Designation:F1281–07
AnAmericanNationalStandard
StandardSpecificationfor
CrosslinkedPolyethylene/Aluminum/Crosslinked
Polyethylene(PEX-AL-PEX)PressurePipe1
ThisstandardisissuedunderthefixeddesignationF1281;thenumberimmediatelyfollowingthedesignationindicatestheyearof
originaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.A
superscriptepsilon(e)indicatesaneditorialchangesincethelastrevisionorreapproval.
1.Scope
1.1Thisspecificationcoversacoextrudedcrosslinkedpoly-
ethylenecompositepressurepipewithaweldedaluminumtube
reinforcementbetweentheinnerandouterlayers.Theinner
andoutercrosslinkedpolyethylenelayersarebondedtothe
aluminumtubebyameltadhesive.Includedisasystemof
nomenclatureforthecrosslinkedpolyethylene-aluminum-
crosslinkedpolyethylene(PEX-AL-PEX)pipes,therequire-
mentsandtestmethodsformaterials,thedimensionsofthe
componentlayersandfinishedpipe,adhesiontests,andthe
burstandsustainedpressureperformance.Alsogivenarethe
requirementsandmethodsofmarking.Thepipecoveredby
thisspecificationisintendedforuseinpotablewaterdistribu-
tionsystemsforresidentialandcommercialapplications,water
service,undergroundirrigationsystems,andradientpanel
heatingsystems,baseboard,snow-andice-meltsystems,and
gasesthatarecompatiblewiththecompositepipeandfittings.
1.2Thisspecificationcoversonlycompositepipesincorpo-
ratingaweldedaluminumtube.Pipesconsistingofmetallic
layersnotweldedtogetherareoutsidethescopeofthis
specification.
1.3Specificationsforconnectorsforusewithpipemeeting
therequirementsofthisspecificationaregivenin AnnexA1.
1.4 Thisspecificationexcludespolyethylene-aluminum-
polyethylenepipes(seeSpecification F1282).
1.5 ThevaluesstatedinSIunitsaretoberegardedasthe
standard.Thevaluesgiveninparenthesesareforinformation
only.
1.6Thefollowingprecautionarycaveatpertainsonlytothe
testmethodsportion,Section 9,ofthisspecification: This
standarddoesnotpurporttoaddressallofthesafetyconcerns,
ifany,associatedwithitsuse.Itistheresponsibilityoftheuser
ofthisstandardtoestablishappropriatesafetyandhealth
practicesanddeterminetheapplicabilityofregulatorylimita-
tionspriortouse.
2.ReferencedDocuments
2.1 ASTMStandards:
2
D618 PracticeforConditioningPlasticsforTesting
D883 TerminologyRelatingtoPlastics
D1598 TestMethodforTime-to-FailureofPlasticPipe
Under ConstantInternalPressure
D1599 TestMethodforResistancetoShort-TimeHydrau-
lic PressureofPlasticPipe,Tubing,andFittings
D1600 TerminologyforAbbreviatedTermsRelatingto
Plastics
D1898 PracticeforSamplingofPlastics3
D2122 TestMethodforDeterminingDimensionsofTher-
moplastic PipeandFittings
D2765 TestMethodsforDeterminationofGelContentand
Swell RatioofCrosslinkedEthylenePlastics
D3350 SpecificationforPolyethylenePlasticsPipeand
Fittings Materials
E8 TestMethodsforTensionTestingofMetallicMaterials
F412 TerminologyRelatingtoPlasticPipingSystems
F1282 SpecificationforPolyethylene/Aluminum/
Polyethylene (PE-AL-PE)CompositePressurePipe
F1974 SpecificationforMetalInsertFittingsfor
Polyethylene/Aluminum/Polyethylene andCrosslinked
Polyethylene/Aluminum/CrosslinkedPolyethyleneCom-
positePressurePipe
2.2 NationalSanitationFoundationStandard:
StandardNo.61 DrinkingWaterSystemComponents—
Health Effects4
StandardNo.14 PlasticsPipingSystemComponentsand
Related Materials4
2.3 FederalStandard:
Fed.Std.No.123 MarkingforShipments(CivilAgencies)
5
1
ThisspecificationisunderthejurisdictionofASTMCommitteeF17onPlastic
PipingSystemsandisthedirectresponsibilityofSubcommitteeF17.11on
Composite.
CurrenteditionapprovedMay1,2007.PublishedMay2007.Originally
approvedin1990.Lastpreviouseditionapprovedin2005asF1281–05.
2
ForreferencedASTMstandards,visittheASTMwebsite,www.astm.org,or
contactASTMCustomerServiceatservice@astm.org.For AnnualBookofASTM
Standards volumeinformation,refertothestandard'sDocumentSummarypageon
theASTMwebsite.
3
Withdrawn.
4
AvailablefromtheNSFInternational,789N.DixboroRd.,AnnArbor,MI
48113-0140.
5
AvailablefromStandardizationDocumentsOrderDesk,Bldg.4SectionD,700
RobbinsAve.,Philadelphia,PA19111-5098,Attn:NPODS.
1
Copyright©ASTMInternational,100BarrHarborDrive,POBoxC700,WestConshohocken,PA19428-2959,UnitedStates.
Copyright ASTM International
Provided by IHS under license with ASTM Licensee=US LOCATION(MVD FROM 2458000)/5940240007
Not for Resale, 01/04/2008 02:07:36 MST/jsp/ab No reproduction or networking permitted without license from IHS
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