您的位置: 标准下载 » 协会标准 » ASTM 美国材料与试验协会 »
热门标准
下载排行

ASTM D5261-2010 测量土工布的单位面积质量的标准试验方法

作者:标准资料网 时间:2024-05-26 05:13:28  浏览:9424   来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:StandardTestMethodforMeasuringMassperUnitAreaofGeotextiles
【原文标准名称】:测量土工布的单位面积质量的标准试验方法
【标准号】:ASTMD5261-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:
【英文主题词】:geotextile;massperunitarea;weight;Geosynthetics;Massperunitarea;Weight;Weight
【摘要】:Thistestmethodisusedtodetermineifthegeotextilematerialmeetsspecificationsformassperunitarea.Thistestmethodcanbeusedforqualitycontroltodeterminespecimenconformance.Thismeasurementallowsforasimplecontrolofthedeliveredmaterialbyacomparisonofthemassperunitareaofthedeliveredmaterialandthespecifiedmassperunitarea.Theprocedureinthistestmethodmaybeusedforacceptancetestingofcommercialshipments,butcautionisadvisedsinceinformationaboutbetween-laboratoryprecisionisincomplete.Comparativetestsinaccordancewith5.2.1areadvisable.Incaseofadisputearisingfromdifferencesinreportedtestresultswhenusingtheproceduresinthistestmethodforacceptancetestingofcommercialshipments,thepurchaserandthemanufacturershouldconductcomparativeteststodetermineifthereisastatisticalbiasbetweentheirlaboratories.Competentstatisticalassistanceisrecommendedfortheinvestigationofbias.Asaminimum,thetwopartiesshouldtakeagroupoftestspecimensthatareashomogeneousaspossibleandwhicharefromalotofmaterialofthetypeinquestion.Thetestspecimenshouldthenberandomlyassignedinequalnumberstoeachlaboratoryfortesting.Theaverageresultsfromthetwolaboratoriesshouldbecomparedusingtheappropriatestudent''st-testandanacceptableprobabilitylevelchosenbythetwopartiesbeforetestingisbegun.Ifabiasisfound,eitheritscausemustbefoundandcorrectedorthepurchaserandthemanufacturermustagreetointerpretfuturetestresultsinlightoftheknownbias.1.1Thistestmethodcoversandcanbeusedasanindextothedeterminationofmassperunitareaofallgeotextiles.1.2ThevaluesstatedinSIunitsorotherunitsshallberegardedseparatelyasstandard.Thevaluesstatedinparenthesesareprovidedforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:W59
【国际标准分类号】:59_080_70
【页数】:3P.;A4
【正文语种】:英语


下载地址: 点击此处下载
返回跳至顶部
【英文标准名称】:Householdandsimilarelectricalappliances-Safety-Part2-61:Particularrequirementsforthermal-storageroomheaters;Amendment1
【原文标准名称】:家用和类似用途电器.安全.第2-61部分:贮热式房间电暖器的特殊要求.修改件1
【标准号】:IEC60335-2-61AMD1-2005
【标准状态】:现行
【国别】:国际
【发布日期】:2005-09
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC61
【标准类型】:()
【标准水平】:()
【中文主题词】:家用电器;接触安全装置;家用;介电强度;试验条件;防电击;安全工程;防火安全;设计;对流式供暖系统;电气安全;电气工程;蓄热加热器;规范(验收);安全;电气器具;家用的;加热器;家用设备;房间加热器;漏电;额定电压;安全要求;说明书
【英文主题词】:Circuits;Clearances;Connections;Contactsafetydevices;Definitions;Design;Dielectricstrength;Domestic;Durability;Earthingconductorterminations;Electricappliances;Electrichouseholdappliance;Electricterminals;Electricalengineering;Electricalhouseholdappliances;Electricalsafety;Fireresistance;Firesafety;Hazards;Heaters;Heating;Householdequipment;Householduse;Inputcurrent;Inscription;Instructions;Insulations;Joints;Junctions;Leakagecurrent;Leakagepaths;Mechanic;Mechanicalsafety;Moistureresistance;Overloadprotection;Overvoltage;Powerconsumption;Protectionagainstelectricshocks;Radiation;Ratedvoltages;Roomheatingappliances;Rustprotection;Safety;Safetyengineering;Safetyrequirements;Screws(bolts);Space-heatingsystems;Specification(approval);Stability;Storageheaters;Strengthofmaterials;Testingconditions;Thermalstability;Thermalstorageheaters;Toxicity;Transformers;Transient
【摘要】:ThisisAmendment1toIEC60335-2-61-2002(HouseholdandsimilarelectricalappliancesSafetyPart2-61:Particularrequirementsforthermalstorageroomheaters)
【中国标准分类号】:Y63
【国际标准分类号】:97_100_10
【页数】:8P;A4
【正文语种】:英语


【英文标准名称】:Multichanneldigitalaudiotaperecorder(DATR),reel-to-reelsystem,forprofessionaluse-FormatA
【原文标准名称】:专业多路数字声频磁带记录仪(DATR)卷对卷系统.第1部分:格式A
【标准号】:BSEN61595-1-1997
【标准状态】:现行
【国别】:英国
【发布日期】:1997-10-15
【实施或试行日期】:1997-10-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:多道记录;纠错码;式样;声道;数据布置;同步;录音;字(数据);记录特性;记录道;记录系统;磁带;磁带记录;记录媒体;记录设备;音频系统;磁带录音机;数字记录法;磁记录机;录音磁带;音频设备;信息块格式
【英文主题词】:DAT;Digitalaudio;Digitalrecordingmethods;Formats;Magneticrecorders;Multichannelsound;Recorder;Recordingengineering;Recordingsystems;Reeltoreelsystems;Soundchannels;Soundrecording;Studiodevices;Taperecorders;Tracklayout;9tracks
【摘要】:ThispartofIEC61595appliesto8to64channeldigitalaudiorecordingon12,7mmor25,4mmwidetape(hereaftercalledtape),withstationaryheads,forprofessionaluse.Itdefinesthemechanicalandelectricalcharacteristicsnecessarytoensuretheinterchangeabilityofprogrammes,recordedasdigitalaudiosignalsonmagnetictapeinprofessionalindustries.
【中国标准分类号】:M71
【国际标准分类号】:33_160_30
【页数】:34P.;A4
【正文语种】:英语