(PE)一F9gsSystemesdecana1.isationsenp1.astiquepourIadistributiondecombustib1.esgazeuxPo1.yethy1.ene(PE)一Panic3:RaccordsReferencenumberISO4437-32024(en)COPYRIGHTPROTECTEDDOCUMENTISO202

2、4WintGhcdBdHUWwdotherwiseCrW4WMrtiwcmbxtt11)ni(WkJhrtRinkHimftWr1.9Htumcnpyip?IHdiCnticnma),theinternetoranintranet,withoutpriorwrittenpermission.Permissiononber?qucsteifromeitherISOattheaddressbe1.oworISOsmemberbodyinthecountryoftherequester.b,Vyfrfiandonnet8CH-1214Vcmicr,GenevaPhoae:*41227490111聊独

3、te:薪括嬴OQrgPub1.ishedinSwitzer1.andContentsForewordPageVitroductionGSconeVjNormativereferences23Termsanddef1.nitions33.1Termsre1.atedtogeometry33.2Termsre1.atedtomateria1.43.3Termsre1.atedtomateria1.ch3Cteristirs43.435scmci?conditions6SvmhnkNnrihhrpvatpdtprm64.16e4.2Abbreviatedtrms83Materia1.95.1PEco

4、mpoundforfittings95.2Materia1.fornonpo1.yethy1.eneparts95.2.25.2.3Sea1.ingmateria1.s.996S24Othprmafpriak106.1APPearanCeO6.2Oo1.oUr106.3Appigiraiice.Df1.actory-IuadejQinis.106SE1.ectrica1.CharaCmrk1.kWfore1.ctrnfuiionfittinp107Geometrica1.characteristics7.1Measurementnfdimensions11117.2Dimensionsofe1

5、.ectrofusionsocketfittingsH7.,Wa1.1.1.engthsofe1.ectrofusionsockets137.2.3Out-of-roundnessoftheboreofafitting(atanypoint)137.2.4Spigots.137.37福ner曲iW梢做脚sionSaddIen1.U噌137.4Dimensionsofspigotendfittings147.41D1.ameterSandIengthS7.4.2 fusionend7.4.3 Wa1.1.thicknessofthefittingbody14167.4.4Otherdimensi

6、ons67.5Dimensionsofsocketfusionfittings,167.67%bsigd孤嘟nsionsOfmechanica1.fittings167.6.2Mechanica1.fittingswithpo1.yethy1.enespigotends177.6.3Mechanica1.fittingswithno1.vethv1.enee1.ectofsionsockets1781,=Merhnnicn1.ch;Irnderiqtirq178.1Gcners1.178.217asPb)11B1.huextduttiems20HiPhysica1.characteristic

7、s9.1 Conditioning9.2 RequirementsPerformancerequirementsTechnica1.informationMarking12.1 Genera1.12.2 Minimumrequiredmarkingoffittings2121212222222223De1.ivcryconditions24Annex A (normative)Socketfusionfittings25Annex B (informative)Examp1.esoftypica1.termina1.connectionsfore1.ectrofusionfittings27A

8、nnex C (normative)Short-termpressuretestmethod30Annex D (normative)Tensi1.etestfor11ttingpipeassemb1.ies.32Annexe1.ectrofusionsocketfittingseries34Bib1.iographyForewordISO(theInternationa1.OrganizationforStandardization)isaWOHdwidefederationofnationa1.standardsIMdIiest触UimatbnnbtidM明岷IWnribefPrbPdNM

9、EtetfndtiOna1.StauddM!nthawrhriDgdtt1.WekQ般FaVa1.iiertotJfcdpphcab1.e;that9MPais testmethodshavebeenupdatedandnewmethodshavebeenaddedforPE100-RCmateria1.s.A1.istofa1.1.partsintheISO4437seriescanbefoundontheISOwebsite.AnyfeedbackorquestionsonthisdocumentShOUIdhadiUd1.CthaWiwknJtiOna1.standardsbody.Ac

10、omp1.ete1.istingofthesebodiescanbefoundatwww.iso.org/membcrs.htrn1.IntroductionTheISO4437seriesspecifiestherequirementsforapipingsystemanditscomponentsmadefrompo1.yethy1.ene(PE)compounds,whichisintendedtobeusedforthesupp1.yofgaseousfue1.s.Thisdocumentcoversthecharacteristicsoffittings.materia1.sandc

11、omponents,otherthanfittings,arespecifiedinCharacteristicsforfitnessforpurposeofthesystemarecoveredinISO4437-5.Recommendedpracticefordesign,hand1.ingandinsta1.1.ationisgiveninISO/TS10839.ViP1.asticspipingsystemsforthesupp1.yofgaseousfue1.s一Po1.yethy1.ene(PE)F站甲BgS1 ScopeThisdocumentspecifiesthecharac

