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【英文标准名称】:StandardTestMethodsforWaterVaporRetardersUsedinContactwithEarthUnderConcreteSlabs,onWalls,orasGroundCover
【原文标准名称】:混凝土板、墙或土壤覆层的与地面接触的水气隔层的标准试验方法
【标准号】:ASTME154-2008a
【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】:E06.21
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:earthcovers;flame-spreadresistance;low-temperatureflexibility;plastic-flowresistance;puncture-resistancetesting;soilcontacttesting;tensiletesting;ultravioletlightresistance;water-vaporretarder;water-vaportransmissiontesting;Admixtur
【摘要】:Inservice,vaporretardersmaybeexposedtoavarietyofconditions,sonoonetestwillprovideevaluationsrelatedtoperformanceforallexposures(refertoGuideE241andPracticeC755).Neitherwillalltestmethodslistedbenecessaryinallevaluationsforspecificexposures(see16.2).Limitations8212;Priortouseandinservice,vaporretardersmaybeexposedtoavarietyofconditionssonoonetestwillprovideevaluationsrelatedtoperformanceforallexposures(refertoGuideE241andPracticeC755).Neitherwillalltestsbenecessaryinallevaluationsforspecificexposures.Consequently,thetestsandrequiredtestresultsshallbeagreeduponbythepurchaserandthesupplier(see16.2).1.1Thesetestmethodscoverthedeterminationofthepropertiesofflexiblemembranestobeusedasvaporretardersincontactwithearthunderconcreteslabs,againstwalls,orasgroundcoverincrawlspaces.Thetestmethodsareapplicableprimarilytoplasticfilmsandotherflexiblesheets.Thematerialsarenotintendedtobesubjectedtosustainedhydrostaticpressure.Theproceduressimulateconditionstowhichvaporretardersmaybesubjectedpriortoandduringinstallation,andinservice.1.2Thetestmethodsincludedare:
Section
Water-VaporTransmissionofMaterialasReceived
7
Water-VaporTransmissionafterWettingandDryingandafterLong-TimeSoaking
8
TensileStrength
9
ResistancetoPuncture
10
ResistancetoPlasticFlowandElevatedTemperature
11
EffectofLowTemperaturesonFlexibility
12
ResistancetoDeteriorationfromOrganismsandSubstancesinCon-tactingSoil
13
ResistancetoDeteriorationfromPetroleumVehiclesforSoilPoisons
14
ResistancetoDeteriorationfromExposuretoUltravioletLight
15
ResistancetoFlameSpread
16
Report
17