ASME STP-PT-028-2009 压力管道低温操作用豁免曲线冲击测试
时间:2024-05-11 23:23:30 来源: 标准资料网 作者：标准资料网 阅读：8481
【英文标准名称】:ImpactTestingExemptionCurvesforLowTemperatureOperationofPressurePiping
【原文标准名称】:压力管道低温操作用豁免曲线冲击测试
【标准号】:ASMESTP-PT-028-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【实施或试行日期】:
【发布单位】:美国机械工程师协会(US-ASME)
【起草单位】:ASME
【标准类型】:()
【标准水平】:()
【中文主题词】:组件;概念;曲面;免除;扩展;加长件;流体设备元件;断裂;冲击测试;低温;力学;老的;管道;管;管路;压力;压力容器;典型;温度;测试;厚度
【英文主题词】:Components;Concepts;Curves;Exemptions;Extending;Extensions;Fluidequipmentcomponents;Fracture;Impacttesting;Lowtemperatures;Mechanics;Old;Pipelines;Pipes;Piping;Pressure;Pressurevessels;Representative;Temperature;Testing;Thickness
【摘要】:ThisdocumentinvestigatestheimpacttestexemptioncurvesofASMESectionVIII,UCS-66,extendingthemtothicknessesrepresentativeofpipingcomponents.ExtensionofASMEexemptioncurveshasbeenaccomplishedbyconsistentapplicationofoldandnewASMEfracturemechanicsconceptsoriginallyintendedforpressurevessels.
【中国标准分类号】:P94
【国际标准分类号】:23_040_01
【页数】:32P;A4
【正文语种】:英语
【英文标准名称】:TestMethodforRelativePermittivity(dielectricConstant)andDissipationFactorofPlastic-basedMicrowaveCircuitSubstrates
【原文标准名称】:塑料片基微波电路基片的相对透电率(介电常数)和耗散因数测试方法
【标准号】:ANSI/ASTMD3380-2003
【标准状态】:作废
【国别】:美国
【发布日期】:2003
【实施或试行日期】:2003-03-25
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:电气工程;试验;微波
【英文主题词】:Dielectricconstant;Dissipationfactor;Electricalengineering;Microwavecircuits;Microwaves;Plastics;Printedcircuits;Printed-circuitboards;Relativepermittivity;Testing
【摘要】:Thistestmethodpermitstherapidmeasurementofapparentrelativepermittivityandlosstangent(dissipationfactor)ofmetal-cladpolymer-basedcircuitsubstratesintheX-band(8to12.4GHz).ThistestmethodissuitablefortestingPTFE(polytetrafluorethylene)impregnatedglassclothorrandom-orientedfibermats,glassfiber-reinforcedpolystyrene,polyphenyleneoxide,irradiatedpolyethylene,andsimilarmaterialshavinganominalspecimenthicknessof1.6mm.Thematerialsareapplicabletoserviceatnominalfrequencyof9.6GHz.Note1-Seeforadditionalinformationaboutrangeofpermittivity,thicknessotherthan1.6mm,andtestsatfrequenciesotherthan9.6GHz.Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:L40
【国际标准分类号】:31_180
【页数】:
【正文语种】:英语
【英文标准名称】:Methodforthedeterminationoftheproofandthecomparativetrackingindicesofsolidinsulatingmaterials
【原文标准名称】:固体绝缘材料的比较起痕指数和验证指数的测定方法
【标准号】:BSEN60112-2003
【标准状态】:作废
【国别】:英国
【发布日期】:2003-05-14
【实施或试行日期】:2003-05-14
【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】:材料;测定;试验;电气工程;泄漏电流;漏电路径;加速度试验;电绝缘材料;跟踪系数;爬电距离;索引;绝缘;定义;绝缘材料
【英文主题词】:Acceleratedtesting;Creepagedistances;Definition;Definitions;Determination;Electricalengineering;Electricalinsulatingmaterials;Indexes;Indices;Insulatingmaterials;Insulations;Leakagecurrents;Leakagepaths;Materials;Testing;Trackingindex
【摘要】:ThisInternationalstandardspecifiesthemethodoftestforthedeterminationoftheproofandcomparativetrackingindicesofsolidinsulatingmaterialsonpiecestakenfrompartsofequipmentandonplaquesofmaterialusingalternatingvoltages.Thestandardprovidesforthedeterminationoferosionwhenrequired.NOTE1Theprooftrackingindexisusedasanacceptancecriterionaswellasameansforthequalitycontrolofmaterialsandfabricatedparts.Thecomparativetrackingindexismainlyusedforthebasiccharacterizationandcomparisonofthepropertiesofmaterials.Testresultscannotbeuseddirectlyfortheevaluationofsafecreepagedistanceswhendesigningelectricalapparatus.NOTE2Thistestdiscriminatesbetweenmaterialswithrelativelypoorresistancetotracking,andthosewithmoderateorgoodresistance,foruseinequipmentwhichcanbeusedundermoistconditions.Moreseveretests,oflongerdurationarerequiredfortheassessmentofperformanceofmaterialsforoutdooruse,utilizinghighervoltagesandlargertestspecimens(seetheinclinedplanetestofIEC60587).Othertestmethodssuchastheinclinedmethodmayrankmaterialsinadifferentorderfromthedroptestgiveninthisstandard.
【中国标准分类号】:K15
【国际标准分类号】:29_035_01
【页数】:24P.;A4
【正文语种】:英语