ASTM D2216-2010 土壤、石材中的水分含量的实验室测定的标准试验方法
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【英文标准名称】:StandardTestMethodsforLaboratoryDeterminationofWater(Moisture)ContentofSoilandRockbyMass
【原文标准名称】:土壤、石材中的水分含量的实验室测定的标准试验方法
【标准号】:ASTMD2216-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:D18.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:aggregate;consistency;indexproperty;laboratory;moistureanalysis;moisturecontent;soil;watercontent;Consistency;Earthwork;Embankments;Heatingtests--soil/rock;Indexproperty;Laboratorysoil/rockanalysis;Moistureanalysis--soil/rock;Rock
【摘要】:Formanymaterials,thewatercontentisoneofthemostsignificantindexpropertiesusedinestablishingacorrelationbetweensoilbehavioranditsindexproperties.Thewatercontentofamaterialisusedinexpressingthephaserelationshipsofair,water,andsolidsinagivenvolumeofmaterial.Infine-grained(cohesive)soils,theconsistencyofagivensoiltypedependsonitswatercontent.Thewatercontentofasoil,alongwithitsliquidandplasticlimitsasdeterminedbyTestMethodD4318,isusedtoexpressitsrelativeconsistencyorliquidityindex.Note28212;Thequalityoftheresultproducedbythisstandardisdependentonthecompetenceofthepersonnelperformingit,andthesuitabilityoftheequipmentandfacilitiesused.AgenciesthatmeetthecriteriaofPracticeD3740aregenerallyconsideredcapableofcompetentandobjectivetesting/sampling/inspection/etc.UsersofthisstandardarecautionedthatcompliancewithPracticeD3740doesnotinitselfensurereliableresults.Reliableresultsdependonmanyfactors;PracticeD3740providesameansofevaluatingsomeofthosefactors.1.1Thesetestmethodscoverthelaboratorydeterminationofthewater(moisture)contentbymassofsoil,rock,andsimilarmaterialswherethereductioninmassbydryingisduetolossofwaterexceptasnotedin1.4,1.5,and1.7.Forsimplicity,thewordx201C;materialx201D;shallrefertosoil,rockoraggregatewhicheverismostapplicable.1.2Somedisciplines,suchassoilscience,needtodeterminewatercontentonthebasisofvolume.Suchdeterminationsarebeyondthescopeofthistestmethod.1.3Thewatercontentofamaterialisdefinedin3.2.1.1.4Thetermx201C;solidmaterialx201D;asusedingeotechnicalengineeringistypicallyassumedtomeannaturallyoccurringmineralparticlesofsoilandrockthatarenotreadilysolubleinwater.Therefore,thewatercontentofmaterialscontainingextraneousmatter(suchascementetc.)mayrequirespecialtreatmentoraqualifieddefinitionofwatercontent.Inaddition,someorganicmaterialsmaybedecomposedbyovendryingatthestandarddryingtemperatureforthismethod(110x00B0;C).Materialscontaininggypsum(calciumsulfatedihydrate)orothercompoundshavingsignificantamountsofhydratedwatermaypresentaspecialproblemasthismaterialslowlydehydratesatthestandarddryingtemperature(110x00B0;C)andatverylowrelativehumidity,formingacompound(suchascalciumsulfatehemihydrate)thatisnotnormallypresentinnaturalmaterialsexceptinsomedesertsoils.Inordertoreducethedegreeofdehydrationofgypsuminthosematerialscontaininggypsumortoreducedecompositioninhighly/fibrousorganicsoils,itmaybedesirabletodrythematerialsat60x00B0;Corinadesiccatoratroomtemperature.Thus,whenadryingtemperatureisusedwhichisdifferentfromthestandarddryingtemperatureasdefinedbythistestmethod,theresultingwatercontentmaybedifferentfromthestandardwatercontentdeterminedatthestandarddryingtemperatureof110x00B0;C.Note18212;......
【中国标准分类号】:P13
【国际标准分类号】:93_020
【页数】:7P.;A4
【正文语种】:英语
【原文标准名称】:土壤、石材中的水分含量的实验室测定的标准试验方法
【标准号】:ASTMD2216-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:D18.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:aggregate;consistency;indexproperty;laboratory;moistureanalysis;moisturecontent;soil;watercontent;Consistency;Earthwork;Embankments;Heatingtests--soil/rock;Indexproperty;Laboratorysoil/rockanalysis;Moistureanalysis--soil/rock;Rock
【摘要】:Formanymaterials,thewatercontentisoneofthemostsignificantindexpropertiesusedinestablishingacorrelationbetweensoilbehavioranditsindexproperties.Thewatercontentofamaterialisusedinexpressingthephaserelationshipsofair,water,andsolidsinagivenvolumeofmaterial.Infine-grained(cohesive)soils,theconsistencyofagivensoiltypedependsonitswatercontent.Thewatercontentofasoil,alongwithitsliquidandplasticlimitsasdeterminedbyTestMethodD4318,isusedtoexpressitsrelativeconsistencyorliquidityindex.Note28212;Thequalityoftheresultproducedbythisstandardisdependentonthecompetenceofthepersonnelperformingit,andthesuitabilityoftheequipmentandfacilitiesused.AgenciesthatmeetthecriteriaofPracticeD3740aregenerallyconsideredcapableofcompetentandobjectivetesting/sampling/inspection/etc.UsersofthisstandardarecautionedthatcompliancewithPracticeD3740doesnotinitselfensurereliableresults.Reliableresultsdependonmanyfactors;PracticeD3740providesameansofevaluatingsomeofthosefactors.1.1Thesetestmethodscoverthelaboratorydeterminationofthewater(moisture)contentbymassofsoil,rock,andsimilarmaterialswherethereductioninmassbydryingisduetolossofwaterexceptasnotedin1.4,1.5,and1.7.Forsimplicity,thewordx201C;materialx201D;shallrefertosoil,rockoraggregatewhicheverismostapplicable.1.2Somedisciplines,suchassoilscience,needtodeterminewatercontentonthebasisofvolume.Suchdeterminationsarebeyondthescopeofthistestmethod.1.3Thewatercontentofamaterialisdefinedin3.2.1.1.4Thetermx201C;solidmaterialx201D;asusedingeotechnicalengineeringistypicallyassumedtomeannaturallyoccurringmineralparticlesofsoilandrockthatarenotreadilysolubleinwater.Therefore,thewatercontentofmaterialscontainingextraneousmatter(suchascementetc.)mayrequirespecialtreatmentoraqualifieddefinitionofwatercontent.Inaddition,someorganicmaterialsmaybedecomposedbyovendryingatthestandarddryingtemperatureforthismethod(110x00B0;C).Materialscontaininggypsum(calciumsulfatedihydrate)orothercompoundshavingsignificantamountsofhydratedwatermaypresentaspecialproblemasthismaterialslowlydehydratesatthestandarddryingtemperature(110x00B0;C)andatverylowrelativehumidity,formingacompound(suchascalciumsulfatehemihydrate)thatisnotnormallypresentinnaturalmaterialsexceptinsomedesertsoils.Inordertoreducethedegreeofdehydrationofgypsuminthosematerialscontaininggypsumortoreducedecompositioninhighly/fibrousorganicsoils,itmaybedesirabletodrythematerialsat60x00B0;Corinadesiccatoratroomtemperature.Thus,whenadryingtemperatureisusedwhichisdifferentfromthestandarddryingtemperatureasdefinedbythistestmethod,theresultingwatercontentmaybedifferentfromthestandardwatercontentdeterminedatthestandarddryingtemperatureof110x00B0;C.Note18212;......
【中国标准分类号】:P13
【国际标准分类号】:93_020
【页数】:7P.;A4
【正文语种】:英语
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