ISO 13937-4-2000 纺织品织物撕破特性第4部分:舌形试样撕破强力的测定(双舌法)

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【英文标准名称】:Textiles-Tearpropertiesoffabrics-Part4:Determinationoftearforceoftongue-shapedtestspecimens(Doubleteartest)
【原文标准名称】:纺织品织物撕破特性第4部分:舌形试样撕破强力的测定(双舌法)
【标准号】:ISO13937-4-2000
【标准状态】:现行
【国别】:国际
【发布日期】:2000-04
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC38
【标准类型】:()
【标准水平】:()
【中文主题词】:纺织材料;特性;撕裂扩展力;撕裂扩展性能;抗拉试验;扯裂试验;测定;试验;布;撕裂扩展;舌
【英文主题词】:Cloth;Cracking;Crescent;Cuttingandbreaking(textiles);Definitions;Determination;Flaws;Inertialparts;Instruments;Materialstesting;Measuringsamples;Measuringtechniques;Netting;Pendulums;Properties;Samples;Samplingmethods;Tearpropagation;Tearpropagationforce;Tearpropagationtests;Teartests;Tear-offpropagationbehaviour;Tensiletests;Terminology;Testing;Textile;Textiles;Tongues
【摘要】:ThisPartofENISO13937describesadouble-tearmethodknownasthetonguetest,usingatestspecimenwithcutsshapedtoformatongue.Thetearforcemeasuredistheforcerequiredtopropagatethepreviouslystarteddoubletearswhentheforceisappliedparalleltothecutsandthefabrictearsinthedirectionoftheappliedforce.Thetestismainlyapplicabletowoventextilefabrics.Itmaybeapplicabletofabricsproducedbyothertechniques,e.g.tosomenonwovens(withthesameunder-mentionedrestrictionsasforthewovenfabrics).Ingeneralthemethodisnotapplicabletoknittedfabricsandwovenelasticfabrics.Themethodonlyallowstheuseofconstant-rate-of-extension(CRE)testingmachines.NOTE1:Forotherteartestmethodsusingtensile-testingmachinespart2ofENISO13937describesamethodknownastrousertestandpart3awingtestmethod.Part1ofENISO13937describestheballisticpendulum(Elmendorf)method.NOTE2:ForthetrapezoidaltestmethodsseeISO9073-4fornonwovensorISO4674forcoatedfabrics.
【中国标准分类号】:W04
【国际标准分类号】:59_080_30
【页数】:11P.;A4
【正文语种】:英语