ASTM E2025-1999(2006) 门窗元部件和组件耐冲击力评定的标准试验方法

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【英文标准名称】:StandardTestMethodforEvaluatingFenestrationComponentsandAssembliesforResistancetoImpactEnergies
【原文标准名称】:门窗元部件和组件耐冲击力评定的标准试验方法
【标准号】:ASTME2025-1999(2006)
【标准状态】:现行
【国别】:
【发布日期】:1999
【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】:E06.51
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:穿孔;冲击;摆动锤;冲击件;冲击力;冲击保护系统
【英文主题词】:fenestration;glazedopening;impact;impactenergy;impactprotectivesystems;impactram;pendulum
【摘要】:Thistestmethodisintendedfordeterminingtheabilityofafenestrationcomponent,fenestrationassembly,orimpactprotectionsystemtoresistspecifiedimpactenergies.Thetestapparatus,referencedherein,iscapableofapplyingavarietyofimpactstoaspecimenastheimpactorheadmaybefabricatedintoavarietyofshapesandfrommaterialshavingdifferentdegreesofhardness.Theuserisabletosimulateaspecifictypeofimpactandtheimpactenergywiththisapparatus.Thereisaneedtocorrelatethedamagetofenestrationassembliesfromtheimpactsinquestionwiththeimpactsdeliveredbythetestapparatusinorderforthetestresultstobeproperlyinterpreted.Duetothenatureofthetestapparatus,caremustbetakenwheninterpretingtheresultsofaspecifictesttoactualperformanceinthefield.Theimpactenergiesinvolvedinapendulumimpactcannotbedirectlytransferredtoimpactenergiesappliedbyotherdevices,forexample,projectiles;therefore,theperformanceofaspecimentotheimpactsappliedbythistestmethodarenotdirectlytransferabletoperformanceinactualuse.Theapplicationofimpactenergiestoaspecimen,asappliedinthistestmethod,however,doesprovidevaluableinformationregardingtheabilityofthespecimentoresistdamagewhenimpacted.Note18212;UseTestMethodE1886fordeterminingtheperformanceoffenestrationcomponentssubjectedtoimpactsfromwindbornedebrisinawindstormenvironment.Whenusingthistestmethodtocomparetheperformanceofproductsthesameimpactnose,impactdevicemassandimpactspeedmustbeappliedtoeachproducttested.1.1Thistestmethodcoverstheevaluationoftheresistanceoffenestrationcomponents,fenestrationassemblies,andimpactprotectionsystemstospecifiedimpactenergies.1.2Window,glazeddoor,andskylightassembliescoveredbythistestmethodalsoincludeindividualcomponents,suchastheglazingin-fill.Thisstandarddoesnopurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:P33
【国际标准分类号】:91_120_10
【页数】:4P.;A4
【正文语种】:


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【英文标准名称】:ElectricalCharacteristicsofGeneratorsandReceiversforUseinBalancedDigitalMultipointSystems
【原文标准名称】:平衡数字多点系统用发生器和接收机的电气特性
【标准号】:ANSI/TIA-485-A-1998
【标准状态】:现行
【国别】:美国
【发布日期】:1998
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:电信;电子工程
【英文主题词】:Balanced;Digital;Electricalproperties;Electronicengineering;Generators;Receivers;Signallingsystems;Switching;Telecommunications
【摘要】:Thisstandardspecifiestheelectricalcharacteristicsofgeneratorsandreceiversthatmaybeemployedwhenspecifiedfortheinterchangeofbinarysignalsinmultipointinterconnectionofdigitalequipment.
【中国标准分类号】:M32
【国际标准分类号】:33_040_30
【页数】:
【正文语种】:英语


MIL-PRF-89033, PERFORMANCE SPECIFICATION: VECTOR SMART MAP (VMAP), LEVEL 1 (01 JUN 1995) [SUPERSEDING MIL-V-89033]., This military specification defines the content and format for U.S. Defense Mapping Agency (DMA) Vector Smart Map (VMap) Level 1