BS ISO 15859-4-2004 航空航天系统.航天系统.流体特性、抽样和试验方法.氦

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【英文标准名称】:Aerospaceseries-Spacesystems-Fluidcharacteristics,samplingandtestmethods-Helium
【原文标准名称】:航空航天系统.航天系统.流体特性、抽样和试验方法.氦
【标准号】:BSISO15859-4-2004
【标准状态】:现行
【国别】:英国
【发布日期】:2004-08-13
【实施或试行日期】:2004-08-13
【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】:航天器;化学成分;分类系统;特性;杂质;流体;航空航天运输;规范;试验;氦;定义
【英文主题词】:Aerospacetransport;Chemicalcomposition;Classificationsystems;Definition;Definitions;Fluids;Helium;Impurities;Properties;Spacetransport;Spacecraft;Specification;Testing
【摘要】:ThispartofISO15859specifieslimitsforthecompositionofheliumandestablishesthesamplingandtestrequirementsapplicablefortheverificationoftheheliumcomposition.ThispartofISO15859isapplicabletohelium,usedinbothflighthardwareandgroundfacilities,systemsandequipment,ofthefollowingtypesandgrades.—TypeⅠ:gaseous—GradeA:purgingandpressurizinghelium;—GradeF:purgingandpressurizinghelium;—GradeJ:purgingandpressurizinghelium;—TypeⅡ:liquid—GradeA:purgingandpressurizinghelium;—GradeF:purgingandpressurizinghelium.ThispartofISO15859isapplicabletoinfluentsonlywithinthespecifiedlimitsherein.ThispartofISO15859isapplicabletoanysamplingoperationrequiredtoensurethat,whenthefluidentersthelaunchvehicleorspacecraft,thefluidcompositioncomplieswiththelimitsprovidedhereafterorwithanytechnicalspecificationagreedtoforaparticularuse.
【中国标准分类号】:V13
【国际标准分类号】:49_140
【页数】:16P.;A4
【正文语种】:英语