【英文标准名称】:StandardTestMethodforTestingTireCords,TireCordFabrics,andIndustrialYarnsMadeFromGlassFilaments
【原文标准名称】:玻璃长纤维制轮胎帘线、轮胎帘布和工业用纱的标准试验方法
【标准号】:ASTMD2970/D2970M-2004(2010)
【标准状态】:现行
【国别】:美国
【发布日期】:2004
【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】:catenarylength;dippick-up;fabric;glass;glassfibers;industrialyarn;tensileproperties/tests;tirecord;Glassfilaments/fibers;Industrialyarns;Tirecordsandtirecordfabrics
【摘要】:Theproceduresinthesetestmethodsmaybeusedfortheacceptancetestingofcommercialshipments,butcautionisadvisedbecausetechniciansmayfailtogetgoodagreementbetweenresultsoncertainyarns,cords,orfabrics.ComparativetestsasdirectedinSection5.1.1maybeadvisable.Iftherearedifferencesofpracticalsignificancebetweenreportedtestresultsfortwolaboratories(ormore),comparativetestsshouldbeperformedtodetermineifthereisastatisticalbiasbetweenthem,usingcompetentstatisticalassistance.Asaminimum,testsamplesshouldbeusedthatareashomogeneousaspossible,thataredrawnfromthematerialfromwhichthedisparatetestresultswereobtained,andthatarerandomlyassignedinequalnumberstoeachlaboratoryfortesting.Othermaterialswithestablishedtestvaluesmaybeusedforthispurpose.Thetestresultsfromthetwolaboratoriesshouldbecomparedusingastatisticaltestforunpaireddata,ataprobabilitylevelchosenpriortothetestingseries.Ifabiasisfound,eitheritscausemustbefoundandcorrected,orfuturetestresultsforthatmaterialmustbeadjustedinconsiderationoftheknownbias.Thesignificanceanduseofparticularpropertiesarediscussedintheappropriatesectionsofthespecifictestmethods.1.1Thesetestmethodscoverthetestingofindustrialyarnsmadeofglassfilaments,cordstwistedfromsuchyarns,andfabricwovenfromsuchcordsx2014;productsthataremadespecificallyforuseinthemanufactureofpneumatictires.Byagreement,thesetestmethodsmaybeappliedtosimilarglassyarnsandcordsusedforreinforcingotherrubbergoodsandforotherindustrialapplications.Theyarnorcordmaybewoundoncones,tubes,bobbins,spools,orbeams,wovenintofabric,orinotherforms.Thesetestmethodsincludetestingproceduresonly.Thesetestmethodsdonotincludespecificationsortolerances.1.2Noprocedureisincludedforthedeterminationoffatigueresistanceofcords,butseveralarticlesrelatingtothemeasurementoffatigueresistanceofcordsmadefromman-madefilamentsandcuredinrubberwerepublishedinthebibliographyofTestMethodsD885.
【中国标准分类号】:Q36
【国际标准分类号】:83_160_01
【页数】:10P.;A4
【正文语种】:英语


【英文标准名称】:Opticalfibrecables-Part1-2:Genericspecification-Basicopticalcabletestprocedures
【原文标准名称】:光学纤维电缆第1-2部分:总规范光缆基本试验程序
【标准号】:IEC60794-1-2-1999
【标准状态】:作废
【国别】:国际
【发布日期】:1999-03
【实施或试行日期】:
【发布单位】:国际电工委员会(IEC)
【起草单位】:IEC/SC86A
【标准类型】:()
【标准水平】:()
【中文主题词】:电气工程;玻璃纤维电缆;规范(验收);试验;总规范;光波导
【英文主题词】:
【摘要】:
【中国标准分类号】:M33
【国际标准分类号】:33_180_10
【页数】:155P;A4
【正文语种】:英语