12、teristicsoffusionfittingsmadefrompo1.yethy1.ene(PE)aswe1.1.asofmechanica1.fittingsforpipingsystemsinthefie1.dofthesupp1.yofgaseousfue1.s.Ita1.sospecifiesthetestparametersforthetestmethodsreferredtointhisdocument.InN楣Mfiai8监制AVa1.隅，W券Q,侧后44抻5曲W小曲49只於册停峡曲配1.4pp1.fWb1.etoPEusedunderthefo1.1.owingcondit

13、ions:a) pressure(MOP),uptoandinc1.uding10ban),atareferencetemperatureof20b) anoperatingtemperaturebetween-20and40.Foroperatingtemperaturesbetween20and40.deratingCoefTicientsarcdefinedinISO4437-5.TheISO4437seriescoversarangeofmaximumoperatingpressuresandgivesrequirementsconcerningco1.ours.thk帆espoIWt

14、tMU蹴heiPbtbtiKft岫您科枇制蜘嗣MdRiaIwythe%M邳YMbCn噬Hktte册3付中3iects,practicesorcodes.Thisdocumentisapp1.icab1.eforfittingsofthefo1.1.owingtypes: e1.ectrofusionsocketfittings; e1.ectrofusionsadd1.efittings; spigotendfittings(forbuttfusionusingheatedtoo1.sande1.ectrofusionsocketfusion); socketfusionfittings； m

15、echanica1.fittings.闲黑rendTFtftngscanbe,forexamp1.e.Intheformofcoup1.ers,sadd1.es,equa1.andreducedtees,reducers,e1.bows,NO,E2Eabricatcdfittingsarcnorma1.1.ynotusedforgasapp1.icationsexceptfor1.argerdimensionsorintheabsenceofotherso1.utions.GuidancecanbefoundinISO4427-3:2019,AnnexB.2Normativereference

16、sThefo1.1.owingdocumentsarereferredtointhetextinsuchawaythatsomeora1.1.oftheircontentconstitutesrbqtcm(wtiotbkhertronntFdocUmhtrefreckMi8ikpjJtheftrtmn!0tf)1.ies.Forundatedreferences,O7opfCTpethreadswherepressure-tightjointsaremadeonthethreads-Part1:Dimensions,to1.erancesandI5(2W?丹仪Qhreadswherepress

17、ure-tightjointsarenotmadeonthethreadsPart1：Dimensions,to1.erances的rE则叼*m7rtb鼬戚幡哪me1.tmass-f1.owrate(MFR)andme1.tvo1.ume-f1.owrate(MVR)of做)%iW1.侬峋壁陡喇刎敏f婚即翩汨谕稠阿丽WsfortheconveyanceOfCUidSDeterminationof楔SiqsK和1蚀肺国术困锹怖画曲硒“m蛔随依即曲*veyanceoff1.uidsDeterminationoftheISO3126,P1.asticspipingsystemsP1.asticsco

18、mponentsDeterminationofdimensionsISO4437-tP1.asticspipingsystemsforthesupp1.yOfgaseousfue1.sPo1.yethy1.ene(PE)PQrt1：Genera1.ISO4437-2:2024,P1.asticspipingsystemsforthesupp1.yofgaseousfue1.sPo1.yethy1.ene(PE)Part2：Pipes麻Apo*e4聪75,ffiE构削HcSpipings)fstemsforthesupp1.yofgaseousfue1.sPo1.yethy1.ene(PR)Pa

19、rt5:Fitnessfor颔气的珅阴脚&强即血蚓糊掘Hfi附用喇砌出即则神IaDetennmQdOnOfoxidationinductionMoq喇忡守P用而卿破i三M龄仙却醐松仲则酬仍附硼喇也助爬泌朋tems-Part5:Two-ISO13950,P1.asticspipesandfittings-Automaticrecognitionsystemsfore1.ectrofusionjoints僧喇蜻。幽雕随耐in。systemsTeStmethodfortheresistanceofp1.asticpipe/pipeorpipe/fitting联河旃5f!P(I型的性讪iff哨PiPe

20、SandfittingsDeterminationofthetensi1.estrengthandfai1.uremodeoftest欣Pi翎物悯密南1麻树渤存作H7f担心P阳便期西皿estforpo1.yethy1.ene(PE)e1.ectrofusionassemb1.iesofISO13955,P1.asticspipesandfittingsCrushingdecohesion1.estforpo1.yethy1.ene(PE)e1.ectrofusionassemb1.ies邸)如讨腌郴粕UGYMiPmin佃Q萨比arfiphesiontestofpo1.yethy1.ene(PE

