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【英文标准名称】:StandardTestMethodforMarshFunnelViscosityofClayConstructionSlurries
【原文标准名称】:粘土建筑泥浆的马氏漏斗粘度的标准试验方法
【标准号】:ASTMD6910-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:D18.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:bentoniteslurry;clayslurry;funnelviscosity;hydraulicbarriers;marshfunnel;slurry;viscosity
【摘要】:Thistestmethodallowsfortheassessmentofanapparentviscosityofclayslurriesinthelaboratoryandinthefield.Viscosityisafundamentalcharacteristicforslurriesinconstructionapplications.TheMarshFunnelViscositytestcanbeusedforfieldqualitycontrolofslurries.RelativechangesinslurryviscositycanbeidentifiedusingMarshFunnelmeasurementsandmodificationscanbemadetomixingandhandlingprocedures.Inthistest,itisassumedthattheapparentviscosityofaslurryisdirectlyrelatedtotheflowdurationthroughaspeciallyshapedfunnel(theMarshFunnel).Note18212;ThedevelopmentoftheMarshFunneliscreditedtoHallanN.MarshofLosAngeleswhopublishedthedesignanduseofhisfunnelviscometerin1931.Inslurrywallconstructionandotherapplications,theviscosityofaslurrymustbemaintainedatalevelhighenoughtoassistinstabilizingthetrenchwalls.Slurryviscosityisalsodirectlyrelatedtofiltercakepermeability.TheMarshFunnelViscosityhasbeenwidelyusedindrillingsoilandrockforwaterwells,oil,gas,soilstabilization,andtheapplicationofhydraulicbarriers.Inertsuspendedsolidssuchasfinesandsandadditivesaffecttheviscosityofslurries.Thistestmaybeusedtodeterminetherelativeeffectsofthisandothersuchmaterialsontheviscosityofaslurry.Note28212;Thequalityoftheresultproducedbythisstandardisdependentonthecompetenceofthepersonnelperformingit,andthesuitabilityoftheequipmentandfacilitiesused.AgenciesthatmeetthecriteriaofPracticeD3740aregenerallyconsideredcapableofcompetentandobjectivetesting,sampling/inspection/etc.UsersofthisstandardarecautionedthatcompliancewithPracticeD3740doesnotinitselfassurereliableresults.Reliableresultsdependonmanyfactors;PracticeD3740providesameansofevaluatingsomeofthosefactors.1.1Thistestmethodprovidesanindirectmeasurementoftheviscosityofclayslurriesusingafunnel(MarshFunnel)andagraduatedcupofspecificdimensions.Thistestmethodprovidesapracticalindicatoroftheviscosityonaroutinebasis.ThistestmethodhasbeenmodifiedfromtheAPIRecommendedPractice13B-2.1.2TheresultdeterminedusingthemethodisreferredtoastheMarshFunnelViscosity.1.3Thistestcanbeperformedinthelaboratory,orusedinthefieldtoassesstheapparentviscosityofaclayslurryforqualitycontrolpurposes.Themostcommonlyusedslurryisabentoniteclayslurry.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q13
【国际标准分类号】:17_060;91_100_15
【页数】:3P.;A4
【正文语种】: