ASTM D3044-1994(2006) 木基结构板剪切模数的标准试验方法
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【英文标准名称】:StandardTestMethodforShearModulusofWood-BasedStructuralPanels
【原文标准名称】:木基结构板剪切模数的标准试验方法
【标准号】:ASTMD3044-1994(2006)
【标准状态】:现行
【国别】:
【发布日期】:1994
【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】:D07.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:胶合板;建筑;施工材料;木材;试验;剪切模量
【英文主题词】:shearmodulus;structuralpanel;wood
【摘要】:ThistestmethodismostusefulfordeterminingthemoduliofrigidityoforthotropicmaterialsforwhichmoduliofrigiditycannotbecomputedfromelasticmoduliandPoissonrsquo;ratios.Theshearmodulusdeterminedbythismethodappearsintheequationgoverningthebendingofaplate.Thisisthemodulusthatisneededindiscussingthedeflectionandbucklingofplates.1.1Thistestmethodcoversdeterminationoftheshearmodulusofwood-basedstructuralpanelsassociatedwithsheardistortionintheplaneofthepanels.Themethodisapplicabletoalltypesofwood-basedstructuralpanels.Thegraindirectionororientationoftheindividualplies,laminations,orlayersshallbeparallelorperpendiculartotheedgeofthetestspecimen.Iftheplies,laminations,orlayersareofdifferentmaterialorelasticproperties,themethodgivestheeffectiveshearingmodulus.Wood-basedstructuralpanelsinuseincludeplywood,waferboard,orientedstrandboard,andcompositesofveneerandofwood-basedlayers.Note18212;Thistestmethodisprimarilydesignedformaterialinwhichthegrainororientationoftheindividualplies,laminations,orlayersisparallelorperpendiculartotheedgeofthespecimen.Itmaybeused,however,forplywoodspecimensinwhichthegrainisat45tothespecimenedgesifafour-plypanelwithallpliesofthesamethicknessisused.ThecontrollingconditionisthattheEI(modulusofelasticitymomentofinertia)valuesalongbothdiagonalsshallbeequal.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:B70
【国际标准分类号】:79_060_10
【页数】:3P.;A4
【正文语种】:
【英文标准名称】:Racingbicycles-Safetyrequirementsandtestmethods;EnglishversionofDINEN14781:2006-03
【原文标准名称】:赛车.安全要求和试验方法.德文版本EN14781-2005
【标准号】:DINEN14781-2006
【标准状态】:现行
【国别】:德国
【发布日期】:2006-03
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:事故预防;自行车零件;制动器;组件;自行车;定义;设计;传动链;耐久性;设备安全;架设(施工作业);紧固件;机架;前轮叉;冲击试验;检验;使用说明;维修说明书;作标记;赛车;轨道轮;回弹性;道路安全;道路运输;安全工程;安全要求;规范(验收);弹性;转向机构;材料强度;试验;用户信息;运载工具部件;轮叉
【英文主题词】:Accidentprevention;Bicycledetail;Brakes;Components;Cycles;Definition;Definitions;Design;Drivingchains;Durability;Equipmentsafety;Erecting(constructionoperation);Fasteningparts;Frames;Front-wheelforks;Impacttests;Inspection;Instructionsforuse;Maintenanceinstructions;Marking;Racingbicycles;Railwheels;Resilience;Roadsafety;Roadtransport;Safetyengineering;Safetyrequirements;Specification(approval);Springiness;Steeringgear;Strengthofmaterials;Testing;Userinformation;Vehiclecomponents;Wheelforks
【摘要】:ThisEuropeanStandardspecifiessafetyandperformancerequirementsforthedesign,assemblyandtestingofracingbicyclesandsub-assemblies,andlaysdownguidelinesformanufacture'sinstructionsontheuseandcareofsuchbicycles.ThisEuropeanStandardappliestoracingbicyclesintendedforhigh-speedamateuruseonpublicroads,andonwhichthesaddlecanbeadjustedtoprovideamaximumsaddleheightof635mmormore.ThisEuropeanStandarddoesnotapplytomountainbicyclesandtospecialisedtypesofracingbicyclesuchastandemsorbicyclesdesignedandequippedforuseinsanctionedcompetitiveevents.NOTEForbicycleswithasaddleheightof~435mmseeEN71andwithamaximumsaddleheightofmorethan435mmandlessthan635mmseeEN14765.
【中国标准分类号】:Y14
【国际标准分类号】:43_150
【页数】:84P.;A4
【正文语种】:英语
基本信息
标准名称: | 凿岩用中空六角形钎杆 |
中标分类: |
冶金 >>
钢铁产品 >>
型钢、异型钢 |
替代情况: | 被GB/T 6481-1994代替 |
发布日期: | 1900-01-01 |
实施日期: | 1987-05-01 |
首发日期: | 1900-01-01 |
作废日期: | 1900-01-01 |
出版日期: | 1900-01-01 |
页数: | 4页 |
适用范围
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前言
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目录
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引用标准
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所属分类: 冶金 钢铁产品 型钢 异型钢