Designation:D2143−15AnAmericanNationalStandardStandardTestMethodforCyclicPressureStrengthofReinforced,ThermosettingPlasticPipe1ThisstandardisissuedunderthefixeddesignationD2143;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope*1.1Thistestmethodcoversthedeterminationofthefailurecharacteristicsofreinforcedplasticpipewhensubjectedtocyclicinternalhydraulicpressure.Itislimitedtopipeinwhichtheratioofoutsidediametertowallthicknessis10:1ormore.1.2Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thevaluesinparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.NOTE1—ThereisnoknownISOequivalenttothisstandard.2.ReferencedDocuments2.1ASTMStandards:2D618PracticeforConditioningPlasticsforTestingD2992PracticeforObtainingHydrostaticorPressureDe-signBasisfor“Fiberglass”(Glass-Fiber-ReinforcedThermosetting-Resin)PipeandFittingsD3567PracticeforDeterminingDimensionsof“Fiberglass”(Glass-Fiber-ReinforcedThermosettingResin)PipeandFittings3.Terminology3.1DefinitionsofTermsSpecifictoThisStandard:3.1.1failure—thetransmissionofthetestfluidthroughthepipewallinanymanner,whetheritbewallfracture,localizedleaking,orweepingatadistancegreaterthanonediameterfromtheendclosure(specimensfailingwithinonediameteroftheendclosureshallbediscarded).3.1.2failuredetector—adevisethatmeasurestheelectricalresistancebetweenthetestfluidandaconductivematerial,wrappedaroundthecircumferenceofthetestspecimen,andwhichwillindicatefailurewhen1)theresistanceisloweredtoarangefrom10to20meg-ohmor2)forthecaseofmunicipalwater,whenthefirstdropoffluidhaspassedthroughthewallofthespe...
