ASTM D 7312-2007 采用超级铺面剪切试验器(SST)测定沥青混合物的永久剪切应变和复数切变模量用标准试验方法
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【英文标准名称】:StandardTestMethodforDeterminingthePermanentShearStrainandComplexShearModulusofAsphaltMixturesUsingtheSuperpaveShearTester(SST)
【原文标准名称】:采用超级铺面剪切试验器(SST)测定沥青混合物的永久剪切应变和复数切变模量用标准试验方法
【标准号】:ASTMD7312-2007
【标准状态】:现行
【国别】:美国
【发布日期】:2007
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:沥青;施工材料;测定;永久的;道路建筑;剪切;剪切模量;剪切应变;应变;试验设备;试验
【英文主题词】:Asphalts;Constructionmaterials;Determination;Permanent;Roadconstruction;Shear;Shearmodulus;Shearstrain;Strain;Testequipment;Testing
【摘要】:
【中国标准分类号】:Q20;P66
【国际标准分类号】:93_080_20
【页数】:8P;A4
【正文语种】:英语
【英文标准名称】:Lampcapsandholderstogetherwithgaugesforthecontrolofinterchangeabilityandsafety.Part2:Lampholders.
【原文标准名称】:灯头、灯座及检验其互换性和安全性的量规.第2部分:灯座
【标准号】:IEC60061-2H-1987
【标准状态】:现行
【国别】:国际
【发布日期】:1987
【实施或试行日期】:
【发布单位】:国际电工委员会(IEC)
【起草单位】:IEC/SC34B
【标准类型】:()
【标准水平】:()
【中文主题词】:IEC量规;量规;IEC灯头量规;IEC灯座;灯座;电灯;普通照明灯;可置换性;IEC灯头;照明工程;照明系统;摩托车;灯头;灯;安全;电气工程
【英文主题词】:lightingsystems;lampcaps;ieclampcaps;replaceability;electriclamps;ieclampholders;illuminationengineering;motorvehicles;safety;electricalengineering;ieccapgauges;lampholders;generallightingservicelamps;lamps;gauges;iecgauches
【摘要】:
【中国标准分类号】:K74
【国际标准分类号】:29_140_10
【页数】:21P;A4*
【正文语种】:英语
【英文标准名称】:StandardTestMethodforLaboratoryMeasurementoftheEffectivenessofFloorCoveringsinReducingImpactSoundTransmissionThroughConcreteFloors
【原文标准名称】:地板覆盖物在降低穿过混凝土地面传播的碰撞声音效果的实验室测量的标准试验方法
【标准号】:ASTME2179-2003(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:2003
【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】:E33.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:impactinsulationclass;impactsoundinsulation;impactsoundpressurelevel;tappingmachine;Effectivenesstesting;Flooring/floorcoveringsystems(concrete);Impactinsulationclass(IIC);Impactsoundtransmission(buildingelements);Laboratorys
【摘要】:Theimpactsoundratingforafloorassemblyisdeterminedbothbythebasicfloorassemblyandthefloorcoveringontheuppersurface.Thesamefloorcoveringincombinationwithdifferentbasicfloorassemblieswillnotalwaysgivethesameimpactinsulationclass(IIC)ratings.Thistestmethodisdesignedtoprovidedatathatcharacterizethefloorcoveringalonewheninstalledoverconcreteslabfloors.Thex0394;IICratingcalculatedin13.4isusedtocomparetheeffectivenessofdifferentfloorcoveringsonconcretefloors.Theimpactinsulationclass(IIC)calculatedforthereferenceconcretefloorwithacoveringprovidesanindicationoftheimpactsoundinsulationthatthecoveringwillprovidewithtypical,monolithicconcretefloors.Whenthenormalizedimpactsoundpressurelevelsbelowabareconcreteslabareknown,thedifferencespectrumcalculatedin13.1maybeusedtoestimatetheimpactsoundpressurelevelsandhencetheIICthatwouldresultifthecoveringwereinstalledontheslab.Warning:Differencespectrameasuredusingthismethodshallnotbeusedtoestimateimpactsoundpressurelevelsforfloorscomprisingonlyoneortwolightweightfloorlayerssuchasorientedstrandboardorplywood.Suchestimatedimpactsoundpressurelevelswouldbeveryinaccurate.Note18212;Thedifferencespectrumcalculatedin13.1givesunreliableestimatesofthereductioninimpactsoundpressurelevelsduetothefloorcoveringwhenitisplacedonajoistfloorincorporatingaconcretetopping(about50mmthick)poureddirectlyontheplywoodsubfloororsteeldeck.Theestimatedimpactsoundpressurelevelsaretoolow.ThistestmethodcloselyfollowsthatdescribedinISO140-8exceptthatthesinglenumberratingusedistheimpactinsulationclass(IIC)describedinClassificationE989.Thedescriptionofthestandardconcreteflooralsodiffers.Note28212;TherequirementinClassificationE989thatnodeviationabovethereferencecontourmayexceed8dBmeansthatthereisnosimplerelationshipbetweenISO140-8testratingsandthosegeneratedbythismethod.1.1Thistestmethoddescribesamethodforthelaboratorymeasurementoftheeffectivenessoffloorcoveringsinreducingimpactnoisefromastandardtappingmachinethroughconcretefloors.Thetestresultsarenotnecessarilydirectlyrelatedtothesubjectiveevaluationsofthefloorcoverings.1.2Thistestmethodappliestoallfloorcoverings,whethersingleormulti-layered,asinstalledonastandardconcretefloor.Multi-layeredcoveringsmaybefactory-assembledorassembledatthetestlaboratory.1.3Thetestmethodappliesonlytolaboratorymeasurements.Itdoesnotapplytothemeasurementoftheeffectivenessofafloorcoveringinafieldsituation.1.4LaboratoryAccreditation8212;AprocedureforaccreditingalaboratoryforperformingthistestmethodisgiveninMethodE492.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q17
【国际标准分类号】:91_120_20
【页数】:5P.;A4
【正文语种】:英语
