ISO 0443722024.docx

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1、5SOInternationa1.StandardISO4437-2Secondedition2024-02P1.asticspipingsystemsforthesupp1.yofgaseousfue1.s一Po1.yethy1.ene(PE)一PP2:Systemesdecana1.isationsenp1.astiquepourIadistributiondecombustib1.esgazeuxPo1.yethy1.ene(PE)一Panie2:TubesReferencenumberISO4437-22024(en)COPYRIGHTPROTECTEDDOCUMENTISO2024W

2、intGhcdBdHUWwdotherwiseCrW4WMrtiwcmbxtt11)ni(WkJhrtRinkHimftWr1.9Htumcnpyip?IHdiCnticnma),theinternetoranintranet,withoutpriorwrittenpermission.Permissiononber?qucste.1Mc3surcr11ctofdimensions87.2Meanoutsidediameters,out-of-roundness(ova1.ity)andto1.erances.87.3IthMinIminagQUthIaiOIbMhSanCeS97.3.2To

3、1.eranceontheWanthicknesses.107.4Circumferentia1.reversionofpipesWithdnequa1.toorgreaterthan250mm124Mechanica1.characteristics1281COnd1.口OnIng129 8.2Requirements12Physica1.characteristics169.1 Conditioning1610 9.2Requirements161Performancerequirements16Marking161.Gene1.a1.611.2Minimumrequiredmarking

4、17Annex A (nonnative)Pipeswithco-extruded1.ayers18Annex B (normative)Pipeswithpee1.ab1.e1.ayerZOAnnex C (nonnative)Squeeze-Offtechniquc22Bib1.iography23HiForewordISO(theInternationa1.OrganizationforStandardization)isaWOHdwidefederationofnationa1.standardsIK1.d1.ieSt乎Buimatbnnbtid泌EA岷IWnribefPrbPdW蛔I

5、1.rtetndtiOnaIStaUHiBtdHiirnririnhI1.ytecbHivikMtMinxIh1.tOaghhasbeenestab1.ishedhastherighttoberepresentedonthatcommittee.Internationa1.organizations,governmenta1.andnon-governmenta1.,in1.iaisonwithISO,a1.sotakepartinthework.ISOco1.1.aboratesc1.ose1.ywiththeInternationa1.E1.ectrotechnica1.Commissio

6、n(IEC)ona1.1.mattersOfe1.ectrotechnica1.standardization.Theproceduresusedtodeve1.opthisdocumentandthoseintendedforitsfurthermaintenancearedescribedintheISO/IECDirectives,Part1.Inparticu1.ar,thedifferentapprova1.criterianeededforthedifferenttypesPf1.E(5t9ft三f1.fs,shR3fidraftedinaccordancewiththeedito

7、ria1.111.esoftheISOdrawsattentiontothepossibi1.itythattheimp1.ementationofthisdocumentmayinvo1.vetheuseof（八）陶源榭泡PeCttakeser斑淑ition由龈优erA嗨脚硒用M能%CU檎帆格bi哪而脚龈似楸dpatentpatents)whichmayberequiredtoimp1.ementthisdocument.However,imp1.ementersarecautionedthatthismaynotrepresentthe1.atestinformation,whichmay

8、beobtainedfromthepatentdatabaseavai1.ab1.eatWWWmeMirgpm1.3NsISOsha1.1.notbehe1.dresponsib1.eforidentifyinganyora1.1.suchpatentrights.Anytradenameusedinthisdocumentisinformationgivenfortheconvenienceofusersanddoosnotconstituteanendorsement.%tnBHexpHg1.而减tuyr做阳3Stand僦(BMutuhmih痴M1.dawssionsOrganizatio

9、n(VVrTO)princip1.esintheTechnica1.BarrierstoTrade(TBT),seewww.iso.org/iso/forcword.htm1.临SPOrtd硼昧:W腮瞅腕探徐卷福制随附依他枷眺州麻世川曲嬲靓1.%ekva1.vesfortheThissecondeditioncance1.sandrep1.acesthefirstedition(ISO4437-2:2014),whichhasbeentechnica1.1.yrevised.Themainchangesareasfo1.1.ows： PE100-RCtypemateria1.swithenha

