【英文标准名称】:StandardTestMethodforClassifyingandCountingFaultsinSpunYarnsinElectronicTests
【原文标准名称】:分类和计数电子试验中细纱的缺陷的标准试验方法
【标准号】:ASTMD6197-1999(2005)
【标准状态】:现行
【国别】:
【发布日期】:1999
【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】:D13.58
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:classification;yarnfaultcount;yarnfaults;yarnspun
【摘要】:Thistestmethodisconsideredsatisfactoryforacceptancetestingofcommercialshipmentsofspunyarnsbyagreementbetweenpurchaserandsupplier.5.1.1Incaseofadisputearisingfromdifferencesinreportedtestresultswhenusingthistestmethodforacceptancetestingofcommercialshipments,thepurchaserandsuppliershouldconductcomparativeteststodetermineifthereisastatisticalbiasbetweentheirlaboratories.Competentstatisticalassistanceisrecommendedfortheinvestigationofbias.Asaminimum,thetwopartiesshouldtakeagroupoftestspecimensthatareashomogenousaspossibleandthatarefromalotofmaterialofthetypeinquestion.Thetestspecimensshouldthenberandomlyassignedinequalnumberstoeachlaboratoryfortesting.Theaverageresultfromthetwolaboratoriesshouldbecomparedusingstatisticalanalysisandaprobabilitylevelchosenbythetwopartiesbeforethetestingisbegun.Ifabiasisfound,eitheritscausemustbefoundandcorrectedorthepurchaserandthesuppliermustagreetointerpretfuturetestresultswithconsiderationtotheknownbias.Yarnfaultsareafactorindeterminingyarnandfabricquality.1.1Thistestmethodcoverstheclassifyingandcountingoffaultsinspunyarnsusingcapacitancetesters.1.1.1Protrudingfibersoryarnhairiness,orboth,arenotdeterminedaspartofthismethod.Note18212;Formeasuringprotrudingfibersorhairiness,orboth,refertoGuideD5647.1.2Thistestmethodprovidesforgradingyarnsbyfaultlevelandtype.1.3Thistestmethodisapplicabletoallsingleorpliedspunyarnsfromnaturalormanufacturedfibersorblendsofeach.1.4ThevaluesstatedinSIunitsaretoberegardedasstandard;thevaluesininch-poundunitsareprovidedasinformationonlyandarenotexactequivalents.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:W04
【国际标准分类号】:59_080_20
【页数】:4P.;A4
【正文语种】: