Designation:D2513−14´1StandardSpecificationforPolyethylene(PE)GasPressurePipe,Tubing,andFittings1ThisstandardisissuedunderthefixeddesignationD2513;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ε1NOTE—FootnoteAinTable4waseditoriallycorrectedinJuly2014.1.Scope*1.1Thisspecificationcoversrequirementsandtestmethodsformaterialdimensionsandtolerances,hydrostaticburststrength,chemicalresistance,andrapidcrackresistanceofpolyethylenepipe,tubing,andfittingsforuseinfuelgasmainsandservicesfordirectburialandrelinerapplications.Thepipeandfittingscoveredbythisspecificationareintendedforuseinthedistributionofnaturalgas.Requirementsforthequalifyingofpolyethylenesystemsforusewithliquefiedpetroleumgasarealsocovered.1.1.1Thisspecificationdoesnotcoverthreadedpipe.De-signconsiderationsarediscussedinAppendixX1.In-plantqualitycontrolprogramsarespecifiedinAnnexA1andAnnexA2.1.1.2SeeSpecificationF2619/F2619Mforpolyethylenepipingforpressureornon-pressureoilandgasproducingapplicationstoconveyfluidssuchasoil,dryorwetgas,multiphasefluids,andnon-potableoilfieldwater.1.2Thetextofthisspecificationreferencesnotes,footnotes,andappendixeswhichprovideexplanatorymaterial.Thesenotesandfootnotes(excludingthoseintablesandfigures)shallnotbeconsideredasrequirementsofthespecification.1.3Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.4Thefollowingisanindexoftheannexesandappendixinthisspecification:AnnexSubjectAnnexA1In-PlantQualityControlforallmaterialsupto12in.AnnexA2In-PlantQualityControlforPEmaterials14in.andlarger.AppendixesSubjectAppendixX1DesignConsideration1.5Thefollowingprecautionarycaveatpertainsonlytothetestmethodportion,Section6,ofthisspecification.Thiss...