10、ncedresistancetos1.owcrackgrowth(SCG)havebeenadded; requirementsforthecompoundforidentificationstripeshavebeenupdated; thenomina1.outsidediameterrangeofthepipehasbeenincreasedto800mm; thePE8020oC100hcontro1.pointhasbeenchangedto10MPawithanotetoadvisethat9MPaisapp1.icab1.eiftheISO9080datasetforamater

11、ia1.indicatesthata1.owerva1.ueisapp1.icab1.e; testmethodshavebeenupdatedandnewmethodshavebeenaddedforPE100-RCmateria1.s.A1.istofa1.1.partsintheISO4437seriescanbefoundontheISOwebsite.蜘PIetef也蝴驯Ption三三拙蒯砥曲RHMtWW三member网刷.snationa1.standardsbody.AIntroductionTheISO4437seriesspecifiestherequirementsfora

12、pipingsystemanditscomponentsmadefrompo1.yethy1.ene(PE)compounds,whichisintendedtobeusedforthesupp1.yofgaseousfue1.s.Thisdocumentcoversthecharacteristicsofpipes.幽明狎鸵Mffest443甲hmateria1.sandcomponents,Otherthanpipes,arespecifiedinISO4437-1,CharacteristicsforfitnessforpurposeofthesystemarecoveredinISO4

13、437-5.Recommendedpracticefordesign,hand1.ingandinsta1.1.ationisgiveninISO/TS10839.P1.asticspipingsystemsforthesupp1.yofgaseousfue1.s一Po1.yethy1.ene(PE)P)腔：1 ScopeThisdocumentspecifiesthecharacteristicsofpipesmadefrompo1.yethy1.ene(PE)forpipingsystemsinthefie1.dofthesupp1.yofgaseousfue1.s.Ita1.sospec

14、ifiesthetestparametersforthetestmethodsreferredtointhisdocument.InN楣Mfiai8监制AVa1.隅，W瘀,渊后44抻5曲W小曲49只於册停峡曲配1.4pp1.fWb1.etoPEusedunderthefo1.1.owingconditions:a)ft11忠潴SU脚恨辨照；pressure(MOP),uptoandinc1.uding10ban),atareferencetemperatureof20b)anoperatingtemperaturebetween-20and40.Foroperatingtemperatures

15、between20and40.deratingCoefTicientsarcdefinedinISO4437-5.TheISO4437seriescoversarangeofMOPsandgivesrequirementsconcerningco1.ours.Thisdocumentisapp1.icab1.etothreetypesofpipes:PEpipes(outsidediameter,d11)inc1.udinganyidentificationstripes；-d部峭黑的IaSCW田&刈加做沁出师&标桃山弗foutsia三，外曲!derating；PiPe(tota1.outsi

16、dePEpipes(outsidediameter,d11)withapee1.ab1.eandcontiguousthermop1.asticsadditiona1.1.ayerontheoutsideofthepipe(*coa1.edpipe*)asspecifiedinAnnexB.Itistheresponsibi1.ityofthepurchaserorspecifiertomaketheappropriatese1.ectionsfromtheseaspects,takingintoaccounttheirparticu1.arrequirementsandanyre1.evan

17、tnationa1.regu1.ationsandinsta1.1.ation2 practicescodes.NormativereferencesR里舲U眼Htg跣MW蜩a5i陵iWH时曲.的衲6tutesthe1.atesteditionofthereferenceddocument(inc1.udinganyamendments)app1.ies.生秋?艺妇济即MGtfgymeChorfMeme1.tmass-f1.owrate(MFR)andme1.tvo1.ume-f1.owrate(MVR)of0嵯拚期谢功佛曲而峻唧P溷呐t1.诲的0例4蚓Mf1.Sfortheconveyanc

18、eOff1.uids-Determinationof1)1bar=0.1MPa=10sPa；1MPa=1N/mm乙KaSTq吩2夕丽醐册R三W狮DeterminationoftheISO2505,Thermop1.asticspipes1.ongitudina1.reversion-TestmethodandparametersISO3126,P1.asticspipingsystems-P1.asticscomponents-DeterminationofdimensionsISO4437-1,P1.asticspipingsystemsforthesupp1.yOfgaseousfue1.

