Designation:B964−16StandardTestMethodsforFlowRateofMetalPowdersUsingtheCarneyFunnel1ThisstandardisissuedunderthefixeddesignationB964;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope*1.1Thesetestmethodscoverthedeterminationofaflowrate,byuseoftheCarneyfunnel,ofmetalpowdersandpowdermixturesthatdonotreadilyflowthroughtheHallfunnelofTestMethodB213.1.2Thisisanon-destructivequantitativetestperformedinthelaboratory.1.3Withtheexceptionofthevaluesfordensityandthemassusedtodeterminedensity,forwhichtheuseofgrampercubiccentimetre(g/cm3)andgram(g)unitsisthelongstandingindustrypractice,thevaluesininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonly,andarenotconsideredstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2B213TestMethodsforFlowRateofMetalPowdersUsingtheHallFlowmeterFunnelB215PracticesforSamplingMetalPowdersB243TerminologyofPowderMetallurgyB855TestMethodforVolumetricFlowRateofMetalPowdersUsingtheArnoldMeterandHallFlowmeterFunnel3.Terminology3.1Definitionsofpowdermetallurgy(PM)termscanbefoundinTerminologyB243.3.2DefinitionsofTermsSpecifictoThisStandard:3.2.1Carneyflowrate(FRC),n—thetimerequiredforametalpowdersampleofspecifiedmasstoflowthroughtheorificeinaCarneyfunnelaccordingtoaspecifiedprocedure.3.33AdditionaldescriptiveinformationisavailableintheRelatedMaterialssectionofVol02.05oftheAnnualBookofASTMStandards.4.SummaryofTestMethods4.1AweighedmassofmetalpowderistimedasitflowsthroughtheorificeofaCarneyfunnel.5.SignificanceandUse5.1Therate...
