ASTM D6241-2004(2009) 用50mm探针对土工织物和土工织物相关产品的静态穿透强度的标准试验方法

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【英文标准名称】:StandardTestMethodfortheStaticPunctureStrengthofGeotextilesandGeotextile-RelatedProductsUsinga50-mmProbe
【原文标准名称】:用50mm探针对土工织物和土工织物相关产品的静态穿透强度的标准试验方法
【标准号】:ASTMD6241-2004(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:2004
【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】:
【英文主题词】:Geotextiles;Probemethods;Puncturetesting;Staticpuncturestrength
【摘要】:Thistestmethodfordeterminingthepuncturestrengthofgeotextilesistobeusedbytheindustryasanindexofpuncturestrength.Theuseofthistestmethodistoestablishanindexvaluebyprovidingstandardcriteriaandabasisforuniformreporting.Thistestmethodisconsideredsatisfactoryforacceptancetestingofcommercialshipmentsofgeotextiles.Incaseofadisputearisingfromdifferencesinreportedtestresultswhenusingthistestmethodforacceptancetestingofcommercialshipments,thepurchaserandthesuppliershouldconductcomparativeteststodetermineifthereisastatisticalbiasbetweentheirlaboratories.Competentstatisticalassistanceisrecommendedfortheinvestigationofbias.Asaminimum,thetwopartiesshouldtakeagroupoftestspecimensthatareashomogeneousaspossibleandthatarefromalotofthetypeinquestion.Thetestspecimensthenshouldberandomlyassignedinequalnumberstoeachlaboratoryfortesting.TheaverageresultsfromthetwolaboratoriesshouldbecomparedusingStudent''st-testforunpaireddataandanacceptableprobabilitylevelchosenbythetwopartiesbeforethetestingisbegun.Ifabiasisfound,eitheritscausemustbefoundandcorrected,orthepurchaserandthesuppliermustagreetointerpretfuturetestresultsinthelightoftheknownbias.Thistestmethodisnotapplicabletomaterialsthataremanufacturedinsizesthataretoosmalltobeplacedintothetestapparatusinaccordancewiththeproceduresinthistestmethod.Furthermore,itisnotappropriatetoseparatepliesofageosyntheticorgeocompositeforuseinthistestmethod.1.1Thistestmethodisanindextestusedtomeasuretheforcerequiredtopunctureageotextileandgeotextile-relatedproducts.Therelativelylargesizeoftheplungerprovidesamultidirectionalforceonthegeotextile.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.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】:6P.;A4
【正文语种】:英语