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【英文标准名称】:StandardTestMethodforApparentViscosityofEngineOilsBetween-5and-35&176;CUsingtheCold-CrankingSimulator
【原文标准名称】:用低温开裂模拟器测定-5～-30℃之间发动机油表观粘度的标准试验方法
【标准号】:ASTMD5293-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:D02.07
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:润滑油;试验;粘度
【英文主题词】:apparentviscosity;coldcranking;cranking;engineoils;petroleumandpetroleumproducts;viscosity;
【摘要】:TheCCSapparentviscosityofautomotiveengineoilscorrelateswithlowtemperatureenginecranking.CCSapparentviscosityisnotsuitableforpredictinglowtemperatureflowtotheengineoilpumpandoildistributionsystem.EnginecrankingdataweremeasuredbytheCoordinatingResearchCouncil(CRC)L-494testwithreferenceoilsthathadviscositiesbetween600and8400mPax00B7;s(cP)atx2212;17.8x00B0;Candbetween2000and20000mPax00B7;s(cP)atx2212;28.9x00B0;C.ThedetailedrelationbetweenthisenginecrankingdataandCCSapparentviscositiesisinAppendixesX1andX2ofthe1967TeditionofTestMethodD26025andCRCReport409.4BecausetheCRCL-49testismuchlesspreciseandstandardizedthantheCCSprocedures,CCSapparentviscosityneednotaccuratelypredicttheenginecrankingbehaviorofanoilinaspecificengine.However,thecorrelationofCCSapparentviscositywithaverageL-49enginecrankingresultsissatisfactory.ThecorrelationbetweenCCSandapparentviscosityandenginecrankingwasconfirmedattemperaturesbetweenx2212;1andx2212;40x00B0;Cbyworkon17commercialengineoils(SAEgrades5W,10W,15W,and20W).Bothsyntheticandmineraloilbasedproductswereevaluated.SeeASTMSTP621.6AcorrelationwasestablishedinalowtemperatureengineperformancestudybetweenlightdutyenginestartabilityandCCSmeasuredapparentviscosity.Thisstudyusedten1990’enginesattemperaturesrangingfromx2013;5downtox2013;40x00B0;Cwithsixcommercialengineoils(SAE0W,5W,10W,15W,20W,and25W).71.1Thistestmethodcoversthelaboratorydeterminationofapparentviscosityofengineoilsbycoldcrankingsimulator(CCS)attemperaturesbetween-5and-35176;Catshearstressesofapproximately50000to100000Paandshearratesofapproximately105to104s-1andviscositiesofapproximately500to25000mPa183;s.Therangeofaninstrumentisdependentontheinstrumentmodelandsoftwareversioninstalled.Theseresultsarerelatedtoengine-crankingcharacteristicsofengineoils.1.2AspecialprocedureisprovidedinAnnexA1forhighlyviscoelasticoils.1.3Proceduresareprovidedforbothmanualandautomateddeterminationoftheapparentviscosityofengineoilsusingthecold-crankingsimulator.1.4AspecialmanualprocedureisprovidedinAnnexA1forhighlyviscoelasticoils.1.5ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Specificwarningstatementsaregivenin7.1,7.2,7.3,andSection8.
【中国标准分类号】:E34
【国际标准分类号】:75_100
【页数】:9P.;A4
【正文语种】:


【英文标准名称】:Coldrollednon-orientedelectricalsteelsheetandstripdeliveredinthefullyprocessedstate
【原文标准名称】:经完全处理后交付的冷轧非定向电工钢板和钢带
【标准号】:BSEN10106-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2007-09-28
【实施或试行日期】:2007-09-28
【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】:验收检验;分类;分类系统;冷轧的;冷轧;定义;交货条件;名称与符号;电气工程;电工钢板;电工钢带;几何的;晶粒取向的;磁性合金;磁路;磁性材料;磁性能;材料;金属板;顺序示度;定单;物理特性;特性;质量;薄板材;规范(验收);钢;带材;测试;公差(测量)
【英文主题词】:Acceptanceinspection;Classification;Classificationsystems;Coldrolled;Cold-roll;Definitions;Deliveryconditions;Designations;Electricalengineering;Electricalsheets;Electricalstrips;Geometric;Grainoriented;Magneticalloys;Magneticcircuits;Magneticmaterials;Magneticproperties;Materials;Metalplates;Orderindications;Orders(salesdocuments);Physicalproperties;Properties;Quality;Sheetmaterials;Specification(approval);Steels;Strips;Testing;Tolerances(measurement)
【摘要】:ThisEuropeanStandardspecifiescold-rollednon-orientedelectricalsteelsheetandstripinnominalthicknessesof0,35mm,0,50mm,0,65mmand1,00mm.Inparticular,itspecifiesgeneralrequirements,themagneticproperties,geometriccharacteristicsandtolerances,technologicalcharacteristicsaswellastheinspectionprocedure.ThisEuropeanStandardappliestomaterialssuppliedinthefullyannealedconditionintendedfortheconstructionofmagneticcircuits.Itdoesnotapplytosemi-processedmaterial.ThesemagneticmaterialscorrespondtoC.2.3.2.1ofIEC60404-1:2000.
【中国标准分类号】:H53
【国际标准分类号】:77_140_50
【页数】:22P.;A4
【正文语种】:英语