BS EN 4449-2005 AL-P7050-T76型铝合金.薄板材.0.8mm≤a≤6mm
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来源:标准资料网
【英文标准名称】:AluminiumalloyAL-P7050-T76-Sheet-0,8mm≤a≤6mm
【原文标准名称】:AL-P7050-T76型铝合金.薄板材.0.8mm≤a≤6mm
【标准号】:BSEN4449-2005
【标准状态】:现行
【国别】:英国
【发布日期】:2006-01-12
【实施或试行日期】:2006-01-12
【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】:航空航天运输;航空运输;航空器;合金;铝;铝合金;铝薄板材;化学成分;交货条件;尺寸规格;热处理;检验;材料;金属材料;金属;性能;薄板材;航天运输;规范(验收);测试
【英文主题词】:Aerospacetransport;Airtransport;Aircraft;Alloys;Aluminium;Aluminiumalloys;Aluminiumsheets;Chemicalcomposition;Deliveryconditions;Dimensions;Heattreatment;Inspection;Materials;Metallicmaterials;Metals;Properties;Sheetmaterials;Spacetransport;Specification(approval);Testing
【摘要】:Thisstandardspecifiestherequirementsrelatingto:AluminiumalloyAL-P7050-T76Sheet0,8mm≤a≤6mmforaerospaceapplications.
【中国标准分类号】:V11
【国际标准分类号】:49_025_20
【页数】:10P.;A4
【正文语种】:英语
【英文标准名称】:Thermalperformanceofbuildings-Determinationofairpermeabilityofbuildings-Fanpressurizationmethod
【原文标准名称】:建筑物的热性能.建筑物透气率的测定.风扇加压法
【标准号】:BSEN13829-2001
【标准状态】:现行
【国别】:英国
【发布日期】:2001-01-15
【实施或试行日期】:2001-01-15
【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】:压力试验;空气流动;风扇;隔热性能;透气率;流量测量;建筑物;建筑系统构件;隔热;材料热性质
【英文主题词】:Airpermeability;Airtightness;Atmosphericdensity;Buildings;Definition;Definitions;Differentialpressures;Gases;Heatengineering;Permeabilitymeasurement;Pressurization;Testing;Thermalinsulation;Thermalprotection
【摘要】:Thisstandardisintendedforthemeasurementoftheairpermeabilityofbuildingsorpartsofbuildingsinthefield.Itspecifiestheuseofmechanicalpressurizationordepressurizationofabuildingorpartofabuilding.Itdescribesthemeasurementoftheresultingairflowratesoverarangeofindoor-outdoorstaticpressuredifferences.Thisstandardisintendedforthemeasurementoftheairleakageofbuildingenvelopesofsingle-zonebuildings.Forthepurposeofthisstandard,manymulti-zonebuildingscanbetreatedassingle-zonebuildingsbyopeninginteriordoorsorbyinducingequalpressuresinadjacentzones.Itdoesnotaddressevaluationofairpermeabilitythroughindividualcomponents.
【中国标准分类号】:P31
【国际标准分类号】:91_120_10
【页数】:24P;A4
【正文语种】:英语
【英文标准名称】:OUTLINEOFINVESTIGATIONFORCABLESFORNETWORK-POWEREDBROADBANDCOMMUNICATIONSSYSTEMSIssueNumber:2
【原文标准名称】:网络供电式宽带通信系统用电缆调查大纲.发布编号:2
【标准号】:ULSUBJECT2261-2005
【标准状态】:现行
【国别】:美国
【发布日期】:2005-07-15
【实施或试行日期】:
【发布单位】:美国保险商实验所(US-UL)
【起草单位】:UL
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:Thisoutlinestatesbasicconstruction,test,andmarkingrequirementsforthesafetyofelectricalandelectrical/opticalfibercablesthatareforuseinnetwork-poweredbroadbandcommunicationssystemsasspecifiedinArticle830andotherapplicablepartsoftheNationalElectricalCode(NEC),ANSl/NFPA70-2002.Thesecables("broadbandcables")areforuseasfixedwiringwithinandbetweenbuildingsandarealsoforserviceanddropuseenteringbuildingsandterminatingatnetworkinterfaceunits,whichconvertthebroadbandsignaltoitscomponentvoice,video,data,andinteractive-servicesignalsfordistributionbythecablesreferencedin1.17(a)-1.17(e).Broadbandcablesareinsulatedfor300volts(nomarking)andareofthespecifictypesandvoltageratingsdescribedin(a)-(0.Theusehierarchyofthesecablesisdescribedin(g).a)PLENUMCABLES-TypeBLP(electrical)andTypeBLP-OF(electrical/opticalfiber).Thesetypesarefor0-100voltIow-powercircuits.Thesetypesareforinstallationinbuildingswhereexposedinducts,plenums,andotherspacesusedtotransportenvironmentalair[NEC830.55(B)]andwhereexposedinverticalrunsinashaftorinverticalrunsthatpenetratemorethanonefloor[NEC830.55(C)(1)].Thesetypesarealsoforotherwiringinstalledexposedinbuildings[NEC830.55(D)].Thesetypesareratedandmarked"100volts"or"100V".b)RISERCABLES-TypeBMR(electrical)andTypeBMR-OF(electrical/opticalfiber).Thesetypesarefor0150voltmedium-powercircuits.Thesetypesareforinstallationinbuildingswhereexposedinverticalrunsinashaftorinverticalrunsthatpenetratemorethanonefloor[NEC830.54(B)and830.55(C)(1)].Thesetypesarealsoforexposeduseoutsideandenteringbuildings[NEC830.10(A)].Thesetypesareratedandmarked"150volts"or"150V".c)GENERAL-PURPOSECABLES-TypeBM(electrical)andTypeBM-OF(electrical/opticalfiber).Thesetypesarefor0-150voltmedium-powercircuits.Thesetypesareforgeneraluseexposedinbuildings[NEC830.54(C)and830.55(D)(1)],whichdoesnotincludeexposeduseinrisers(unlesstheshaftisfireproofwithfirestopsateachfloor)anddoesnotincludeexposeduseinplenums.Thesetypesarealsoforexposeduseoutsideandenteringbuildings[NEC830.10(A)].Thesetypesarenotfordirectburial.Thesetypesareratedandmarked"150volts"or"150V".d)OUTDOORUNDERGROUNDCABLESFORMEDIUM-POWERCIRCUITS-TypeBMU(electrical)andTypeBMU-OF(electrical/opticalfiber).Thesetypesarefor0-150voltmedium-powercircuits.Thesetypesareforenteringbuildingsinconduit[NEC830.54(C),Exception]fromdirectburial[NEC830.5(A)(1)].Thesetypesareratedandmarked"150volts"or"150V".
【中国标准分类号】:K13
【国际标准分类号】:
【页数】:
【正文语种】:英语
