ASTM E 2139-2005 同异试验标准试验方法

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【英文标准名称】:Resilientfloorcoverings.Determinationofthespreadingofwater
【原文标准名称】:弹性地板覆盖物.水扩散测定
【标准号】:BSEN661-1995
【标准状态】:现行
【国别】:英国
【发布日期】:1995-02-15
【实施或试行日期】:1995-02-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:催速剂;胶粘剂;板材;测定;分散;弹性的;弹性织物;弹性(流体);地板覆盖物;气体;仪器;材料;金属;温湿度预调节;繁殖;传输速率;报告;回弹性;抽样方法;形状;铺层地板;钠;试样制备;摊铺;水扩散;试验设备;试验结果;试样;试验;测试条件;时间测量;水
【英文主题词】:Accelerators;Adhesives;Boards;Determination;Dispersion;Elastic;Elasticfabrics;Elasticproperties(fluids);Floorcoverings;Gases;Instruments;Materials;Metals;Preconditioning;Propagation;Propagationvelocity;Reports;Resilience;Samplingmethods;Shape;Sheetflooring;Sodium;Specimenpreparation;Spreading;Spreadingofwater;Testequipment;Testresults;Testspecimens;Testing;Testingconditions;Timemeasurement;Water
【摘要】:ThisEuropeanStandardspecifiesamethodfordeterminingtherateatwhichwaterspreadshorizontallywithinaresilientfloorcoveringhavinganon-absorbentbacking.
【中国标准分类号】:W56
【国际标准分类号】:97_150
【页数】:12P.;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodforNuclear-GradeActivatedCarbon
【原文标准名称】:核级活性碳的标准试验方法
【标准号】:ASTMD3803-1991(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1991
【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】:D28.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:Activatedcarbon;Containmentsystems/applications;Iodineretentiontest;Methyliodidepenetrationtest;Nuclearreactorvessels
【摘要】:Theresultsofthistestmethodgiveaconservativeestimateoftheperformanceofnuclear-gradeactivatedcarbonusedinallnuclearpowerplantHVACsystemsfortheremovalofradioiodine.1.1Thistestmethodisaverystringentprocedureforestablishingthecapabilityofnewandusedactivatedcarbontoremoveradio-labeledmethyliodidefromairandgasstreams.Thesingletestmethoddescribedisforapplicationtobothnewandusedcarbons,andshouldgivetestresultscomparabletothoseobtainedfromsimilartestsrequiredandperformedthroughouttheworld.Theconditionsemployedwereselectedtoapproximateoperatingoraccidentconditionsofanuclearreactorwhichwouldseverelyreducetheperformanceofactivatedcarbons.Increasingthetemperatureatwhichthistestisperformedgenerallyincreasestheremovalefficiencyofthecarbonbyincreasingtherateofchemicalandphysicalabsorptionandisotopicexchange,thatis,increasingthekineticsoftheradioiodineremovalmechanisms.Decreasingtherelativehumidityofthetestgenerallyincreasestheefficiencyofmethyliodideremovalbyactivatedcarbon.Thewatervaporcompeteswiththemethyliodideforadsorptionsitesonthecarbon,andastheamountofwatervapordecreaseswithlowerspecifiedrelativehumidities,theeasieritisforthemethyliodidetobeadsorbed.Therefore,thistestmethodisaverystringenttestofnuclear-gradeactivatedcarbonbecauseofthelowtemperatureandhighrelativehumidityspecified.Thistestmethodisrecommendedforthequalificationofnewcarbonsandthequantificationofthedegradationofusedcarbons.1.1.1GuidancefortestingnewandusedcarbonsusingconditionsdifferentfromthistestmethodisofferedinAnnexA1.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G76
【国际标准分类号】:
【页数】:18P.;A4
【正文语种】:英语