【英文标准名称】:Connectionsforhydraulicfluidpowerandgeneraluse-PortsandstudendswithISO261metricthreadsandO-ringsealing-Part3:Dimensions,design,testmethodsandrequirementsforlight-duty(Lseries)studends
【原文标准名称】:用于液压传动和一般用途的管接头.带ISO261螺纹和O形圈密封的油口和螺纹端头.第3部分:轻型(L系列)螺柱端头的尺寸、设计、试验方法和技术要求
【标准号】:ISO6149-3-2006
【标准状态】:现行
【国别】:国际
【发布日期】:2006-02
【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;连接;定义;设计;尺寸;流体技术;液压系统;液压传动系统;轻型;米制螺纹;O型密封圈;管接头;管连接件;管道配件;气动传动系统;开口;螺纹栓塞;旋入式;规范(验收);螺纹孔;榫舌;端头开孔;测试方法
【英文主题词】:Compressionfittings;Connections;Definitions;Design;Dimensions;Fluidtechnology;Hydraulicsystems;Hydraulictransmissionsystems;Light-duty;Metricscrewthreads;Openings;O-rings;Pipeconnections;Pipecouplings;Pipefittings;Pneumatictransmissionsystems;Ports(openings);Screwedplugs;Screwing-in;Specification(approval);Tappedholes;Tenons;Terminalaperture;Testmethods
【摘要】:ThispartofISO6149specifiesdimensions,performancerequirementsandtestproceduresformetricadjustableandnon-adjustablelight-duty(Lseries)studendsandO-rings.StudendsinaccordancewiththispartofISO6149maybeusedatworkingpressuresupto40MPa[400bar1)]fornon-adjustablestudendsand31,5MPa(315bar)foradjustablestudends.Thepermissibleworkingpressuredependsuponthestudendsize,materials,design,workingconditions,application,etc.ConformancetothedimensionalinformationinthispartofISO6149doesnotguaranteeratedperformance.EachmanufacturershouldperformtestingaccordingtothespecificationcontainedinthispartofISO6149toassurethatcomponentscomplywiththeperformanceratings.
【中国标准分类号】:J20
【国际标准分类号】:23_100_40
【页数】:11P;A4
【正文语种】:英语


【英文标准名称】:Electricalmeasuringinstruments-X-trecorders-Part1:Definitionsandrequirements
【原文标准名称】:电测量仪表.X-t记录仪.第1部分:定义和要求
【标准号】:IEC61143-1Edition1.1-1998
【标准状态】:现行
【国别】:国际
【发布日期】:1998-01
【实施或试行日期】:
【发布单位】:国际电工委员会(IEC)
【起草单位】:IEC/TC85
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:ThispartofIEC61143appliestoX-trecordersusedforthemeasurementofvoltageandcurrentwhichmeasureandrecordanalogueelectricalquantitiesasafunctionoftime.Italsoappliestoarecorderwhosechartscalelinesdonotcorresponddirectlytotheelectricalinputquantity,providedthattherelationshipbetweenthemisknown.Forthemeasurementofotherelectricalquantities,therelevantpartsofIEC60051alsoapply.Thispartalsoappliestonon-interchangeableaccessoriesandaccessoriesoflimitedinterchangeability(e.g.shunts,impedanceelements)iftheyareusedwiththerecorderandtheadjustmentshavebeenmadeforthecombination.Forcontrollerswithelectricaloutputsandcontainingelectricalrecorders,thispartappliesonlytotherecorderanddoesnotapplytothecontrolcircuit.Thispartdoesnotapplytospecialpurposerecordersortospecialpurposedevices(whentheyareusedasaccessories)whicharecoveredbytheirownIECstandards.Thispartdoesnotcoversafetyrequirements(forreference,seeIEC61010)anddoesnotcontaineitherrequirementsforprotectionagainstenvironmentalconditionsortherelevanttests.However,whennecessary,testsunderconditionsapproachingthoseofusemaybeselectedfromIEC60068,toproveprotectionagainstenvironmentalconditions.Further,itdoesnotcontainrequirementsconcerningthedimensionsofinstrumentsoraccessories(fortheformer,seeIEC60473).
【中国标准分类号】:N25
【国际标准分类号】:17_220_20
【页数】:29P;A4
【正文语种】:英语