Designation:C1341−13StandardTestMethodforFlexuralPropertiesofContinuousFiber-ReinforcedAdvancedCeramicComposites1ThisstandardisissuedunderthefixeddesignationC1341;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope*1.1Thistestmethodcoversthedeterminationofflexuralpropertiesofcontinuousfiber-reinforcedceramiccompositesintheformofrectangularbarsformeddirectlyorcutfromsheets,plates,ormoldedshapes.Threetestgeometriesaredescribedasfollows:1.1.1TestGeometryI—Athree-pointloadingsystemutiliz-ingcenterpointforceapplicationonasimplysupportedbeam.1.1.2TestGeometryIIA—Afour-pointloadingsystemuti-lizingtwoforceapplicationpointsequallyspacedfromtheiradjacentsupportpointswithadistancebetweenforceapplica-tionpointsofonehalfofthesupportspan.1.1.3TestGeometryIIB—Afour-pointloadingsystemuti-lizingtwoforceapplicationpointsequallyspacedfromtheiradjacentsupportpointswithadistancebetweenforceapplica-tionpointsofonethirdofthesupportspan.1.2Thistestmethodappliesprimarilytoalladvancedceramicmatrixcompositeswithcontinuousfiberreinforce-ment:uni-directional(1-D),bi-directional(2-D),tri-directional(3-D),andothercontinuousfiberarchitectures.Inaddition,thistestmethodmayalsobeusedwithglass(amorphous)matrixcompositeswithcontinuousfiberreinforcement.However,flexuralstrengthcannotbedeterminedforthosematerialsthatdonotbreakorfailbytensionorcompressionintheouterfibers.Thistestmethoddoesnotdirectlyaddressdiscontinuousfiber-reinforced,whisker-reinforced,orparticulate-reinforcedceramics.ThosetypesofceramicmatrixcompositesarebettertestedinflexureusingTestMethodsC1161andC1211.1.3Testscanbeperformedatambienttemperaturesoratelevatedtemperatures.Atelevatedtemperatures,asuitablefurnaceisnecessaryforheatingandholdingthetestspecimensatthedesiredtestingtemperatures.1.4Thistestmethodincludesthefollo...