19、sPo1.yethy1.ene(PE)Part1:Genera1.AaPOSe4秘7-5,削的9HMcjpipingsystemsforthesupp1.yofgaseousfue1.sPo1.yethy1.ene(PE)Part5:FitnessforISO6259-1,Thermop1.asticspipesDeterminationoftensi1.epropertiesParr1：Genera1.testmethodISO62593,Thermop1.asticspipesDeterminationoftensi1.epropertiesPart3:Po1.yo1.efinpipesI

20、SO9969,Thermop1.asticspipesDetenninationofringstiffness后防rie1.f92f1.:2018,Thermop1.asticspipesfortheconveyanceoff1.uidsDimensionsandto1.erancesPart1：而哂琳悯阴总明史昭敬蚓拗蛔睨阳尚酬晒T田盟F四郎W&Daermin(HtOnofoxidationinduction颂PpWm.M格RGpk岫&6怏妍群触须檄廊:阳阳QS-DeterminationOfresistancetorapidcrack颂/YW?也ZTf胸用ph佛畸off1.uidsDete

21、rminationofresistancetorapidcrack甲向冲(野出Iefti巧f犍:娶”f油dHh兆苑h观DeterminationofresistancetocrackpropagationISO13968,P1.asticspipingandductingsystems-Thermop1.asticspipesDeterminationofringf1.exibi1.ityVg顿IionI跆豳加险刎Ky1.eHg明WthrVN1.teriQfMerhodPiPingsystemsDeterminationofStrainHardeningModu1.usin忖随龄，曲8就除画G

22、fP曲猛针帆WF郴刚图更&nsDeterminationofresistancetos1.owcrackgrowth3 TermsanddenitionsForthepurposesofthisdocumentthefo1.1.owingtermsanddefinitionsapp1.y.ISOandIECmaintaintermino1.ogydatabasesforuseinstandardizationatthefo1.1.owingaddresses:-ISOOn1.inebrowsingp1.atform:avai1.ab1.ea1.https:/www.iso.org/obp3；1

23、I丽视!cpedia：toa陕曲出yH4科Hvww1.ee4FHPedeg3.1.1nomina1.sizeDN/ODnumerica1.designationofthesizeofacomponentre1.atedtotheoutsidediameterNomXdIgenttyigpphmh1.entTTQmoumbdesfjyhtfeQrt)xna1.e1.yequa1.tothemanufociuringdimensionInmi1.1.imetres3.1.2nomina1.outsidediameterdspecifiedoutsidediameterassignedtoanomi

24、na1.size(3.1.1)Bi1.31toentry:Nomina1.outsidediameterisexpressedInmi1.1.imetres(mm).meanoutsidediameterdemva1.ueofthemeasurementoftheoutercircumferenceofthepipeorspigotendofafittinginanycross-sectiongiggedby11(=3,142),roundedtothenextgreater0.1mmminimummeanoutsidediameterdenmtn出,国iumva1.ueforthemeano

25、utsidediameter(3.1.3)asspecifiedforagivennomina1.size(3.1.1)maximummeanoutsidediameterdcmmax坦q*mumva1.ueforthemeanoutsidediameter(3.1.3)asspecifiedforagivennomina1.size(3.1.1)oubof-roundnessova1.itydifferencebetweenthemaximumandtheminimumoutsidediametersinthesamecross-sectionofapipeorW1nomina1.wa1.1

26、thicknessCnnumerica1.designationofthewa1.1.thicknessofacomponent,whichisaconvenientroundnumber,approximate1.yequa1.tothemanufacturingdimensioninmi1.1.imetres(mm)Nckne,entyHdenHcakhermSUmgH川ftjdmthddWp”加44373.&9senesJheva1.ueofthenomina1.wa1.1.3.1.8WaI1.thicknessatanypointewa1.1.thicknessatanypointa

