【英文标准名称】:Wood-basedpanels.Characteristicvaluesforstructuraldesign.Plywood
【原文标准名称】:木质板材.结构设计特性值.层压板
【标准号】:BSEN12369-2-2011
【标准状态】:现行
【国别】:英国
【发布日期】:2011-07-31
【实施或试行日期】:2011-07-31
【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】:
【英文主题词】:Appearance;Bulkdensity;Characteristics;Classes;Definitions;Dimensioning;Flexibility;Furniture;Mathematicalcalculations;Mechanicalproperties;Modulusofelasticity;Plywood;Pressure;Properties;Ratings;Specification(approval);Strain;Strengthcalculation;Structuraltimber;Tensileforce;Testing;Timberstructures;Tractiveforce;Values;Woodproducts;Woodtechnology;Woodbasedsheetmaterials;Woodworking
【摘要】:ThisEuropeanStandardprovidesinformationonthecharacteristicvaluesforuseindesigningstructuresincorporatingwood-basedpanels.ThecharacteristicvaluesgiveninthisstandardaretobeusedinaccordancewithEN1995-1-1.Whenutilizingtheclassificationsystemforderivationofplywoodcharacteristicvalues,thisEuropeanStandardcanonlybeappliedwithreferencetoEN636.ThisEuropeanStandardincludesthecharacteristicvaluesofthemechanicalpropertiesforplywoodcomplyingwithEN636inbending,tension,compression,panelshearandplanarshear.EN636classifiesbendingpropertiesintotwosetsofclasses,oneforstiffnessandanotherforstrength.Stiffnessandstrengthintensionandcompressionarerelatedtothesamepropertiesinbending.Forshearproperties,fixedvaluesdeterminedbycorrelationtodensityareprovided.Whereoptimisedvaluesareneeded,thecharacteristicvaluesaredetermineddirectlybytestinginaccordancewithEN789andEN1058orbycombinationoftestingaccordingtothelattertwostandardsandcalculationaccordingtoprEN14272.ThisEuropeanStandardappliestopanelscomplyingwiththethreefollowingconditions:?5layersormoreand6mmoverallthicknessandmore;?theratioofthecumulativethicknessofveneersinalternatedirectionsdoesnotexceed2,5;?woodspecieswithameandensitygreaterthan350kg/m3andnotexceeding750kg/m3.
【中国标准分类号】:B70
【国际标准分类号】:79_060_10
【页数】:22P.;A4
【正文语种】:英语