【英文标准名称】:Aerospaceseries-Pipecoupling8°30intitaniumalloy-Unions,bulkhead,long,weldedend;GermanandEnglishversionEN3691:2001+AC:2003
【原文标准名称】:航空航天系列.钛合金管连接件8°30'.焊接端长闷头活接头
【标准号】:EN3691-2003
【标准状态】:现行
【国别】:
【发布日期】:2004-09
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:特性;特性;压合接头;飞行器;航空航天运输;管连接件;螺纹件;管道;焊接;焊接;规范(验收);公差(测量);尺寸;作标记;螺纹;多语种的;交货条件;验收规范;流体技术;航空运输;航天运输;重量;温度范围;设计;闷头联接器;钛合金;额定压力;名称与符号;直的;表面处理
【英文主题词】:Acceptancespecification;Aerospacetransport;Airtransport;Aircraft;Bulkheadcouplings;Characteristics;Compressionfittings;Deliveryconditions;Design;Designations;Dimensions;Fluidtechnologies;Marking;Multilingual;Pipecouplings;Pipelines;Properties;Ratedpressure;Screwings;Spacetransport;Specification(approval);Straight;Surfacetreatment;Temperaturerange;Threads;Titaniumalloys;Tolerances(measurement);Weights;Welding;Weldingon
【摘要】:
【中国标准分类号】:V21
【国际标准分类号】:49_080
【页数】:14P.;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodforMeasurementofThermalStabilityofAviationTurbineFuelsunderTurbulentFlowConditions(HiReTSMethod)
【原文标准名称】:湍流条件下测量航空器涡轮机燃料热稳定性的标准试验方法
【标准号】:ASTMD6811-2002(2007)e1
【标准状态】:现行
【国别】:美国
【发布日期】:2002
【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】:D02.14
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:capillary;deposits;lacquers;Reynoldsnumber;thermalstability;turbinefuel;turbulentflow;Turbulentflowconditions;Aviationturbinefuels;HireTSmethod;Laboratorythermalprocess;Thermalstability--petroleumproducts
【摘要】:Thethermalstressesexperiencedbyaviationfuelinmodernjetenginesmayleadtotheformationofundesirableandpossiblyharmfulinsolublematerials,suchaslacquers,onheatexchangersandcontrolsurfaces,thatreduceefficiencyandrequireextramaintenance.Aircraftfuelsystemsoperatemainlyunderturbulentflowconditions.Mostlarge-scalerealistictestrigsoperateintheturbulentflowregimebutfuelvolumesareverylargeandtesttimesareverylong.Thistestmethodtestsfuelunderturbulentflow(highReynoldsnumber)conditions,anditgivesaquantitativeresultunderstandardoperatingconditionsof65or125min.Continuousanalysisofresultsduringthetestallowsperformanceofthefueltobemonitoredinrealtimethusenablingthetesttimetobereducedmanuallyorautomatically,ifrequired.Theresultsofthistestmethodarenotexpectedtocorrelatewithexistingtestmethodsforallfuels,sincethetestmethodsandoperatingconditionsaredifferent(seeAppendixX2).1.1Thistestmethodcoversalaboratorythermalprocess,usingaspecifiedapparatusformeasuringthetendenciesofaviationturbinefuelstodepositinsolublematerialsanddecompositionproducts,suchaslacquers,withinafuelsystem.Thistestmethodprovidesaquantitativeresultforfuelunderturbulentflowconditionsin65or125min.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E31
【国际标准分类号】:75_100
【页数】:9P.;A4
【正文语种】:英语