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DIN 70020 T.6-1976 汽车制造.功率

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【英文标准名称】:AutomotiveEngineering;Power
【原文标准名称】:汽车制造.功率
【标准号】:DIN70020T.6-1976
【标准状态】:作废
【国别】:
【发布日期】:
【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】:
【英文主题词】:
【摘要】:
【中国标准分类号】:
【国际标准分类号】:
【页数】:
【正文语种】:


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【英文标准名称】:StandardTestMethodsforModulusandDampingofSoilsbyResonant-ColumnMethod
【原文标准名称】:用共振柱法测定土壤的模数和阻尼因数的标准试验方法
【标准号】:ASTMD4015-2007
【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】:D18.09
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:建筑;施工材料;阻尼(波);模数;土壤;测试
【英文主题词】:amplitude;confiningpressure;damping;dynamicloading;elasticwaves;elasticitymodulus;frequency;laboratorytests;nondestructivetests;resonance;sheartests;soils;strain;stress;torsionaloscillations;triaxialstress;vertical
【摘要】:Themodulusanddampingofagivensoil,asmeasuredbytheresonant-columntechniquehereindescribed,dependuponthestrainamplitudeofvibration,theambientstateofeffectivestress,andthevoidratioofthesoil,temperature,time,etc.Sincetheapplicationandcontroloftheambientstressesandthevoidratioarenotprescribedinthesemethods,theapplicabilityoftheresultstofieldconditionswilldependonthedegreetowhichtheapplicationandcontroloftheambientstressesandthevoidratio,aswellasotherparameterssuchassoilstructure,duplicatefieldconditions.Thetechniquesusedtosimulatefieldconditionsdependonmanyfactorsanditisuptotheengineertodecideonwhichtechniquesapplytoagivensituationandsoiltype.1.1Thesetestmethodscoverthedeterminationofshearmodulus,sheardamping,rodmodulus(commonlyreferredtoasYoung''smodulus),androddampingforsolidcylindricalspecimensofsoilintheundisturbedandremoldedconditionsbyvibrationusingtheresonantcolumn.Thevibrationofthespecimenmaybesuperposedonacontrolledambientstateofstressinthespecimen.Thevibrationapparatusandspecimenmaybeenclosedinatriaxialchamberandsubjectedtoanall-aroundpressureandaxialload.Inaddition,thespecimenmaybesubjectedtoothercontrolledconditions(forexample,pore-waterpressure,degreeofsaturation,temperature).Thesetestmethodsofmodulusanddampingdeterminationareconsiderednondestructivewhenthestrainamplitudesofvibrationarelessthan104rad(104in./in.),andmanymeasurementsmaybemadeonthesamespecimenandwithvariousstatesofambientstress.1.2Thesetestmethodscoveronlythedeterminationofthemodulusanddamping,thenecessaryvibration,andspecimenpreparationproceduresrelatedtothevibration,etc.,anddonotcovertheapplication,measurement,orcontroloftheambientstress.Thelatterproceduresmaybecoveredby,butarenotlimitedto,TestMethodsD2166orD2850.1.3AllrecordedandcalculatedvaluesshallconformtotheguideforsignificantdigitsandroundingestablishedinPracticeD6026.1.3.1Theproceduresusedtospecifyhowdataarecollected/recordedandcalculatedinthisstandardareregardedastheindustrystandard.Inaddition,theyarerepresentativeofthesignificantdigitsthatshouldgenerallyberetained.Theproceduresuseddonotconsidermaterialvariation,purposeforobtainingthedata,specialpurposestudies,oranyconsiderationsfortheusersobjectives;anditiscommonpracticetoincreaseorreducesignificantdigitsofreporteddatatobecommensuratewiththeseconsiderations.Itisbeyondthescopeofthisstandardtoconsidersignificantdigitsusedinanalysismethodsforengineeringdesign.1.3.2Measurementsmadetomoresignificantdigitsorbettersensitivitythanspecifiedinthisstandardshallnotberegardedanonconformancewiththisstandard.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.ReportingtestresultsinunitsotherthanSIshallberegardedasconformancewiththesetestmethods.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:P13
【国际标准分类号】:93_020
【页数】:22P.;A4
【正文语种】:


【英文标准名称】:Coatingpowders.Determinationofdensitybygascomparisonpyknometer(refereemethod)
【原文标准名称】:粉末涂料.气体比较比重瓶测定密度(基准方法)
【标准号】:BSENISO8130-2-2010
【标准状态】:现行
【国别】:英国
【发布日期】:1993-04-15
【实施或试行日期】:1993-04-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:仲裁方法;布;涂层材料;涂层;颜色;密度计;密度测定法;密度;密度测定瓶;密度测量;测定;静电的;功能原理;气体比较比重瓶;质量(物质);涂料;粒状材料;粉末;粉末覆层;比重瓶测量分析法;抽样方法;试验设备;试验标准;试验;测试装置;清漆;体积
【英文主题词】:Arbitrationmethod;Cloth;Coatingmaterials;Coatings;Colour;Densimeters;Densimetry;Density;Densitybottles;Densitymeasurement;Determination;Electrostatic;Functionprinciple;Gascomparisonpyknometers;Mass;Paints;Particulatematerials;Powder;Powdercoatings;Pycnometricanalysis;Samplingmethods;Testequipment;Teststandards;Testing;Testingdevices;Varnishes;Volume
【摘要】:ThispartofISO8130specifiesamethodforthedeterminationofthedensityofcoatingpowdersusingagascomparisonpyknometer.Itcanbeusedforalltypesofcoatingpowder,issimpletocarryout,butrequiresmoreexpensiveinstrumentationthanisoftenusedfordensitydeterminations.ThedensityofcoatingpowderscanalsobedeterminedusingtheliquiddisplacementpyknometermethoddescribedinISO8130-3.Theapparatusisrelativelyinexpensive,buttheliquiddisplacementpyknometermethodisliabletogiveerroneousresults,particularlyifthepowderswellsincontactwiththedisplacementliquidusedorthedisplacementliquiddoesnottotallydisplacetheairbetweenthepowderparticles.Theliquiddisplacementmethodismuchslowerinexecution,lessaccurateandisonlytobeusedifitcanbeshownthatthesameresultswillbeobtainedasforthegascomparisonpyknometermethod.
【中国标准分类号】:G51
【国际标准分类号】:87_040
【页数】:8P.;A4
【正文语种】:英语