21、)sadd1.efusionjointsEva1.uation掰龊他nE%腮ericsMsISO13957,P1.asticspipesandfittingsPo1.yethy1.ene(PE)tappingteesTestmethodforimpactresistanceMateria1.requirementsforsea1.susedinpipesandfittingscarryinggaseousfue1.s的淄M邰-FiUings1.va1.vesandanci1.1.ariesDeterminationOfgaseousf1.owrate/ISO17885,P1.asticspip

22、ingsystemsMechanica1.fittingsforpressurepipingsystemsSpecificationsZ8don1.跆pu)w1.g建teriaf即ethodpiping-DeterminationofStrainHardeningModu1.usin3TermsanddefinitionsForthepurposesofthisdocument,thefo1.1.owingtermsanddefinitionsapp1.y.ISOandIECmaintaintermino1.ogydatabasesforuseinstandardizationatthefo1

23、.1.owingaddresses：ISOOn1.inebrowsingp1.atform:avai1.ab1.eathttpsvrw.iso.orgobpX1.怏岂WWW4mFopedeFg/3.1,1nomina1.sizeDN/ODnumerica1.designationofthesizeofacomponentre1.atedtotheoutsidediameterftn11)Wt(neenth/8pphrah1.entxmn0tBnbidesipchda11xunate1.yequa1.tothemanufaau11ngdimensioninmi1.1.imetres3.1.2no

24、mina1.outsidediameterdspecifiedoutsidediameterassignedtoanomina1.size(3.1.1)Note1.1.31 toentry:Nomina1.outsidediameterisexpressedinmi1.1.imetres.meanoutsidediameterdfmva1.ueofthemeasurementoftheoutercircumferenceofthepipeorspigotendofafittinginanycross-sectionnrn由3杰dby11(=3,142)rroundedtothenextgrea

25、ter0,1minimummeanoutsidediameterdcmznunminimumva1.ueforthemeanoutsidediameter(3.1.3)asspecifiedforagivennomina1.se(3.1.1)1.1.32maximummeanoutsidediameter(c11max.maximumva1.ueforthemeanoutsidediameter(3.1.3)asspecifiedforagivennomina1.size(3.1.1)1.1.33oubof-roundnessova1.itydifferencebet,eenthemaximu

26、mandtheminimumoutsidediametersinthesamecross-sectionofapipeor0tnomina1.wa1.1.thicknessCnnumerica1.designationofthewa1.1.thicknessofacomponent,whichisaconvenientroundnumber,approximate1.yequa1.tothemanufacturingdimensioninmi1.1.imetres(mm)Note1to,isForspecifiedminimumwa1.1.(h1.ckntsCheISO().thickness

27、,entr)：idenUca1.thermop1.asUcscomponentsconformingtotanypoint44373.1.9series,theva1.ueofthenomina1.wa1.1.3.1.8wa1.1.thicknessatanypointewa1.1.thicknessatanypointaroundthecircumferenceofacomponentroundedtothenextgreater0,1rnmBit91toentry:Thesymbo1.forthewa1.1.thicknessofafittingorva1.veatanypointisE.

28、minimumwa1.1.thicknessatanypointminTY1YbumvaucIhCWH1.1.hiCkneSSatanypoint(3.1.8)aroundthecircumferenceofacomponentto1.erancepermittedvariationofthespecifiedva1.ueofaquantity,expressedasthedifferencebetweenthepermittedTixiTumandthepermittedminimumva1.uestandarddimensionratioSDRnumerica1.designationof

29、apipeseries(3.1.12),WhiChyCOnVCnientroundnumber,approximate1.yequa1.toq11ensinrat100fthenomina1.outsidediameter(3.1.2)andthenomina1.wa1.1.thickness(3.1.7)pipeseriesnumberforpipedesignationWWnI1.a,re帆(曲18击网历。um4065.pipeseries,S,andthestandarddimensionratio(SDR)(3.1.11)isgivenbySDRS二23.2 Termsre1.ated

30、tomateria1.3.2.1compoundhomogenousextrudedmixtureofbasepo1.ymer(3.2.4)(po1.yethy1.ene)andadditives(i.e.anti-oxidants,pigments,carbonb1.ack.UV-stabi1.izcrsandothers)atadosage1.eve1.necessaryfortheprocessinganduseof里,也OnentSpound(3.2.1)inaformsuchasgranu1.esthathasnotbeensubjectedtouseorprocessingothe

