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GB/T 6037-1985 硫化橡胶高温拉伸强度和扯断伸长率的测定

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基本信息
标准名称:硫化橡胶高温拉伸强度和扯断伸长率的测定
英文名称:Vulcanized rubber; Determination of tensile strength and ultimate elongation at high temperatures
中标分类: 化工 >> 橡胶制品及其辅助材料 >> 橡胶制品综合
ICS分类: 橡胶和塑料工业 >> 橡胶
替代情况:调整为HG/T 3868-2006
发布部门: 中国石油和化学工业协会
发布日期:1985-05-24
实施日期:1986-02-01
首发日期:1985-05-24
作废日期:2007-09-29
主管部门:中国石油和化学工业协会
归口单位:全国橡胶与橡胶制品标准化技术委员会
起草单位:沈阳橡胶研究所
出版日期:1900-01-01
页数:5页
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所属分类: 化工 橡胶制品及其辅助材料 橡胶制品综合 橡胶和塑料工业 橡胶
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【英文标准名称】:StandardTestMethodforUseoftheDynamicConePenetrometerinShallowPavementApplications
【原文标准名称】:浅层路面上使用的动力圆锥触探仪的标准试验方法
【标准号】:ASTMD6951-2003
【标准状态】:现行
【国别】:
【发布日期】:2003
【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】:E17.41
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:ADCP;aggregatebasetesting;Californiabearingratio;CBR;DCP;disposablecones;dual-masshammer;dynamicconepenetrometer;insitutesting;pavingmaterialtesting;shearstrength;subgradetesting
【摘要】:Thistestmethodisusedtoassessinsitustrengthofundisturbedsoiland/orcompactedmaterials.Thepenetrationrateofthe8-kgDCPcanbeusedtoestimatein-situCBR(CaliforniaBearingRatio),toidentifystratathickness,shearstrengthofstrata,andothermaterialcharacteristics.4.1.1OthertestmethodsexistforDCPswithdifferenthammerweightsandconetipsizes,whichhavecorrelationsthatareuniquetotheinstrument.The8-kgDCPisheldverticallyandthereforeistypicallyusedinhorizontalconstructionapplications,suchaspavementsandfloorslabs.Thisinstrumentistypicallyusedtoassessmaterialpropertiesdowntoadepthof1000-mm(39-in.)belowthesurface.Thepenetrationdepthcanbeincreasedusingdriverodextensions.However,ifdriverodextensionsareused,careshouldbetakenwhenusingcorrelationstoestimateotherparameterssincethesecorrelationsareonlyappropriateforspecificDCPconfigurations.Themassandinertiaofthedevicewillchangeandskinfrictionalongdriverodextensionswilloccur.The8-kgDCPcanbeusedtoestimatethestrengthcharacteristicsoffine-andcoarse-grainedsoils,granularconstructionmaterialsandweakstabilizedormodifiedmaterials.The8-kgDCPcannotbeusedinhighlystabilizedorcementedmaterialsorforgranularmaterialscontainingalargepercentageofaggregatesgreaterthan50-mm(2-in.).The8-kgDCPcanbeusedtoestimatethestrengthofinsitumaterialsunderlyingaboundorhighlystabilizedlayerbyfirstdrillingorcoringanaccesshole.Note18212;TheDCPmaybeusedtoassessthedensityofafairlyuniformmaterialbyrelatingdensitytopenetrationrateonthesamematerial.Inthiswayundercompactedorx201C;softspotsx201D;canbeidentified,eventhoughtheDCPdoesnotmeasuredensitydirectly.24.5.1AfieldDCPmeasurementresultsinafieldorinsituCBRandwillnotnormallycorrelatewiththelaboratoryorsoakedCBRofthesamematerial.Thetestisthusintendedtoevaluatetheinsitustrengthofamaterialunderexistingfieldconditions.1.1ThistestmethodcoversthemeasurementofthepenetrationrateoftheDynamicConePenetrometerwithan8-kghammer(8-kgDCP)throughundisturbedsoiland/orcompactedmaterials.ThepenetrationratemayberelatedtoinsitustrengthsuchasanestimatedinsituCBR(CaliforniaBearingRatio).Asoildensitymaybeestimated(Note1)ifthesoiltypeandmoisturecontentareknown.TheDCPdescribedinthistestmethodistypicallyusedforpavementapplications.1.2Thetestmethodprovidesforanoptional4.6-kgslidinghammerwhentheuseofthe8-kgslidingmassproducesexcessivepenetrationinsoftgroundconditions.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:P95
【国际标准分类号】:93_080_01
【页数】:7P.;A4
【正文语种】: