ASTM D7330-2007e1 用标准参照刻度来评估簇绒地板覆盖物表面外观变化的标准试验方法

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【英文标准名称】:StandardTestMethodforAssessmentofSurfaceAppearanceChangeinPileFloorCoveringsUsingStandardReferenceScales
【原文标准名称】:用标准参照刻度来评估簇绒地板覆盖物表面外观变化的标准试验方法
【标准号】:ASTMD7330-2007e1
【标准状态】:现行
【国别】:美国
【发布日期】:2007
【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】:
【英文主题词】:carpet;crushing;changeinsurfaceappearance;finishedpileyarnfloorcovering;floorcovering;looppileyarnfloorcovering;matting;pile;pileyarnfloorcovering;textilefloorcovering;Carpets;Foottraffic;Matting;Pileyarnfloorcoverings
【摘要】:Thedeterminationofsurfaceappearancechangeinpileyarnfloorcoveringisusefulinqualityandcostcontrolduringmanufactureofpileyarnfloorcovering.Thistestmethodisconsideredsatisfactoryforacceptancetestingofcommercialshipmentsbecausecurrentestimatesofbetweenlaboratoryprecisionareacceptable,andthistestmethodiscommonlyusedintradeforacceptancetesting.Iftherearedifferencesofpracticalsignificancebetweenreportedtestresultsfortwolaboratories(ormore),comparativetestshouldbeperformedtodetermineifthereisastatisticalbiasbetweenthem,usingcompetentstatisticalassistance.Asaminimum,usethesamplesforsuchcomparativeteststhatareashomogenousaspossible,drawnfromthesamelotofmaterialasthesamplesthatresultedisdesparateresultsduringinitialtestingandrandomlyassignedinequalnumberstoeachlaboratory.Thetestresultsfromthelaboratoriesinvolvedshallbecomparedusingastatisticaltestforunpaireddata,aprobabilitylevelchosenpriortothetestingseries.Ifabiasisfoundeitheritscausemustbefoundandcorrected,orfuturetestresultsforthatmaterialmustbeadjustedinconsiderationoftheknownbias.1.1Thistestmethodcoverstheassessmentofchangesofsurfaceappearanceofpilefloorcoveringsafterexposuretoactualorsimulatedfoottraffic.Thistestmethodappliestopileyarnfloorcoveringsthatare,orhavebeen,installed;laboratoryfloor-traffickedsamples;ortextilesfloorcoveringstraffickedbymechanicaltrafficsimulators.Thesubjectiveassessmentisfacilitatedbyuseofreferencescalesthatarebasedondigitalimagesofrepresentativepileyarnfloorcoveringstylesandconstructions.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:W56
【国际标准分类号】:59_080_60
【页数】:3P.;A4
【正文语种】:英语