ASTM D1445-2005 棉纤维的断裂强度和伸长率的标准试验方法(扁纤维束法)

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【英文标准名称】:StandardTestMethodforBreakingStrengthandElongationofCottonFibers(FlatBundleMethod)
【原文标准名称】:棉纤维的断裂强度和伸长率的标准试验方法(扁纤维束法)
【标准号】:ASTMD1445-2005
【标准状态】:现行
【国别】:
【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】:D13.11
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:纺织材料;纺织纤维;棉花;试验;抗断裂强度;延伸
【英文主题词】:breakingstrength;cotton;elongation
【摘要】:1.1Thistestmethodcoversthedeterminationof(1)thetensilestrengthorbreakingtenacityofcottonfibersasaflatbundleusinganominalzerogagelength,or(2)thetensilestrengthorbreakingtenacityandtheelongationatthebreakingloadofcottonfibersasaflatbundlewith1/8-in.(3.2-mm)clampspacing.Thistestmethodisapplicabletoloosefibersofuntreatedcottonswhethertakenbeforeprocessingorobtainedfromatextileproduct.1.2Thistestmethodisdesignedprimarilyforusewithspecialfiberbundleclampsandspecialstrengthtestinginstrumentsbutmaybeusedwithothertensilestrengthandelongationtestingmachineswhenequippedwithappropriateadapterstoaccommodatethefiberclamps.OthermethodsformeasuringthebreakingtenacityoffiberbundlesincludeTestMethodD1294,TestforBreakingStrengthofWoolFiberBundles-1ingageLength;andD5867,TestMethodforMeasurementofPhysicalPropertiesofCottonFibersbyHighVolumeInstruments.1.3Thevaluesstatedineitheracceptablemetricunitsorinotherunitsshallberegardedseparatelyasstandard.Thevaluesexpressedineachsystemmaynotbeexactequivalents;therefore,eachsystemmustbeusedindependentlyofeachother,withoutcombiningvaluesinanyway.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:W10
【国际标准分类号】:59_060_10
【页数】:8P.;A4
【正文语种】: