ASTM D2057-2005(2010) 水洗时拉链色牢度的标准试验方法

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【英文标准名称】:StandardTestMethodforColorfastnessofZipperstoLaundering
【原文标准名称】:水洗时拉链色牢度的标准试验方法
【标准号】:ASTMD2057-2005(2010)
【标准状态】:现行
【国别】:美国
【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】:D13.54
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:colorfastness;laundering;zipper;Colorfastness--zippers;Laundrymaterials/applications
【摘要】:TestMethodD2057isusefulfortestingtodetermineifthedegreeofalterationinshadeissatisfactoryfortheintendedend-useandfordeterminingifunacceptablestainingofcolorintoadjacentfabricwilloccur.Note18212;Forguidanceinevaluatingtheresultsofthismethod,refertoPracticeD3692.Thistestmethodisconsideredsatisfactoryforacceptancetestingofcommercialshipmentsbecausethemethodhasbeenusedextensivelyinthetradeforacceptancetesting.Iftherearedifferencesofpracticalsignificancebetweenreportedtestresultsfortwolaboratories(ormore),comparativetestsshouldbeperformedtodetermineiftheirisastatisticalbiasbetweenthem,usingcompetentstatisticalassistance.Asaminimum,thetestsamplesshouldbeusedthatareashomogeneousaspossible,thataredrawnfromthematerialfromwhichthedisparatetestresultswereobtained,andthatarerandomlyassignedinequalnumberstoeachlaboratoryfortesting.Othermaterialswithestablishedtestvaluesmaybeusedforthispurpose.Thetestresultsfromthetwolaboratoriesshouldbecomparedusingastatisticaltestforunpaireddata,ataprobabilitylevelchosenpriortothetestingseries.Ifabiasisfound,eitheritscausemustbefoundandcorrected,orfuturetestresultsmustbeadjustedinconsiderationoftheknownbias.Themethod(s)inthisstandardalongwiththoseinD2051,D2052,D2053,D2054,D2058,D2059,D2060,D2061,andD2062areacollectionofprovenzippertestmethods.Theycanbeusedasaidsintheevaluationofzipperswithouttheneedforathoroughknowledgeofzippers.Theenumeratedtestmethodsdonotprovidefortheevaluationofallzipperproperties.Besidesthosepropertiesmeasuredbymeansoftheenumeratedtestmethodsthereareotherpropertiesthatmaybeimportantforthesatisfactoryperformanceofazipper.Testmethodsformeasuringthosepropertieshavenotbeenpublishedeitherbecausenopracticalmethodshaveyetbeendevelopedorbecauseavalidevaluationoftheinformationresultingfromexistingunpublishedmethodsrequiresanintimateandthoroughknowledgeofzippers.1.1Thistestmethodcoversthedeterminationofalterationinshadeandofstainingunderconditionssimilartothatexperiencedindomesticwashingofzipperstringers.Thistestmethodisapplicabletothetextileportionofzipperstringersthatutilizetapesmadeofcotton,linen,ormanufacturedorganicfibers,andtocombinationsthereof.1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasthestandard.Withinthetext,theinch-poundunitsareshowninparentheses.Thevaluesstatedineachsystemarenotexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.combiningvaluesfromthetwosystemsmayresultinnonconformancewiththistestmethod.1.3Thisstandarddoesnotpurp......
【中国标准分类号】:Y76
【国际标准分类号】:61_040
【页数】:3P.;A4
【正文语种】:英语