【英文标准名称】:StandardTestMethodforFluidLossofClayComponentofGeosyntheticClayLiners
【原文标准名称】:土工合成粘土衬的粘土成分流失的标准试验方法
【标准号】:ASTMD5891-2002
【标准状态】:现行
【国别】:
【发布日期】:2002
【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】:D35.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:试验;失水;粘土;炻器;土工织物
【英文主题词】:claymineralcomponent;GCL(geosyntheticclayliner)
【摘要】:ClaymineralisthefunctionalcomponentofGCLthatreducesthehydraulicconductivityofindustrialwasteorgroundwaterthroughtheliner.ClaymineralqualitycanvarysignificantlyandeffectthehydraulicconductivityoftheGCLcomposite.Thistestmethodevaluatesasignificantpropertyofclaymineralthatrelatestoperformance.1.1Thistestmethodcoversanindexmethodthatenablestheevaluationoffluidlosspropertiesofaclaymineralfilmdepositedonafilterpaperfroma6%solidsslurryofclaymineralat100-psi(-kPa)pressureasameasureofitsusefulnessforpermeabilityorhydraulicconductivityreductioningeosyntheticclayliners(GCL).1.2ThistestmethodisadaptedfromAmericanPetroleumInstitutedrillingfluidspecificationsforbentonite.1.3Powderedclaymineralistestedasproduced;granularclaymineralshouldbegroundto100%passinga100meshU.S.StandardSievewithaminimumof65%passinga200meshU.S.StandardSievewiththewholegroundproductusedfortesting.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:W59
【国际标准分类号】:59_080_70
【页数】:3P.;A4
【正文语种】: