BS 3500 Pt.5-1969 金属的蠕变及断裂试验方法.产品验收试验

上一篇: BS 3500 Pt.3-1969 金属的蠕变及断裂试验方法.拉伸蠕变试验
下一篇: BS 3500 Pt.6-1969 金属的蠕变及断裂试验方法.拉伸应力松驰试验

【英文标准名称】:Connectionsforgeneraluseandfluidpower-PortsandstudendswithISO261threadswithelastomericormetal-to-metalsealing-Dimensions,design,testmethodsandrequirementsforexternalhexandinternalhexportplugs
【原文标准名称】:一般用途和流体动力用连接件.带弹性体密封件或金属对金属密封件的ISO261螺纹的孔口和螺柱端.内外六角气门栓的尺寸、设计、试验方法和要求
【标准号】:BSISO9974-4-2006
【标准状态】:现行
【国别】:英国
【发布日期】:2006-06-30
【实施或试行日期】:2006-06-30
【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】:紧配合螺纹;压合接头;定义;设计;名称与符号;尺寸;排放旋塞;架设(施工作业);紧固件;液压管路;流体技术;加长六角传动;六角内孔;孔;液压传动;维修;材料;中型;米制的;管接头;管连接件;管道配件;管螺纹;管;开口;纵断封装环;螺塞;螺纹连接;螺纹栓塞;旋入式;螺纹件;螺钉;密封环;密封件;规范;标准耦合器;储存;螺纹孔;榫舌;试验;螺纹;公差(测量);阀门;惠氏(螺纹);惠氏管螺纹
【英文主题词】:Close-fitthreads;Compressionfittings;Definition;Definitions;Design;Designations;Dimensions;Draw-offtaps;Erecting(constructionoperation);Fasteners;Fluidcircuits;Fluidtechnology;Hexagondriveextension;Hexagonsockets;Holes;Hydraulicfluidpower;Maintenance;Materials;Medium-duty;Metric;Openings;Pipeconnections;Pipecouplings;Pipefittings;Pipethreads;Pipes;Ports(openings);Profilesealingrings;Screwplugs;Screwedconnections;Screwedplugs;Screwing-in;Screwings;Screws(bolts);Sealingrings;Seals;Size;Specification;Standardcouplings;Storage;Tappedholes;Tenons;Tests;Threads;Tolerances(measurement);Valves;Whitworth;Whitworthpipethreads
【摘要】:ThispartofISO9974specifiesdimensionsandperformancerequirementsformetricexternalhexandinternalhexportplugsforusewithISO9974-1ports.PortplugsinaccordancewiththispartofISO9974canbeusedatworkingpressuresupto63MPa(630bar1)).Thepermissibleworkingpressuredependsupontheplugendsize,materials,design,workingconditions,application,etc.ConformancetothedimensionalinformationinthispartofISO9974doesnotguaranteeratedperformance.ItisimportantthateachmanufacturerperformtestingaccordingtothespecificationcontainedinthispartofISO9974toassurethatcomponentscomplywiththeperformanceratings.NOTETheIntroductionofthispartofISO9974givesrecommendationsforportsandstudendstobeusedfornewdesignsinhydraulicfluidpowerapplications.
【中国标准分类号】:J15
【国际标准分类号】:23_100_40
【页数】:20P.;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodforSpecificResistance(Resistivity)ofElectricalInsulatingLiquids
【原文标准名称】:电绝缘液体电阻率(电阻系数)的标准试验方法
【标准号】:ASTMD1169-2011
【标准状态】:现行
【国别】:
【发布日期】:2011
【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】:D27.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:电阻率;电阻系数;电绝缘液体
【英文主题词】:resistivity;specificresistance;Electricalinsulatingliquids
【摘要】:Theresistivityofaliquidisameasureofitselectricalinsulatingpropertiesunderconditionscomparabletothoseofthetest.Highresistivityreflectslowcontentoffreeionsandion-formingparticles,andnormallyindicatesalowconcentrationofconductivecontaminants.1.1Thistestmethodcoversthedeterminationofspecificresistance(resistivity)appliedtonewelectricalinsulatingliquids,aswellastoliquidsinservice,orsubsequenttoservice,incables,transformers,circuitbreakers,andotherelectricalapparatus.1.2Thistestmethodcoversaprocedureformakingrefereetestswithdcpotential.1.3Whenitisdesiredtomakeroutinedeterminationsrequiringlessaccuracy,certainmodificationstothistestmethodarepermittedasdescribedinSections19-26.1.4ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.See17.6foraspecificwarningstatement.
【中国标准分类号】:
【国际标准分类号】:29_040_10
【页数】:7P.;A4
【正文语种】: