【英文标准名称】:StandardTestMethodforMeasuringMassperUnitAreaofGeotextiles
【原文标准名称】:测量单位面积土工织物所通过的物质量
【标准号】:ASTMD5261-1992(2003)
【标准状态】:现行
【国别】:
【发布日期】:1992
【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】:D35.01
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:试验;土工织物
【英文主题词】:geotextile;massperunitarea;weight
【摘要】:Thistestmethodisusedtodetermineifthegeotextilematerialmeetsspecificationsformassperunitarea.Thistestmethodcanbeusedforqualitycontroltodeterminespecimenconformance.Thismeasurementallowsforasimplecontrolofthedeliveredmaterialbyacomparisonofthemassperunitareaofthedeliveredmaterialandthespecifiedmassperunitarea.Theprocedureinthistestmethodmaybeusedforacceptancetestingofcommercialshipments,butcautionisadvisedsinceinformationaboutbetween-laboratoryprecisionisincomplete.Comparativetestsinaccordancewith5.2.1areadvisable.5.2.1Incaseofadisputearisingfromdifferencesinreportedtestresultswhenusingtheproceduresinthistestmethodforacceptancetestingofcommercialshipments,thepurchaserandthemanufacturershouldconductcomparativeteststodetermineifthereisastatisticalbiasbetweentheirlaboratories.Competentstatisticalassistanceisrecommendedfortheinvestigationofbias.Asaminimum,thetwopartiesshouldtakeagroupoftestspecimensthatareashomogeneousaspossibleandwhicharefromalotofmaterialofthetypeinquestion.Thetestspecimenshouldthenberandomlyassignedinequalnumberstoeachlaboratoryfortesting.Theaverageresultsfromthetwolaboratoriesshouldbecomparedusingtheappropriatestudent’t-testandanacceptableprobabilitylevelchosenbythetwopartiesbeforetestingisbegun.Ifabiasisfound,eitheritscausemustbefoundandcorrectedorthepurchaserandthemanufacturermustagreetointerpretfuturetestresultsinlightoftheknownbias.1.1Thistestmethodcanbeusedasanindextothedeterminationofmassperunitareaofallgeotextiles.1.2ThevaluesstatedinSIunitsorotherunitsshallberegardedseparatelyasstandard.Thevaluesstatedinparenthesesareprovidedforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:W59
【国际标准分类号】:59_080_70
【页数】:2P.;A4
【正文语种】: