BS EN 3267-2001 航空航天系列.钛合金闷头垫圈
作者:标准资料网 时间:2024-05-04 19:43:17 浏览:8947
来源:标准资料网
【英文标准名称】:Aerospaceseries-Washers,bulkheadintitaniumalloy
【原文标准名称】:航空航天系列.钛合金闷头垫圈
【标准号】:BSEN3267-2001
【标准状态】:现行
【国别】:英国
【发布日期】:2001-11-09
【实施或试行日期】:2001-11-09
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:紧固件;飞行器部件;闷头联接器;尺寸;钛合金;垫圈;形状
【英文主题词】:
【摘要】:Thisstandardspecifiesthecharacteristicsforwashers,bulkhead,intitaniumalloy,foraerospaceapplications.
【中国标准分类号】:V20
【国际标准分类号】:49_030_50
【页数】:8P;A4
【正文语种】:英语
【英文标准名称】:Industrial-processcontrolsystems-Instrumentswithanalogueinputsandtwo-ormulti-stateoutputs-Part1:Methodsofevaluatingperformance
【原文标准名称】:工业过程控制系统.模拟输入和两路或多路输出的仪器.第1部分:性能评定方法
【标准号】:IEC61003-1-2004
【标准状态】:现行
【国别】:国际
【发布日期】:2004-01
【实施或试行日期】:2007-07-01
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/SC65B
【标准类型】:()
【标准水平】:()
【中文主题词】:电气工程;电气设备;可控状态;工业的;工业过程测量;调查方法;气动设备;调查;仪器;多语种的;试验;评定;工作性能;定义;过程测量和控制技术;模拟;试验报告;过程控制;研究方法;工业;磨损量;模拟信号;过程控制工程;评定参数;自动化
【英文主题词】:Analogue;Analoguesignals;Assessmentparameters;Automation;Controlledcondition;Definitions;Electricalappliances;Electricalengineering;Evaluations;Industrial;Industrialprocessmeasurement;Industries;Instruments;Investigationmethods;Investigations;Multilingual;Performanceinservice;Pneumaticequipment;Processcontrol;Processcontrolengineering;Processmeasuringandcontroltechnology;Ratings;Researchmethods;Testing;Testingconditions;Wear-quantity
【摘要】:Isapplicabletopneumaticandelectricindustrial-processinstrumentsusingmeasuredvaluesthatarecontinuoussignalsinaccordancewithIEC60382,orIEC60381-1.Theotherinputvalue(i.e.thesetpointvalue)maybeeitheramechanical(position,
【中国标准分类号】:N18
【国际标准分类号】:25_040_40
【页数】:24P.;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforFuranicCompoundsinElectricalInsulatingLiquidsbyHigh-PerformanceLiquidChromatography(HPLC)
【原文标准名称】:用高效液相色谱法(HPLC)测试电绝缘液中呋喃化合物的标准试验方法
【标准号】:ASTMD5837-1999(2005)
【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】:D27.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:HPLC分析;呋喃化合物;呋喃甲醛;乙酰呋喃;糠醇;试验;液相色谱法;α-呋喃甲醛;电绝缘液体;糠基;呋喃基;液体萃取;固相萃取;糠醛;甲基;羟甲基
【英文主题词】:directinjection;furaldehyde;furanoid;furans;furanic;furfuraldehyde;furfurylalcohol;furfurylfurfurol;furyl;furfural;HPLC;liquid/liquidextraction;solid-phaseextraction;SPE;5-hydroxymethyl-2-furaldehyde;2-furaldehyde;2-acetylfuran;5-meth
【摘要】:Furaniccompoundsaregeneratedbythedegradationofcellulosicmaterialsusedinthesolidinsulationsystemsofelectricalequipment.Furaniccompoundswhichareoilsolubletoanappreciabledegreewillmigrateintotheinsulatingliquid.Highconcentrationsorunusualincreasesintheconcentrationsoffuraniccompoundsinoilmayindicatecellulosedegradationfromagingorincipientfaultconditions.TestingforfuraniccompoundsmaybeusedtocomplementdissolvedgasinoilanalysisasperformedinaccordancewithTestMethodD3612.1.1Thistestmethoddescribesthedeterminationinelectricalinsulatingliquidsofproductsofthedegradationofcellulosicmaterialssuchaspaper,pressboard,andcottonmaterialstypicallyfoundasinsulatingmaterialsinelectricalequipment.Thesedegradationproductsaresubstitutedfuranderivatives,commonlyreferredtoasfuraniccompoundsorfurans.Thistestmethodallowseitherliquid/liquidorsolidphaseextraction(SPE)ofthefuraniccompoundsfromthesamplematrixfollowedbyanalysisforspecificfuraniccompoundsbyHPLCordirectinjectionforanalysisofspecificfuraniccompoundsbyHPLC.1.2Theindividualfuraniccompoundsthatmaybeidentifiedandquantifiedincludethefollowing:5-hydroxymethyl-2-furaldehydefurfurylalcohol2-furaldehyde2-acetylfuran5-methyl-2-furaldehyde