27、roundthecircumferenceofacomponentroundedtothenextgreater0,1mmNote3.1.91toentry:Thesymbo1.forthewa1.1.thicknessofafittingandva1.vebodyatanypointisE.minimumwa1.1.thicknessatanypointCminminimumva1.ueforthewa1.1.thicknessatanypoint(3.1.8)aroundthecircumferenceofacomponent3.1.10to1.erancepermittedvariati

28、onofthespecifiedva1.ueofaquantity,expressedasthedifferencebetweenthepermittedmaximumandthepermittedminimumva1.ue3.1.11wa1.1.thicknessto1.eranceTypermitteddifferencebetweenthewa1.1.thicknessatanypoint(3.1.8)andthenomina1.wa1.1.thickness(3.1.7)Note1toentry:enetn+Ty.3.1.12standarddimensionratioSDRnumer

29、ica1.designationofapipeseries(3.1.13).which-bua-convenientroundnumber,approximate1.yequa1.toQT1.enSiOnrat100fthenomina1.outsidediameter(3.1.2)andthenomina1.wa1.1.thickness(3.1.7)pipeseriesSnumberforpipedesignationNiHQfoMoHWWvu1.a,rt(t1.H(Mben4065.pipeseries,S1andthestandarddimensionratio(SDR)(3.1.12

30、)isgivenbySDRS-23.2 Termsre1.atedtomateria1.3.2.1compoundhomogenousextrudedmixtureofbasepo1.ymer(3.2.4)(po1.yethy1.ene)andadditives(i.e.anti-oxidants,pigments,carbonb1.ack,UV-StabiIizersandothers)atadosage1.eve1.necessaryfortheprocessinganduseof殁处OnentSpound(3.2.1)inaformsuchasgranu1.esthathasnotbee

31、nsubjectedtouseorprocessingotherthanthat5e2redforNsmanufactureandtowhichnoreworkedorrecyc1.ab1.emateria1.shavebeenaddedreworkedmateria1.p1.asticsmateria1.fromrejectedunusedproductsortrimmingscapab1.eofbeingrec1.aimedthathavebeengnfacturedandretainedwithinp1.antsownedandoperatedbythesame1.ega1.entity

32、basepo1.ymerpo1.ymerproducedbythemateria1.supp1.ierforthemanufactureofthecompound(3.2.1)3.3 Termsre1.atedtomateria1.characteristics3.3.11.owerconfidence1.imitofthepredictedhydrostaticstrengthO1.P1.quantity,withthedimensionsofstress,whichrepresentsthe97,5%1.owerconfidence1.imitofthepredictedhydrostat

33、icstrengthattemperatureandtimet81321toentry:Itisexpressedinmegapasca1.s(MPa).minimumrequiredstrengthMRSva1.ueofthe1.owerconfidence1.imitofthepredictedhydrostaticSCrength(3.3.1)at20and50years,roundeddowntothenextsma1.1.erva1.ueoftheR1.OseriesorR20seriesNote11entry:On1.ycompounds(3.2.1)withanMRSof8MPa

34、or10MPaarespecifiedinthisdocument.Note2toentry:TheR1.OseriesandtheR20seriesconformtoISO3.Note3toentry:itisexpressedinmegapasca1.s(MPa).3.3.3 toentry.designcoefficient3.3.4me1.tmass-f1.owrateMFRNoteITermsFe1.atedexpressedserviceConditionsminutes(10min).3.4.1gaseousfue1.NoteThisentry：subjeu1.a：andthem

35、echanica1.characteristicsoftheMOPPossib1.etoserviceResearch1.east1.ong-termperformancePredictionandpo1.yethy1.enegasdistributionsystemsshowsa3.4.3referencetemperaturesystemforoperatingtemperaturesdifferentfurtherca1.cu1.ationtemperature(seepipin4437-5).orpartsofapiping3.5Termsre1.atedtojoints3.5.1fu

