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【英文标准名称】:StandardTestMethodforBindingSitesPerUnitLengthorWidthofPileYarnFloorCoverings
【原文标准名称】:绒头纱线地板覆盖物每单位长度或宽度结接点的标准试验方法
【标准号】:ASTMD5793-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:D13.21
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:试验;建筑;纺织材料;地毯;测试方法;铺地织物
【英文主题词】:bindingsites;carpet;construction;floorcovering;pileyarn
【摘要】:Thistestmethodisusefulinqualityandcostcontrolduringmanufacture.Bothappearanceandperformanceofpileyarnfloorcoveringscanbeaffectedbythenumberofbindingsitesperlengthandwidth.Thistestmethodisconsideredsatisfactoryforacceptancetestingofcommercialshipmentsbecausecurrentestimatesofbetween-laboratoryprecisionareacceptableandthemethodisusedextensivelyinthetradeforacceptancetesting.5.2.1Iftherearedifferencesofpracticalsignificancebetweenreportedtestresultsfortwolaboratories(ormore),comparativetestsshouldbeperformedtodetermineifthereisstatisticalbiasbetweenthemusingcompetentstatisticalassistance.Asaminimum,usetestsamplesforsuchcomparativeteststhatareashomogeneousaspossible,drawnformthesamelotofmaterialasthesamplesthatresultedinthedisparateresultsduringinitialtesting,andthatarerandomlyassignedinequalnumberstoeachlaboratoryfortesting.Thetestresultsfromthelaboratoriesshouldbecomparedusingastatisticaltestforunpaireddataataprobabilitylevelchosenpriortothetestingseries.Ifabiasisfoundeitheritscausemustbefoundandcorrected,orfuturetestresultsforthatmaterialmustbeadjustedinconsiderationoftheknowbias.1.1Thistestmethoddescribesthemeasurementofthenumberofbindingsitesperunitlengthorwidthofmachine-made,woven,knitted,andtuftedpileyarnfloorcoveringbothbeforeandafteradhesivebackingapplication.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandardforallmeasurements.Theinch-poundvaluesprovidedareforinformationpurposesonly.1.3DeterminationofthenumberofbindingsitesperunitlengthorwidthofpilefloorcoveringpreviouslywascontainedwithinTestMethodsD418.Note1Foruserconvenience,SubcommitteeD13.21hassubdividedTestMethodD418intoseparatestandards,ofwhichthistestmethodisone.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:W56
【国际标准分类号】:59_080_60
【页数】:4P.;A4
【正文语种】: