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DIN 25106-1-1974 夹紧件.综述

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【英文标准名称】:Clampingfittings;summary
【原文标准名称】:夹紧件.综述
【标准号】:DIN25106-1-1974
【标准状态】:作废
【国别】:德国
【发布日期】:1974-11
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:夹件;紧固件;定义;锁定装置及定位装置;铁道车辆
【英文主题词】:definitions;railwayvehicles;fasteners;lockingandlocatingdevices;clampingfittings
【摘要】:
【中国标准分类号】:S34
【国际标准分类号】:45_060_10
【页数】:3P;A4
【正文语种】:德语


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【英文标准名称】:Railwayapplications-Railwayrollingstockcableshavingspecialfireperformance-Standardwall-Part3:multicorecables.
【原文标准名称】:铁路设施.有特殊防火性能的铁路机车车辆用电缆.标准壁厚.第3部分:多芯电缆
【标准号】:NFF63-264-3-2002
【标准状态】:现行
【国别】:法国
【发布日期】:2002-12-01
【实施或试行日期】:2002-12-05
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:多芯的;保护措施;铁路设施;安全工程;铁路电力牵引装置;尺寸;作标记;铁路车辆;规范(验收);防火安全;电驱动装置;安全要求;电线;铁路;电力设备;安全;单芯电缆;多芯电缆;火焰表面传播;事故预防;电性质和电现象;特性;多线的;壁厚;电缆;铁道车辆;绝缘套;交通车辆
【英文主题词】:Accidentprevention;Definition;Definitions;Dimensions;Electriccables;Electricalcords;Electricalinstallations;Electricalpropertiesandphenomena;Electrically-operateddevices;Firesafety;Insulationsleeve;Marking;Multi-core;Multi-corecables;Multi-wire;Properties;Protectivemeasures;Railwayapplications;Railwayelectrictractionequipment;Railwayvehicles;Railways;Rollingstocks;Safety;Safetyengineering;Safetyrequirements;Single-corecables;Specification(approval);Surfacespreadofflame;Trafficvehicles;Wallthicknesses
【摘要】:
【中国标准分类号】:S80
【国际标准分类号】:13_220_20;29_060_20;45_060_01
【页数】:29P;A4
【正文语种】:其他


【英文标准名称】:StandardTestMethodsforDeterminingSmall-StrainTensilePropertiesofGeogridsandGeotextilesbyIn-AirCyclicTensionTests
【原文标准名称】:空气中反复张力试验法测定土工格栅和土工布的小张力抗拉特性的标准试验方法
【标准号】:ASTMD7556-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:D35.01
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:geogrid;geogridrib;geosynthetic;geotextile;indextest;tensiletest
【摘要】:TestMethodsA,B,andCprovideameansofevaluatingthetensilemodulusofgeogridsandgeotextilesforapplicationsinvolvingsmall-straincyclicloading.Thetestmethodsallowforthedeterminationofcyclictensilemodulusatdifferentlevelsofprescribedorpermanentstrain,therebyaccountingforpossiblechangesincyclictensilemoduluswithincreasingpermanentstraininthematerial.Thesetestmethodsshallbeusedforresearchtestingandtodefinepropertiesforuseinspecificdesignmethods.Incasesofdisputearisingfromdifferencesinreportedtestresultswhenusingthesetestmethodsforacceptancetestingofcommercialshipments,thepurchaserandsuppliershouldconductcomparativeteststodetermineifthereisastatisticalbiasbetweentheirlaboratories.Competentstatisticalassistanceisrecommendedfortheinvestigationofbias.Asaminimum,thetwopartiesshouldtakeagroupoftestspecimenswhichareashomogeneousaspossibleandwhicharefromalotofmaterialofthetypeinquestion.Thetestspecimensshouldthenberandomlyassignedinequalnumberstoeachlaboratoryfortesting.TheaverageresultsfromthetwolaboratoriesshouldbecomparedusingStudentx2019;st-testforunpaireddataandanacceptableprobabilitylevelchosenbythetwopartiesbeforethetestingbegan.Ifabiasisfound,eitheritscauseshallbefoundandcorrectedorthepurchaserandsuppliershallagreetointerpretfuturetestresultsinlightoftheknownbias.AllgeogridscanbetestedbyTestMethodsAorB.Somemodificationoftechniquesmaybenecessaryforagivengeogriddependinguponitsphysicalmake-up.Specialadaptationsmaybenecessarywithstronggeogrids,multiplelayeredgeogrids,orgeogridsthattendtoslipintheclampsorthosewhichtendtobedamagedbytheclamps.MostgeotextilescanbetestedbyTestMethodC.Somemodificationofclampingtechniquesmaybenecessaryforagivengeotextiledependinguponitsstructure.Specialclampingadaptationsmaybenecessarywithstronggeotextilesorgeotextilesmadefromglassfiberstopreventthemfromslippingintheclampsorbeingdamagedasaresultofbeinggrippedintheclamps.Thesetestmethodsareapplicablefortestinggeotextileseitherdryorwet.Itisusedwithaconstantrateofextensiontypetensionapparatus.Thesetestmethodsmaynotbesuitedforgeogridsandgeotextilesthatexhibitstrengthsapproximately100kN/m(600lbf/in.)duetoclampingandequipmentlimitations.Inthosecases,100mm(4in.)widthspecimensmaybesubstitutedfor200mm(8in.)widthspecimens.1.1Thesetestmethodscoverthedeterminationofsmall-straintensilepropertiesofgeogridsandgeotextilesbysubjectingwide-widthspecimenstocyclictensileloading.1.2Thesetestmethods(A,B,andC)allowforthedeterminationofsmall-straincyclictensilemodulusbythemeasurementofcyclictensileloadandelongation.1.3Thistestmethodisintendedtoprovidepropertiesfordesign.Thetestmethodwasdevelopedformechanistic-empiricalpavementdesignmethodsrequiringinputofthereinforcementtensilemodulus.Theuseofcyclicmodulusfromthistestmethodforotherapplicationsinvolvingcyclicloadingshouldbeevaluatedonacase-by-casebasis.1.4Threetestmethods(A,B,andC)areprovidedtodeterminesmall-straincyclictensilemodulusongeogridsandgeotextiles.1.4.1TestMethodA8212;TestingarelativelywidespecimenofgeogridincyclictensioninkN/m(lbf/ft).1.4.2TestMethodB8212;TestingmultiplelayersofarelativelywidespecimenofgeogridincyclictensioninkN/m(lbf/ft).1.4.3TestMethodC......
【中国标准分类号】:W59
【国际标准分类号】:59_080_40
【页数】:6P.;A4
【正文语种】:英语