Designation:C1425−13StandardTestMethodInterlaminarShearStrengthof1–Dand2–DContinuousFiber-ReinforcedAdvancedCeramicsatElevatedTemperatures1ThisstandardisissuedunderthefixeddesignationC1425;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope*1.1Thistestmethodaddressesthecompressionofadouble-notchedtestspecimentodetermineinterlaminarshearstrengthofcontinuousfiber-reinforcedceramiccomposites(CFCCs)atelevatedtemperatures.Failureofthetestspecimenoccursbyinterlaminarshearbetweentwocentrallylocatednotchesmachinedhalfwaythroughthethicknessofthetestspecimenandspacedafixeddistanceapartonopposingfaces(seeFig.1).Testspecimenpreparationmethodsandrequirements,testingmodes(forceordisplacementcontrol),testingrates(forcerateordisplacementrate),datacollection,andreportingproceduresareaddressed.1.2Thistestmethodisusedfortestingadvancedceramicorglassmatrixcompositeswithcontinuousfiberreinforcementhavingalaminatedstructuresuchasinunidirectional(1-D)orbidirectional(2-D)fiberarchitecture(lay-upsofunidirectionalpliesorstackedfabric).Thistestmethoddoesnotaddresscompositeswithnonlaminatedstructures,suchas(3-D)fiberarchitectureordiscontinuousfiber-reinforced,whisker-reinforced,orparticulate-reinforcedceramics.1.3ValuesexpressedinthistestmethodareinaccordancewiththeInternationalSystemofUnits(SI)andIEEE/ASTMSI10.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.Specificprecau-tionarystatementsarenotedin8.1and8.2.2.ReferencedDocuments2.1ASTMStandards:2C1145TerminologyofAdvancedCeramicsC1292TestMethodforShearStrengthofContinuousFiber-ReinforcedAdvancedCeramicsatAmbientTemperaturesD695TestMetho...
