【英文标准名称】:Bituminousmixtures-Testmethodsforhotmixasphalt-Determinationofthebulkdensityofbituminousspecimensbygammarays
【原文标准名称】:沥青混合料.热混合沥青的试验方法.用γ-射线测定沥青样品的松密度
【标准号】:BSEN12697-7-2002
【标准状态】:现行
【国别】:英国
【发布日期】:2002-10-10
【实施或试行日期】:2002-10-10
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:施工材料;抽样方法;定义;测试;机械性能;松密度;测定;地沥青;建筑;性能试验;物理性能;体积密度;数学计算;道路建筑;γ辐射;容量分析;含量测定;试样;热混合沥青
【英文主题词】:
【摘要】:ThisEuropeanStandardspecifiesamethodformeasuringthebulkdensityofpavementmixturesusingatransmission-typegammaradiationtestbench.TheapplicabilityofthisEuropeanStandardisdescribedintheproductstandardsforbituminousmixtures.NOTEThesafetyregulationsapplicabletotheuseofgammaraysshouldbeapplied.Thisstandardisapplicabletocylindricalspecimensorblocks,preparedinalaboratoryorcutfromapavement,forwhichthethicknessandthemassabsorptioncoefficient,whichisafunctionofthechemicalcompositionareknown.Thethicknessofthespecimentraversedbytheradiationshouldbebetween30mmand300mm.Thismethoddoesnotapplytomixturescontainingslags,withvariablemetalcontentorchemicalcompositionwhichcanaffecttheabsorptionofgammarays.
【中国标准分类号】:E43
【国际标准分类号】:93_080_20
【页数】:16P;A4
【正文语种】:英语