ASTM D2284-2011 六氟化硫酸度的标准测试方法

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【英文标准名称】:StandardTestMethodforAcidityofSulfurHexafluoride
【原文标准名称】:六氟化硫酸度的标准测试方法
【标准号】:ASTMD2284-2011
【标准状态】:现行
【国别】:
【发布日期】:2011
【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】:D27.06
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:酸;电气的;氟化物;气体;六氟化物;绝缘;硫磺
【英文主题词】:acid;electrical;fluoride;gas;hexafluoride;insulating;sulfur
【摘要】:AcidicfluoridesareundesirableinSF6usedasanelectricalinsulatinggasinthattheymaycontributetocorrosionorconstitutedielectrichazard.ThistestmethodisvalidforbothnewandusedSF6.InusedSF6,itwillonlymeasurethoseactivespecieswhicharehydrolyzable.1.1Thistestmethodcoversthedeterminationoftheacidicfluoridesofsulfurhexafluoride(SF6).1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:
【国际标准分类号】:71_060_50
【页数】:2P.;A4
【正文语种】:


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【英文标准名称】:Rubberhosesandhoseassemblies;textile-reinforcedhydraulictype;specification
【原文标准名称】:橡胶软管和软管组件.织物增强的液压型.规范
【标准号】:ISO4079-1978
【标准状态】:作废
【国别】:
【发布日期】:
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:
【国际标准分类号】:
【页数】:
【正文语种】:


【英文标准名称】:StandardTestMethodforMeasuringtheComparativeBurningCharacteristicsandResistancetoBurn-ThroughofSolidPlasticsUsing125-mmFlame
【原文标准名称】:利用125mm火焰测量固态塑料比较燃烧特性和抗烧穿性的标准试验方法
【标准号】:ASTMD5048-2003
【标准状态】:现行
【国别】:
【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】:D20.30
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:塑料;试验;火焰表面传播
【英文主题词】:burningcharacteristics;flammability;plastics,solid;resistancetoburn-through;small-scaleburningtests;verticalburningtests
【摘要】:Thetestresultsrepresentafterflameplusafterglowtime,inseconds,foramaterialundertheconditionsofthetest.Thetestresultsforplaquesalsoindicatewhetherornotthespecifiedflamewillburnthroughamaterial.Theeffectofmaterialthickness,colors,additives,deterioration,andpossiblelossofvolatilecomponentsismeasurable.Theburningcharacteristicsmayvarywiththickness.Testdatashouldonlybecomparedwithdataformaterialsofcomparablethickness.Theresultsserveasareferenceforcomparingtherelativeperformanceofmaterialsandcanbeanaidinmaterialselection.Inthistestmethod,thespecimensaresubjectedtospecificlaboratorytestconditions.Ifdifferenttestconditionsaresubstitutedortheend-useconditionsarechanged,itwillnotalwaysbepossiblebyorfromthistestmethodtopredictchangesinthefire-test-responsecharacteristicsmeasured.Therefore,theresultsarevalidonlyforthefire-test-exposureconditionsdescribedinthistestmethod.1.1Thisfire-test-responsetestmethodcoversasmall-scalelaboratoryprocedurefordeterminingtherelativeburningcharacteristicsandtheresistancetoburn-throughofplasticsusingsmallbarandplaquespecimensexposedtoa125-mm(500-Wnominal)flame.Note18212;ThistestmethodandIEC60695-11-20aretechnicallyequivalent.Note28212;Foradditionalinformationoncomparativeburningcharacteristicsofsolidplasticsinaverticalposition,seeTestMethodD3801.1.2Thistestmethodwasdevelopedforpolymericmaterialsusedforpartsindevicesandappliances.Theresultsareintendedtoserveasapreliminaryindicationoftheiracceptabilitywithrespecttoflammabilityforaparticularapplication.Thefinalacceptanceofthematerialisdependentuponitsuseincompleteequipmentthatconformswiththestandardsapplicabletosuchequipment.1.3TheclassificationsystemdescribedinAppendixX1isintendedforqualityassuranceandthepreselectionofcomponentmaterialsforproducts.1.4Thistestmethodmaybeappliedtoothernonmetallicmaterialsiffoundtobeappropriate.1.5Thistestmethodisnotintendedtocoverplasticswhenusedasmaterialsforbuildingconstructionorfinishing.1.6Thisstandardisusedtomeasureanddescribetheresponseofmaterials,products,orassembliestoheatandflameundercontrolledconditions,butdoesnotbyitselfincorporateallfactorsrequiredforfirehazardsorfireriskassessmentofmaterials,products,orassembliesunderactualfireconditions1.7Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.See6.1foraspecifichazardstatement.
【中国标准分类号】:G31
【国际标准分类号】:13_220_40;83_080_01
【页数】:6P.;A4
【正文语种】: