【英文标准名称】:StandardTestMethodforAirWickingofTireFabrics,TireCordFabrics,TireCord,andYarns
【原文标准名称】:轮胎帘布、帘帆布、轮胎帘线和纱线的空气芯吸的标准试验方法
【标准号】:ASTMD2692/D2692M-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:D13.19
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:airwicking;chaferfabrics;tirefabrics;Airwicking;Tirecordsandtirecordfabrics;Chaferfabrics
【摘要】:Thistestmethodisconsideredsatisfactoryfortheacceptancetestingofcommercialshipmentsoftirefabricssincethistestmethodhasbeenusedextensivelyinthetradeforacceptancetesting.Thistestmethodisalsoconsideredsatisfactoryforqualitycontrol.Incaseofadisputearisingfromdifferencesinreportedtestresultswhenusingthistestmethodforacceptancetestingofcommercialshipments,thepurchaserandthesuppliershouldconductcomparativeteststodetermineifthereisastatisticalbiasbetweentheirlaboratories.Competentstatisticalassistanceisrecommendedfortheinvestigationofbias.Asaminimum,thetwopartiesshouldtakeagroupoftestspecimensthatareashomogeneousaspossibleandthatarefromalotofmaterialofthetypeinquestion.Thetestspecimensshouldthenberandomlyassignedinequalnumberstoeachlaboratoryfortesting.Theaverageresultsfromthetwolaboratoriesmaybecomparedusingappropriatestatisticalanalysisandanacceptableprobabilitylevelchosenbythetwopartiesbeforethetestingisbegun.Ifabiasisfound,eitheritscausemustbefoundandcorrectedorthepurchaserandthesuppliermustagreetointerpretfuturetestresultswithconsiderationtotheknownbias.Thistestmethodisapplicablefortestingtheairpermeabilityofanyfabricthatisembeddedinarubbercompound,butisparticularlyusefulwhentestingchaferfabricstobeusedinatubelesstireconstruction.Intubelesstires,chaferfabricyarnsthatarenotwickproofrepresentpotentialchannelsforairtopassthrough,andthus,thistestmethodprovidesapredictionofchaferpermeability.Evaluationofairwickinginotherfabricandcordcomponentsinsuchproductsastires,rubberbrakediaphragms,andpneumatichoses,isuseful.1.1Thistestmethodcoversthedeterminationoflongitudinalairpermeabilityfortirefabrics,tirecordfabrics,tirecords,oryarnsembeddedincuredrubbercompound.Thistestmethodisdesignedtodemonstratetheeffectivenessoffabrictreatmentsintendedtopreventairpermeability.Thistestmethodisapplicabletofabricsmadefromalltypesoffiberswithalltypesofrubbercompound.1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SeetheNotein11.1.
【中国标准分类号】:G41
【国际标准分类号】:83_160_01
【页数】:5P.;A4
【正文语种】:英语