31、rthanthat5e2redforitsmanufactureandtowhichnoreworkedorrecyc1.ab1.emateria1.shavebeenaddedreworkecimateria1.p1.asticsmateria1.sfromrejectedunusedproductsortrimmingsthathavebeenmanufacturedandretained王典np1.antsownedandoperatedbythesame1.ega1.entitybasepo1.ymerpo1.ymerproducedbythemateria1.supp1.ierfor

32、themanufactureofthecompound(3.2.1)3.3 Termsre1.atedtomateria1.characteristics3.3.11.owerconfidence1.imitofthepredictedhydrostaticstrength.r,quantity,withthedimensionsofstress,whichrepresentsthe97,5%1.owerconfidence1.imitofthepredictedhydrostaticstrengthattemperatureandtimet8足立1toentry:Itisexpressedi

33、nmegapasca1.s(MPa).minimumrequiredstrengthMRSva1.ueofthe1.owerconfidence1.imitofthepredictedhydrostaticstrength(3.3.1)at20and50years,roundeddowntothenextsma1.1.erva1.ueoftheR1.OseriesorR20seriesNote1toentry:On1.ycompounds(3.2.1)withanMRSof8MPaor10MPaarespecifiedinthisdocumentNote2toentry:TheR1.Oseri

34、esandtheR20seriesconformtoISO3.Note3toentry:Itisexpressedinmegapasca1.s(MPa).SOURCE:ISO12162:2009,3.3,modifiedNote1toentryhasbeenremovedandrep1.acedwithnewNotesj史？t0entry.designcoefficientcoefficientwithava1.uegreaterthan1whichtakesintoconsiderationSerViCeconditionsaswe1.1.aspropertiescomponentsofap

35、ipingsystemotherthanthoserepresentedinthe1.owerconfidence1.imitme1.tmass-f1.owrateMFRva1.uere1.atingtotheviscosityofthemo1.tenmateria1.ataspecifiedtemperatureand1.oad84tTermne1.ateprtMorawConditiOnSminU1.eS(g10m1.n).3.4.1gaseousfue1.fue1.whichisingaseousstateatatemperatureof15atatmosphericpressurefH

36、kTh(KiGnhyKhMecnfhrBgInqROSMSt1.tjIJiegasesfromrenewab1.esourcesinnatura1.gasnetworks,eg.hydrogen3.4.2maximumoperatingpressureMOPmaximumOfTec1.ivepressureofthef1.uidinthepipingsystemwhichisa1.1.owedincontinuoususeNote1ofaItissystem,isbar.1(takesintothcaccountthephysica1.COmPOnettUcHfi湾皿Pgexpressed1.

37、tinca1.cu1.atedusingfo1.1.owingformu1.a:andthemechanica1.characteristicsoftheNote2entry:Iifeofaton100years;seeReferences13,(14of(15J.Possib1.ctoscrviccRcscarch1.east1.ong-termperformancePcgasdistributionsystemsshowsa3.4.3referencetemperaturetemperatureforwhichthepipingsystemisdesignedIiaftndnCttnvta

38、neimrfsKpiping39H5).orpartsofapiping3.5Termsre1.atedtojoints3.5.1e1.ectrofusionsocketfittingpo1.yethy1.ene(PE)fittingwhichcontainsoneormoreintegratedheatinge1.ementsthatarecapab1.eoffgforminge1.ectrica1.energyintoheattorea1.izeafusionjointWithaspigotendorapipee1.ectrofusionsadd1.efittingpo1.yethy1.e

39、ne(PE)fittingwhichcontainsoneormoreintegratedheatinge1.ementsthatarecapab1.eof劈甲Orminge1.ectrica1.energyintoheattorea1.izeafusionjointontoapipetappingteee1.ectrofusionsadd1.efitting(3.5.2)thatcontainsacuttertotapthroughthewa1.1.ofthemainpipeandremains想好bodyofthisfittingbranchsadd1.ee1.ectrofusionsad

40、d1.efitting(3.5.2)thatrequiresananci1.1.arycuttingtoo1.fordri1.1.ingaho1.eintheadjoiningSgPSespigotendfittingpo)yethyIn(PE)fittingwheretheoutsidediameterofthespigotendisequa1.tothenomina1.outside4rJ2)correspondingpipesocketfusiontt1.ngpo1.yethy1.ene(PE)fittingdesignedtoaccepttheinsertionofapipeorspigotendtorea1.izeafusionjoint魁IeCnmatingsurfacesusingthesocketfusionprocessmechanica1.fittingfittingforassemb1.ingp1.asticspipeswitheachotherorwithameta1.pipeorfitting,thatinc1.u