ASTM D4595-2005 用宽带法测试土工织物拉伸特性的标准试验方法

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【英文标准名称】:StandardTestMethodforTensilePropertiesofGeotextilesbytheWide-WidthStripMethod
【原文标准名称】:用宽带法测试土工织物拉伸特性的标准试验方法
【标准号】:ASTMD4595-2005
【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】:D35.01
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:建筑;施工材料;土工织物;特性;抗拉强度;试验
【英文主题词】:
【摘要】:1.1Thistestmethodcoversthemeasurementoftensilepropertiesofgeotextilesusingawide-widthstripspecimentensilemethod.Thistestmethodisapplicabletomostgeotextilesthatincludewovenfabrics,nonwovenfabrics,layeredfabrics,knitfabrics,andfeltsthatareusedforgeotextileapplication.1.2Thistestmethodcoversthemeasurementoftensilestrengthandelongationofgeotextilesandincludesdirectionsforthecalculationofinitialmodulus,offsetmodulus,secantmodulus,andbreakingtoughness.1.3Proceduresformeasuringthetensilepropertiesofbothconditionedandwetgeotextilesbythewide-widthstripmethodareincluded.1.4Thebasicdistinctionbetweenthistestmethodandothermethodsformeasuringstriptensilepropertiesisthewidthofthespecimen.Thiswidth,bycontrast,isgreaterthanthelengthofthespecimen.Somefabricsusedingeotextileapplicationshaveatendencytocontract(neckdown)underaforceinthegagelengtharea.Thegreaterwidthofthespecimenspecifiedinthistestmethodminimizesthecontractioneffectofthosefabricsandprovidesacloserrelationshiptoexpectedgeotextilebehaviorinthefieldandastandardcomparison.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:W59
【国际标准分类号】:59_080_70
【页数】:11P.;A4
【正文语种】: