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【英文标准名称】:Metallictubeconnectionsforfluidpowerandgeneraluse-Part2:37°flaredconnectors
【原文标准名称】:液压传动和通用金属管连接件.第2部分:37°扩口管接头
【标准号】:ISO8434-2-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-09-01
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC131
【标准类型】:()
【标准水平】:()
【中文主题词】:压合接头;名称与符号;尺寸;配件;扩口接头;液压管路;流体技术;液压装置;作标记;材料规范;金属管;操作;管连接件;管道配件;压力装置;生产;螺纹连接管接头;规范(验收);规范;标准耦合器;测试
【英文主题词】:Compressionfittings;Designations;Dimensions;Fittings;Flaredjoints;Fluidcircuits;Fluidtechnology;Hydraulics;Marking;Materialsspecification;Metaltubes;Operation;Pipecouplings;Pipefittings;Pressureequipment;Production;Screwedpipejoint;Specification(approval);Specifications;Standardcouplings;Testing
【摘要】:ThispartofISO8434specifiesgeneralanddimensionalrequirementsforthedesignandperformanceof37°flaredconnectorsthataresuitableforusewithferrousandnon-ferroustubeswithoutsidediametersfrom6mmto50,8mm,inclusive.TheseconnectorsareforuseinfluidpowerandgeneralapplicationswithinthelimitsofpressureandtemperaturespecifiedinthispartofISO8434.TheyareintendedfortheconnectionoftubesandhosefittingstoportsinaccordancewithISO6149-1,ISO1179-1,ISO9974-1andISO11926-1.(SeeISO12151-5forrelatedhosefittingspecification.)Theseconnectorsprovidefull-flowconnectionswithmetal-to-metalsealinginhydraulicsystemsoperatingtotheworkingpressuresshowninTable1.Becausemanyfactorsinfluencethepressureatwhichasystemperformssatisfactorily,thesevaluesshallnotbeunderstoodasguaranteedminimums.Foreveryapplication,sufficienttestingwillneedtobeconductedandtheresultsreviewedbyboththeuserandmanufacturertoensurethatrequiredperformancelevelsaremet.NOTE1Fornewdesignsinhydraulicfluidpowerapplications,seetherequirementsgivenin9.6.Wheretherequirementsoftheapplicationallowfortheuseofelastomericseals,connectordesignsthatconformtoInternationalStandardsandincorporateelastomericsealingarepreferred.NOTE2Foruseunderconditionsoutsidethepressureand/ortemperaturelimitsspecified,see5.5.Bothmetricandinchtubingcanbeaccommodatedbychangingthesleeve(seeFigure7).Inthepast,theseconnectorshavebeenusedpredominantlywithinchtubing.Fornewandfuturedesigns,theuseofmetrictubingispreferred.ThispartofISO8434alsospecifiesaperformanceandqualificationtestfor37°flaredconnectors.
【中国标准分类号】:J15
【国际标准分类号】:23_100_40
【页数】:56P.;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodforMeasurementofEffectsofAutomotiveEngineOilsonFuelEconomyofPassengerCarsandLight-DutyTrucksinSequenceVIDSparkIgnitionEngine,
【原文标准名称】:序列VID火花点火发动机中客车和轻型卡车汽车发动机油对燃料经济性影响的测量用标准试验方法
【标准号】:ASTMD7589-2009
【标准状态】:现行
【国别】:
【发布日期】:2009
【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】:D02.B0.10
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:老化试验油;制动器比油耗;闯入;标度油;飞行刷新;燃料经济性;参考油;序列VID;火花点火发动机
【英文主题词】:agedtestoil;brakespecificfuelconsumption;break-in;calibrationoil;flyingflush;fueleconomy;referenceoil;sequenceVID;spark-ignitionautomotiveengine
【摘要】:TestMethod8212;Thedataobtainedfromtheuseofthistestmethodprovideacomparativeindexofthefuel-savingcapabilitiesofautomotiveengineoilsunderrepeatablelaboratoryconditions.AB
【中国标准分类号】:T10
【国际标准分类号】:43_060_01
【页数】:48P.;A4
【正文语种】: