ISO 34-1-2004 硫化或热塑性橡胶.撕裂强度的测定.第1部分:裤形、直角形和新月形试片
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【英文标准名称】:Rubber,vulcanizedorthermoplastic-Determinationoftearstrength-Part1:Trouser,angleandcrescenttestpieces
【原文标准名称】:硫化或热塑性橡胶.撕裂强度的测定.第1部分:裤形、直角形和新月形试片
【标准号】:ISO34-1-2004
【标准状态】:作废
【国别】:国际
【发布日期】:2004-03
【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/TC45
【标准类型】:()
【标准水平】:()
【中文主题词】:弹性体;热塑性聚合物;试验;硫化橡胶;定义;角度试验;裤形试片;抗撕裂性;试样;试样;橡胶;尺寸;试验设备;撕裂扩展试验;抗拉强度;扯裂试验;撕裂扩展力;测定;合成橡胶;材料强度;机械试验
【英文主题词】:Angletests;Definitions;Determination;Dimensions;Elastomers;Mechanicaltesting;Rubber;Samples;Strengthofmaterials;Syntheticrubber;Tearpropagationforce;Tearpropagationtests;Tearresistance;Teartests;Tensilestrength;Testequipment;Testspecimens;Testing;Tests;Thermoplasticpolymers;Trousertestpiece;Vulcanizedrubber
【摘要】:ThispartofISO34specifiesthreetestmethodsforthedeterminationofthetearstrengthofvulcanizedandthermoplasticrubber,namely—MethodA,usingatrousertestpiece;—MethodB,usinganangletestpiece,withorwithoutanickofspecifieddepth;—MethodC,usingacrescenttestpiecewithanick.Thevalueoftearstrengthobtaineddependsontheshapeofthetestpiece,speedofstretchingandtemperatureoftest.Itmayalsobesusceptibletograineffectsinrubber.MethodA:UsingatrousertestpieceMethodA,usingthetrousertestpiece,ispreferredbecauseitisnotsensitivetothelengthofthecut,unliketheothertwotestpiecesinwhichthenickhastobeverycloselycontrolled.Inaddition,theresultsobtainedaremoreeasilyrelatedtothefundamentaltearpropertiesofthematerialandarelesssensitivetomoduluseffects(providedthatthelegextensionisnegligible)andtherateofpropagationofthetearisdirectlyrelatedtotherateofgripseparation.Withsomerubbers,thepropagationoftearisnotsmooth(knottytear),andanalysisofresultsmaybedifficult.MethodB,procedure(a):UsinganangletestpiecewithoutnickThistestisacombinationoftearinitiationandpropagation.Stressisbuiltupatthepointoftheangleuntilitissufficienttoinitiateatearandthenfurtherstressespropagatethistear.Howeveritisonlypossibletomeasuretheoverallforcerequiredtorupturethetestpiece,and,therefore,theforcecannotberesolvedintwocomponentsproducinginitiationandpropagation.'1'MethodB,procedure(b):UsinganangletestpiecewithnickThistestmeasurestheforcerequiredtopropagateanickalreadyproducedinthetestpiece.Therateofpropagationisnotdirectlyrelatedtothejawspeed.'21MethodC:UsingacrescenttestpieceThistestalsomeasurestheforcerequiredtopropagateanickalreadyproducedinthetestpieceandtherateofpropagationisnotrelatedtothejawspeed.NOTEAseparatemethodforthedeterminationofthetearstrengthofsmalltestpiecesofrubber(Delfttestpieces)isspecifiedinISO34-2.[3]
【中国标准分类号】:G34
【国际标准分类号】:83_060
【页数】:12P;A4
【正文语种】:英语
【原文标准名称】:硫化或热塑性橡胶.撕裂强度的测定.第1部分:裤形、直角形和新月形试片
【标准号】:ISO34-1-2004
【标准状态】:作废
【国别】:国际
【发布日期】:2004-03
【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/TC45
【标准类型】:()
【标准水平】:()
【中文主题词】:弹性体;热塑性聚合物;试验;硫化橡胶;定义;角度试验;裤形试片;抗撕裂性;试样;试样;橡胶;尺寸;试验设备;撕裂扩展试验;抗拉强度;扯裂试验;撕裂扩展力;测定;合成橡胶;材料强度;机械试验
【英文主题词】:Angletests;Definitions;Determination;Dimensions;Elastomers;Mechanicaltesting;Rubber;Samples;Strengthofmaterials;Syntheticrubber;Tearpropagationforce;Tearpropagationtests;Tearresistance;Teartests;Tensilestrength;Testequipment;Testspecimens;Testing;Tests;Thermoplasticpolymers;Trousertestpiece;Vulcanizedrubber
【摘要】:ThispartofISO34specifiesthreetestmethodsforthedeterminationofthetearstrengthofvulcanizedandthermoplasticrubber,namely—MethodA,usingatrousertestpiece;—MethodB,usinganangletestpiece,withorwithoutanickofspecifieddepth;—MethodC,usingacrescenttestpiecewithanick.Thevalueoftearstrengthobtaineddependsontheshapeofthetestpiece,speedofstretchingandtemperatureoftest.Itmayalsobesusceptibletograineffectsinrubber.MethodA:UsingatrousertestpieceMethodA,usingthetrousertestpiece,ispreferredbecauseitisnotsensitivetothelengthofthecut,unliketheothertwotestpiecesinwhichthenickhastobeverycloselycontrolled.Inaddition,theresultsobtainedaremoreeasilyrelatedtothefundamentaltearpropertiesofthematerialandarelesssensitivetomoduluseffects(providedthatthelegextensionisnegligible)andtherateofpropagationofthetearisdirectlyrelatedtotherateofgripseparation.Withsomerubbers,thepropagationoftearisnotsmooth(knottytear),andanalysisofresultsmaybedifficult.MethodB,procedure(a):UsinganangletestpiecewithoutnickThistestisacombinationoftearinitiationandpropagation.Stressisbuiltupatthepointoftheangleuntilitissufficienttoinitiateatearandthenfurtherstressespropagatethistear.Howeveritisonlypossibletomeasuretheoverallforcerequiredtorupturethetestpiece,and,therefore,theforcecannotberesolvedintwocomponentsproducinginitiationandpropagation.'1'MethodB,procedure(b):UsinganangletestpiecewithnickThistestmeasurestheforcerequiredtopropagateanickalreadyproducedinthetestpiece.Therateofpropagationisnotdirectlyrelatedtothejawspeed.'21MethodC:UsingacrescenttestpieceThistestalsomeasurestheforcerequiredtopropagateanickalreadyproducedinthetestpieceandtherateofpropagationisnotrelatedtothejawspeed.NOTEAseparatemethodforthedeterminationofthetearstrengthofsmalltestpiecesofrubber(Delfttestpieces)isspecifiedinISO34-2.[3]
【中国标准分类号】:G34
【国际标准分类号】:83_060
【页数】:12P;A4
【正文语种】:英语
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