【英文标准名称】:Railwayapplications.Wheelsetsandbogies.Methodofspecifyingthestructuralrequirementsofbogieframes
【原文标准名称】:铁路应用设施.轮辐和转向架.转向架结构要求的规定方法
【标准号】:BSEN13749-2011
【标准状态】:现行
【国别】:英国
【发布日期】:2011-04-30
【实施或试行日期】:2011-04-30
【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】:行车机构;定义(术语);交货条件;尺寸公差;负荷;产品规格;生产;性能;质量保证;质量控制;质量要求;铁路应用设施;铁路设备;铁道车辆结构;铁道车辆;铁路;规范(验收);规格;材料强度;试验;公差(测量);车轮;轮对轴;轮副
【英文主题词】:Bogies;Definitions;Deliveryconditions;Dimensionaltolerances;Loading;Productspecification;Production;Properties;Qualityassurance;Qualitycontrol;Qualityrequirements;Railwayapplications;Railwayequipment;Railwayvehicleconstruction;Railwayvehicles;Railways;Specification(approval);Specifications;Strengthofmaterials;Testing;Tolerances(measurement);Wheels;Wheelsetshafts;Wheelsets
【摘要】:ThisEuropeanStandardspecifiesthemethodtobefollowedtoachieveasatisfactorydesignofbogieframesandincludesdesignprocedures,assessmentmethods,verificationandmanufacturingqualityrequirements.Itislimitedtothestructuralrequirementsofbogieframesincludingbolstersandaxleboxhousings.ForthepurposeofthisEuropeanStandard,thesetermsaretakentoincludeallfunctionalattachments,e.g.damperbrackets.
【中国标准分类号】:S33
【国际标准分类号】:45_040
【页数】:58P.;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodforModulusofRuptureinBendingofElectrodeGraphite
【原文标准名称】:石墨电极芯弯曲破坏模量的标准试验方法
【标准号】:ASTMC1025-1991(2010)e1
【标准状态】:现行
【国别】:
【发布日期】:1991
【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.F0
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:碳;电极石墨;抗弯强度;石墨;挠折模量;弯曲试验
【英文主题词】:carbon;electrodegraphite;flexuralstrength;graphite;modulusofrupture;Bendtesting
【摘要】:ThistestmethodprovidesameansfordeterminingthemodulusofruptureofasquarecrosssectiongraphitespecimenmachinedfromtheelectrodecoresampleobtainedaccordingtoPracticeC783,withaminimumcorediameterof57mm.Thistestmethodisrecommendedforqualitycontrolorqualityassurancepurposes,butshouldnotbereliedupontocomparematerialsofradicallydifferentparticlesizesororientationalcharacteristics.Forthesereasonsaswellasthosediscussedin4.2anabsolutevalueofflexuralstrengthmaynotbeobtained.SpecimenSize8212;Themaximumparticlesizeandmaximumporesizevarygreatlyformanufacturedgraphiteelectrodes,generallyincreasingwithelectrodediameter.Thetestisonarathershortstubbybeam,thereforetheshearstressisnotinsignificantcomparedtotheflexuralstress,andthetestresultsmaynotagreewhenadifferentratioorspecimensizeisused.1.1Thistestmethodcoversdeterminationofthemodulusofruptureinbendingofspecimenscutfromgraphiteelectrodesusingasimplesquarecrosssectionbeaminfour-pointloadingatroomtemperature.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:
【国际标准分类号】:71_100_99
【页数】:3P.;A4
【正文语种】: