【英文标准名称】:StandardTestMethodsforWood-BasedStructuralPanelsinCompression
【原文标准名称】:木基结构板的压缩标准试验方法
【标准号】:ASTMD3501-2005a
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:压缩试验;建筑;施工材料;胶合板;压力;试验;木材
【英文主题词】:compression;structuralpanels;wood
【摘要】:Thesemethodsdeterminethecompressivestrengthofstructuralpanelsinresponsetostressesactingintheplaneofthepanel.MethodA8212;Thismethodisapplicabletostructuralpanelsofuniformpropertieswithinapanel.Itisusefulforevaluatingplywoodofclear,straight-grainedveneers,anddeterminingtheeffectofchemicalorpreservativetreatments,construction,principaldirectionwithrespecttodirectionofstress,andothervariablesthatareexpectedtouniformlyinfluencethepanel.MethodB:3.3.1Thecompressivepropertiesobtainedbythismethodareareliableapproximationofthestrengthofafull-sizepanel,andareintendedforuseindesign.3.3.2Thecompressivepropertiesareinfluencedbybuckling;however,thiseffectcanbeeliminatedinthistestbyrestrainingtheedgesofthespecimens.Itisrecommendedthatwherecomparisonsaretobemade,thatthesamemethodandspecimensizebeusedthroughout.Thisisbecausethevolumeofmaterialincludedinatestspecimencaninfluencethecompressivestrengthregardlessofwhetherthematerialpropertiesareuniformthroughoutthesheetorvarywidelyduetothepresenceofgrowthormanufacturingfeatures.1.1Thesetestmethodscoverthedeterminationofthecompressionpropertiesofwood-basedstructuralpanels.Wood-basedstructuralpanelsinuseincludeplywood,waferboard,orientedstrandboard,andcompositesofveneerandofwood-basedlayers.1.2MethodA,CompressionTestforSmallSpecimensThismethodisapplicabletosmallspecimensthatareuniformwithrespecttoelasticandstrengthproperties.Twotypesofcompressiontestsareemployed:onetoevaluatebothelasticandcompressivestrengthproperties,andthesecondtoevaluatemaximumcompressivestrengthonly.1.3MethodB,CompressionTestforLargeSpecimensThismethodemployslargespecimensandrespondswelltomanufacturingvariablesandgrowthcharacteristicsthatinfluencecompressionpropertiesofstructuralpanels.1.3.1Thismethodisintendedforthefollowing:Comparativetestsofstructuralpanels,Evaluatingtheeffectsofmoisturecontentonstrengthpropertiesofstructuralpanels,Determiningthestrengthpropertiesofstructuralpanels,andEvaluatingtheeffectsofrawmaterialandmanufacturingvariablesoncompressionpropertiesofstructuralpanels.1.4Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:B70
【国际标准分类号】:79_060_10
【页数】:7P.;A4
【正文语种】:


【英文标准名称】:DTU35.1-Buildingworks-Removableanddismountablepartitions-Part1:contractbilloftechnicalclauses.
【原文标准名称】:DTU35.1.建筑工程.可拆卸部分.第1部分:技术条款的合同项
【标准号】:NFP24-802-1-2001
【标准状态】:现行
【国别】:法国
【发布日期】:2001-10-01
【实施或试行日期】:2001-10-05
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:P32
【国际标准分类号】:91_060_10
【页数】:39P;A4
【正文语种】:其他