36、sioncompatibi1.ity3.5.2squeeze-offNote1toentry:SeeMnex-C.ISO2024-A1.1.rightsreservedSOURCE:ISO12162:2009,3.3,modifiedNote1toentryhasbeenremovedandrep1.acedwithnewNotesItocoefficientwithava1.uegreaterthan1whichtakesintoconsiderationserviceconditionsaswe1.1.aspropertiesofthecomponentsofapipingsystemot

37、herthanthoserepresentedinthe1.owerconfidence1.imitva1.uere1.atingtotheviscosityofthemo1.tenmateria1.ataspecifiedtemperatureand1.oad3.4tocntr),:Itistoingramsper10fue1.whichisingaseousstateatatemperatureof15atatmosphericpressure(Ha).1toistheThereofongoingtoinjectmaximumeffectivepressureofthef1.uidinth

38、epipingsystemwhichisa1.1.owedincontinuoususeNote1ofaItissystem,isbar.JttakesIntotheaccountthephysica1.三Note2entryJifeofaton100years；seeReferences14,15of(16).temperatureforwhichthepipingsystemisdesignedNote1toentry:ItisusedthebaseforfromthereferencewhendesigningaISOsystemabi1.ityoftwosimi1.arordissim

39、i1.arpo1.yethy1.enecompounds(3.2.1)pressionofthepipe4Symbo1.sandabbreviatedterms4.1 Symbo1.sForthepurposesofthisdocument,thefo1.1.owingsymbo1.sapp1.y.Cdesigncoefficientdemmeanoutsidediameterdem,maxmaximummeanoutsidediameterdc11jnnminimummeanoutsidediameterdnomina1.outsidediameterewa1.1.thickness(ata

40、nypoint)aroundthecircumferenceofacomponenteminminimumwa1.1.thickness(atanypoint)e*nomina1.wa1.1.thickness琳p(critica1.pressurepc.fui)scaiccritica1.pressureobtainedinfu1.1.-sca1.etestPCMcritica1.pressureobtainedinS4-test-345pipeserieswa1.1.thicknessto1.erancetimetemperatureO1.P1.1.owerconfidence1.imit

41、ofthepredictedhydrostaticstrength4.2 Abbreviatedterms血冲ePUrP器凿器P禹耨,朦*揩郎OWingabbreviatedtermsapp1.y.6附ODn(三f蚀儿股A蜘g林1.erre1.a1.edMfeme哪曲WmitmiH1.瑞删1&湖出d*KH或fisurc咫TP龈帆脚etestRCraisedcrackresistanceSCGs1.owcrackgrowthSHTMateria1.strainhardeningtest5.1 Compoundforpipesmanufacturersownp1.ant,fromanixturem

42、ateria1.OrReworkcdmateria1.fromthesamepipeOfcompoundiayerpipeIayersco-CxtnidedregardedSeePEAnnexandCoeXtrUdedaCCordingIy.madeOfacombinationofPE100andPE100-RC5.2 beCompoundforidentificationstripesWhichstripecompound(seecompoundformanufacturedcompatibi1.itybasePO1.ymerPrOVen.accordancewithISO4437-1,re

43、quirementOfresistancetoweatheringasdescribedinISO4437-1:2024,Tab1.e2.5.3 Externa1.reworkedandrecyc1.edmateria1.6Genera1.characteristics6.1 Appearancethisdocument,noscoring,cavitiesandothersurfacedefectstoanextentthatwou1.dpreventconformityto6.2 Co1.ouridenticdb1.ackyc1.1.oworangestripes,accordingjre

44、1.1.ownationa1.preference.PE100andPE100RCpipesmaybeRCPISO2024-A1.1.rightsreservedrapidcrackpropagationSDRstandarddimensionratio5ThePEcompoundfromwhichthepipesaremadesha1.1.conformtoISO4437-1.Thepipessha1.1.bemadevirginofboth.basePEpee1.ab1.efromthe(coatedpipe)andreworkedmateria1.frompipeswithidentificationstripesmaybeused.Forsha1.1.