【英文标准名称】:StandardTestMethodforWaterAbsorptionofCoreMaterialsforStructuralSandwichConstructions
【原文标准名称】:结构夹层建筑用芯材吸水性的标准试验方法
【标准号】:ASTMC272-2001(2007)
【标准状态】:现行
【国别】:
【发布日期】:2001
【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】:D30.09
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:航空航天运输;设计;叠层板材;材料;夹层结构;试验;吸水率
【英文主题词】:moisturecontent;waterabsorption;watersaturation
【摘要】:Themoisturecontentofmostcorematerialsisrelatedtosuchpropertiesaselectricalproperties(suchasdielectricconstant,losstangent,andelectricalresistance)andmechanicalproperties(suchasstrengthandmodulus).Theamountofweightthestructuremaygainbythecoreabsorbingwaterisalsoimportant.Itshouldbenotedthatinasandwichpaneltherearefacingsbondedontwosidesofthecorethataffecttheamountofwaterabsorbedbythecore.1.1Thistestmethodcoversthedeterminationoftherelativeamountofwaterabsorptionbyvarioustypesofstructuralcorematerialswhenimmersedorinahighrelativehumidityenvironment.Thistestmethodisintendedtoapplytoonlystructuralcorematerials;honeycomb,foam,andbalsawood.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Theinch-poundunitsgivenmaybeapproximate.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q23
【国际标准分类号】:83_120
【页数】:3P.;A4
【正文语种】: