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【英文标准名称】:Plastics-Determinationoftension-tensionfatiguecrackpropagation-Linearelasticfracturemechanics(LEFM)approach
【原文标准名称】:塑料.测定拉伸-拉伸疲劳断裂延伸性.线性弹力断裂机械(LEFM)试验方法
【标准号】:BSISO15850-2002
【标准状态】:现行
【国别】:英国
【发布日期】:2002-07-29
【实施或试行日期】:2002-07-29
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:抗断裂强度;断裂试验;定义;定义(术语);测定;疲劳裂缝;断裂韧性;直线运动;测量技术;机械测试;塑料;传播因子;测试
【英文主题词】:Breakingstrength;Breakingtests;Definition;Definitions;Determination;Fatiguecrack;Fracturetoughness;Linearmotion;Measuringtechniques;Mechanicaltesting;Plastics;Propagationfactors;Testing
【摘要】:ThisInternationalStandardspecifiesamethodformeasuringthepropagationofacrackinanotchedspecimensubjectedtoacyclictensileloadvaryingbetweenaconstantpositiveminimumandaconstantpositivemaximumvalue.Thetestresultsincludethecracklengthasafunctionofthenumberofloadcyclesandthecracklengthincreaserateasafunctionofthestressintensityfactorandenergyreleaserateatthecracktip.Thepossibleoccurrenceofdiscontinuitiesincrackpropagationisdetectedandreported.Themethodissuitableforusewiththefollowingrangeofmaterials:—rigidandsemi-rigidthermoplasticmouldingandextrusionmaterials(includingfilledandshort-fibre-reinforcedcompounds)plusrigidandsemi-rigidthermoplasticsheets;—rigidandsemi-rigidthermosettingmaterials(includingfilledandshort-fibre-reinforcedcompounds)plusrigidandsemi-rigidthermosettingsheets.
【中国标准分类号】:G31
【国际标准分类号】:83_080_01
【页数】:24P.;A4
【正文语种】:英语