【英文标准名称】:StandardTestMethodforUsingpHtoEstimatetheSoil-LimeProportionRequirementforSoilStabilization
【原文标准名称】:用PH值估计土壤稳定要求的土壤石灰比例的标准试验方法
【标准号】:ASTMD6276-1999a(2006)e1
【标准状态】:现行
【国别】:美国
【发布日期】:1999
【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】:D18.15
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:limecontent;limeproportion;pH;soil-lime;soilstabilization;pH--soils;Soil-limemixtures;Soilstabilization
【摘要】:Thesoil-limepHtestisperformedasatesttoindicatethesoil-limeproportionneededtomaintaintheelevatedpHnecessaryforsustainingthereactionsrequiredtostabilizeasoil.ThetestderivesfromEadesandGrim.Performancetestsarenormallyconductedinalaboratorytoverifytheresultsofthistestmethod.Thistestmethodwillnotprovidereliableinformationrelativetothepotentialreactivityofaparticularsoil,norwillitprovideinformationonthemagnitudeofincreasedstrengthtoberealizedupontreatmentofthissoilwiththeindicatedpercentageoflime.Thistestmethodcanbeusedtoestimatethepercentageoflimeashydratedlimeorquicklimeneededtostabilizesoil.Agriculturallime(crushedlimestone)willnotstabilizesoil.Note18212;Notwithstandingthestatementsonprecisionandbiascontainedinthistestmethod:Theprecisionofthistestmethodisdependentonthecompetenceofthepersonnelperformingitandthesuitabilityoftheequipmentandfacilitiesused.AgenciesthatmeetthecriteriaofPracticeD3740aregenerallyconsideredcapableofcompetentandobjectivetesting.UsersofthistestmethodarecautionedthatcompliancewithPracticeD3740doesnotitselfensurereliabletesting.Reliabletestingdependsonseveralfactors;PracticeD3740providesameansofevaluatingsomeofthosefactors.1.1Thistestmethodprovidesameansforestimatingthesoil-limeproportionrequirementforstabilizationofasoil.Thistestmethodisperformedonsoilpassingthex2212;425-x03BC;m(No.40)sieve.Theoptimumsoil-limeproportionforsoilstabilizationisdeterminedbytestsofspecificcharacteristicsofstabilizedsoilsuchasunconfinedcompressivestrengthorplasticityindex.1.2Somehighlyalkalineby-products(limekilndust,cementkilndust,andsoforth)havebeensuccessfullyusedtostabilizesoil.Thistestmethodisnotintendedforthesematerialsandanysuchproductwouldneedtobetestedforspecificcharacteristicsasindicatedin1.1.1.3Thistestmethodisusedtodeterminethelowestpercentageoflimethatresultsinasoil-limepHof12.4.1.4Limeisnotaneffectivestabilizingagentforallsoils.Somesoilcomponentssuchassulfates,phosphates,organics,andsoforthcanadverselyaffectsoil-limereactionsandmayproduceerroneousresultsusingthistestmethod.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:B11
【国际标准分类号】:13_080_20
【页数】:4P.;A4
【正文语种】:英语


【英文标准名称】:Fittingsforoverheadlinesandswitchgear;partialdischargecharacteristics;tests
【原文标准名称】:架空线和配电装置用配件.局部放电性能.检验
【标准号】:DINVDE0212-53-1985
【标准状态】:作废
【国别】:德国
【发布日期】:1985-04
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:局部放电;开关设备;架空线;定义;开关设备;高压电器;规范(审批);电气工程;安全工程;阀门;检验;电连接器;电气元件;电气安全;高电压
【英文主题词】:
【摘要】:
【中国标准分类号】:K47
【国际标准分类号】:29_240_20
【页数】:10P;A4
【正文语种】:德语