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【英文标准名称】:StandardTestMethodforBulkSolidsCharacterizationbyCarrIndices
【原文标准名称】:用承载指数对散装固体特性的标准试验方法
【标准号】:ASTMD6393-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D18.24
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:CarrAngleofDifference;CarrAngleofFall;CarrAngleofRepose;CarrAngleofSpatula;CarrCohesion;CarrCompressibility;CarrDispersibility;CarrDynamicBulkDensity;Carrindex;Carrindices;CarrLooseBulkDensity;CarrPackedBulkDensity;Ca
【摘要】:Thistestmethodprovidesmeasurementsthatcanbeusedtodescribethebulkpropertiesofapowderorgranularmaterial.Themeasurementscanbecombinedwithpracticalexperiencetoproviderelativerankingsofvariousformsofbulkhandlingbehaviorofpowdersandgranularmaterialsforaspecificapplication.Note18212;Thequalityoftheresultproducedbythisstandardisdependentonthecompetenceofthepersonnelperformingit,andthesuitabilityoftheequipmentandfacilitiesused.AgenciesthatmeetthecriteriaofPracticeD3740aregenerallyconsideredcapableofcompetentandobjectivetesting/sampling/inspection/etc.UsersofthisstandardarecautionedthatcompliancewithPracticeD3740doesnotinitselfassurereliableresults.Reliableresultsdependonmanyfactors;PracticeD3740providesameansofevaluatingsomeofthosefactors.PracticeD3740wasdevelopedforagenciesengagedinthetestingorinspection(orboth)ofsoilandrock.Assuchitisnottotallyapplicabletoagenciesperformingthisstandard.However,usersofthisstandardshouldrecognizethattheframeworkofPracticeD3740isappropriateforevaluatingthequalityofanagencyperformingthisstandard.Currentlythereisnoknownqualifyingnationalauthoritythatinspectsagenciesthatperformthisstandard.1.1Thistestmethodcoversanapparatusandproceduresformeasuringpropertiesofbulksolids,henceforthreferredtoasCarrIndices.1.2Thistestmethodissuitableforfreeflowingandmoderatelycohesivepowdersandgranularmaterialsupto2.0mminsize.Materialsmustbeabletopourthrougha6.0to8.0-mmdiameterfunneloutletwheninanaeratedstate.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4ThismethodconsistsofeightmeasurementsandtwocalculationstoprovidetentestsforCarrIndices.Eachindividualtestoracombinationofseveraltestscanbeusedtocharacterizethepropertiesofbulksolids.Thesetentestsareasfollows:1.4.1TestA8212;MeasurementofCarrAngleofRepose1.4.2TestB8212;MeasurementofCarrAngleofFall1.4.3TestC8212;CalculationofCarrAngleofDifference1.4.4TestD8212;MeasurementofCarrLooseBulkDensity1.4.5TestE8212;MeasurementofCarrPackedBulkDensity1.4.6TestF8212;CalculationofCarrCompressibility1.4.7TestG8212;MeasurementofCarrCohesion1.4.8TestH8212;MeasurementofCarrUniformity1.4.9TestI8212;MeasurementofCarrAngleofSpatula1.4.10TestJ8212;MeasurementofCarrDispersibility1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A42
【国际标准分类号】:19_120
【页数】:8P.;A4
【正文语种】:英语