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ASTM D5778-2007 土壤的电子锥形摩擦轮和压电锥穿透试验的标准试验方法

作者:标准资料网 时间:2024-05-15 21:46:32  浏览:8243   来源:标准资料网
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【英文标准名称】:StandardTestMethodforElectronicFrictionConeandPiezoconePenetrationTestingofSoils
【原文标准名称】:土壤的电子锥形摩擦轮和压电锥穿透试验的标准试验方法
【标准号】:ASTMD5778-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:D18.02
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:现场试验;穿透;针入度计;土壤分析;土壤学;土壤;声测;地下调查;试验方法;试验
【英文主题词】:conepenetrationtest;conepenetrometer;explorations;fieldtest;frictionresistance;geotechnicaltest;in-situtesting;penetrationtests;penetrometer;piezocone;pointresistance;porewaterpressures;resistance;sleevefriction;soilinvestigation
【摘要】:1.1Thistestmethodcoverstheprocedurefordeterminingthepointresistanceduringpenetrationofaconical-shapedpenetrometerasitisadvancedintosubsurfacesoilsatasteadyrate.1.2Thistestmethodisalsousedtodeterminethefrictionalresistanceofacylindricalsleevelocatedbehindtheconicalpointasitisadvancedthroughsubsurfacesoilsatasteadyrate.1.3Thistestmethodappliestofriction-conepenetrometersoftheelectricandelectronictype.Fieldtestsusingmechanical-typepenetrometersarecoveredelsewherebyTestMethodD3441.1.4Thistestmethodcanbeusedtodetermineporewaterpressuresdevelopedduringthepenetration,thustermedpiezocone.Porewaterpressuredissipation,afterapush,canalsobemonitoredforcorrelationtotimerateofconsolidationandpermeability.1.5Additionalsensors,suchasinclinometer,seismicgeophones,resistivity,electricalconductivity,dielectric,andtemperaturesensors,maybeincludedinthepenetrometertoprovideusefulinformation.Theuseofaninclinometerishighlyrecommendedsinceitwillprovideinformationonpotentiallydamagingsituationsduringthesoundingprocess.1.6Conepenetrationtestdatacanbeusedtointerpretsubsurfacestratigraphy,andthroughuseofsitespecificcorrelations,theycanprovidedataonengineeringpropertiesofsoilsintendedforuseindesignandconstructionofearthworksandfoundationsforstructures.1.7ThevaluesstatedinSIunitsaretoberegardedasstandard.WithinSection13onCalculations,SIunitsareconsideredthestandard.Othercommonlyusedunitssuchastheinch-poundsystemareshowninbrackets.Thevariousdatareportedshouldbedisplayedinmutuallycompatibleunitsasagreedtobytheclientoruser.Conetipprojectedareaiscommonlyreferredtoinsquarecentimetresforconvenience.Thevaluesstatedineachsystemarenotequivalents;therefore,eachsystemmustbeusedindependentlyoftheother.Note1Thistestmethoddoesnotincludehydraulicorpneumaticpenetrometers.However,manyoftheproceduralrequirementshereincouldapplytothosepenetrometers.Also,offshore/marineCPTsystemsmayhaveproceduraldifferencesbecauseofthedifficultiesoftestinginthoseenvironments(forexample,tidalvariations,saltwater,waves).MechanicalCPTsystemsarecoveredunderTestMethodD3441.1.8Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:B11
【国际标准分类号】:13_080_20
【页数】:19P.;A4
【正文语种】:


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【英文标准名称】:Sinteredmetalmaterials,excludinghardmetals-Tensiletestpieces.
【原文标准名称】:硬金属除外的烧结金属材料.拉力试验块
【标准号】:NFA95-322-2009
【标准状态】:现行
【国别】:法国
【发布日期】:2009-08-01
【实施或试行日期】:2009-08-15
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Clampingdevices;Dimensions;Marking;Material-removalprocesses;Materialstechnology;Matrices;Powdermetallurgy;Processing;Sintermaterials;Sinteredmetals;Sinteredproducts;Tensiletestpieces;Tensiletesting;Testbars;Testpieces;Testspecimens;Testing
【摘要】:
【中国标准分类号】:H22
【国际标准分类号】:77_040_10;77_160
【页数】:13P;A4
【正文语种】:其他


【英文标准名称】:FixedRadioSystems-Characteristicsandrequirementsforpoint-to-pointequipmentandantennas-Part2-1:System-dependentrequirementsfordigitalsystemsoperatinginfrequencybandswherefrequencyco-ordinationisapplied(EndorsementoftheEnglish
【原文标准名称】:固定无线电系统.点对点设备和天线的特征和要求.第2-1部分:应用在频率协调频带中数字系统的系统相关要求
【标准号】:DINEN302217-2-1-2007
【标准状态】:作废
【国别】:德国
【发布日期】:2007-10
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:天线;频带;通信;数字的;电气工程;频率;信息处理;无线电天线;无线电工程;无线电装置;额定值;接收台;信号传输;规范(验收);远程通信;传输法;传输技术
【英文主题词】:Antennas;Bandoffrequencies;Communication;Digital;Electricalengineering;Frequencies;Informationprocessing;Radioantennas;Radioengineering;Radiosystems;Ratings;Receivingstation;Signaltransmission;Specification(approval);Telecommunication;Telecommunications;Transmissionmethods;Transmissiontechnique
【摘要】:
【中国标准分类号】:M51
【国际标准分类号】:33_060_30
【页数】:2P.;A4
【正文语种】:德语



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