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【英文标准名称】:Aerospaceseries;rod-ends,adjustable,singleforkandthreadedshankwithengagement:1,5×threaddiameter;dimensionsandloads;germanversionEN2791:1991
【原文标准名称】:航空航天系列.啮合长度为螺纹直径1.5倍的螺纹杆和单叉的可调节控制杆端部.尺寸和负载
【标准号】:EN2791-1991
【标准状态】:现行
【国别】:
【发布日期】:1991-10
【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】:航空航天运输;静荷载;航天运输;规范(验收);尺寸;公差(测量);飞行操纵;特性;负荷;叉形联结器;叉形杆端;安全工作荷载;航空运输;可调的;螺纹柄
【英文主题词】:Adjustable;Aerospacetransport;Airtransport;Aircraftcontrols;Dimensions;Forkends;Forkedcouplings;Loading;Properties;Safeworkingload;Screwedshanks;Spacetransport;Specification(approval);Staticloading;Tolerances(measurement)
【摘要】:
【中国标准分类号】:V22
【国际标准分类号】:49_035
【页数】:7P.;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodforDynamometerEvaluationofUnleadedSpark-IgnitionEngineFuelforIntakeValveDepositFormation
【原文标准名称】:进油阀沉积物形成用火花点燃式发动机无铅燃料的功率计评定标准试验方法
【标准号】:ASTMD6201-2004(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:2004
【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.A0.01
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:automotivespark-ignitionenginefuel;depositcontroladditive;deposits(ininternalcombustionengines);intakevalvedeposits;ASTMTestMonitoringCenter(TMC2);Automotiveenginefuels/oils;Deposit(internalcombustionengine)formation;
【摘要】:TestMethod8212;TheCoordinatingResearchCouncilsponsoredtestingtodevelopthistestmethodtoevaluateafuel''stendencytoformintakevalvedeposits.StateandFederalLegislativeandRegulatoryAction8212;RegulatoryactionbyCaliforniaAirResourcesBoard(CARB)andtheUnitedStatesEnvironmentalProtectionAgency(EPA)necessitatetheacceptanceofastandardizedtestmethodtoevaluatetheintakesystemdepositformingtendencyofanautomotivespark-ignitionenginefuel.RelevanceofResults8212;Theoperatingconditionsanddesignoftheengineusedinthistestmethodarenotrepresentativeofallengines.Thesefactorsshallbeconsideredwheninterpretingtestresults.TestValidity:ProceduralCompliance8212;Thetestresultsarenotconsideredvalidunlessthetestiscompletedincompliancewithallrequirementsofthistestmethod.DeviationsfromtheparameterlimitspresentedinSections12-14willresultinaninvalidtest.Applyengineeringjudgmentduringconductofthetestmethodwhenassessinganyanomaliestoensurevalidityofthetestresults.EngineCompliance8212;AtestisnotconsideredvalidunlessthetestenginemeetsthequalitycontrolinspectionrequirementsasdescribedinSections10and12.1.1Thistestmethodcoversanenginedynamometertestprocedureforevaluationofintakevalvedepositformationofunleadedspark-ignitionenginefuels.ThistestmethodusesaFordRanger2.3Lfour-cylinderengine.Thistestmethodincludesdetailedinformationregardingtheprocedure,hardware,andoperations.1.2TheASTMTestMonitoringCenter(TMC)isresponsibleforengineteststandcalibrationaswellasissuanceofinformationlettersaftertestmethodmodificationsareapprovedbySubcommitteeD02.A0andCommitteeD02.UsersofthistestmethodshallrequestcopiesofrecentinformationlettersfromtheTMCtoensureproperconductofthetestmethod.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Thevaluesinparenthesesareprovidedforinformationonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddetermineapplicabilityofregulatorylimitationspriortouse.Specificwarningstatementsaregiventhroughoutthistestmethod.
【中国标准分类号】:E31
【国际标准分类号】:75_160_20
【页数】:28P.;A4
【正文语种】:英语