ASTM B4-1979 紧密的圆形同心绞捻1350型铝导线
作者:标准资料网 时间:2024-05-22 03:16:16 浏览:9524
来源:标准资料网
【英文标准名称】:SpecificationforTough-PitchLakeCopper-RefineryShapes
【原文标准名称】:紧密的圆形同心绞捻1350型铝导线
【标准号】:ASTMB4-1979
【标准状态】:作废
【国别】:
【发布日期】:1979
【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】:
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:电气元件;电气工程;绞线;导电体;铝;有色金属
【英文主题词】:
【摘要】:
【中国标准分类号】:K11
【国际标准分类号】:
【页数】:
【正文语种】:
【英文标准名称】:Sterilehypodermicneedlesforsingleuse
【原文标准名称】:一次使用消毒皮下注射针头
【标准号】:BSENISO7864-1993
【标准状态】:现行
【国别】:英国
【发布日期】:1993-11-15
【实施或试行日期】:1993-11-15
【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】:包装;可处置的;图形符号;缺陷与故障;注射器;注射器械;尺寸公差;性能;大小编码;直径;水解萃取法;医疗设备;无菌设备;作标记;试验条件
【英文主题词】:Cannulas;Colourcodes;Definition;Definitions;Dimensions;Disposable;Disposables;Equipmentforsingleuse;Hypodermicneedles;Injectioninstruments;Injectionsyringes;Marking;Medicalequipment;Medicalsciences;Medicaltechnology;Packages;Singleusesyringes;Specification(approval);Sterileequipment;Sterilizedgoods;Testing
【摘要】:Specifiesthefollowingrequirementsforneedlesofnominaloutsidediameters0,3mmand1,2mm:nomenclatureforcomponents,cleanliness,limitsforacidityandalkalinity,sizedesignation,colourcoding,needlehub,sheath,needletube,needlepoint,performance,packaging,labelling,storagecontainer,transportwrapping.
【中国标准分类号】:C31
【国际标准分类号】:11_040_20
【页数】:24P;A4
【正文语种】:英语
【英文标准名称】:StandardPracticeforCalculatingThermalEnduranceofMaterialsfromThermogravimetricDecompositionData
【原文标准名称】:从热解重量分解数据计算材料的耐热性的标准实施规程
【标准号】:ASTME1877-2000(2010)
【标准状态】:现行
【国别】:美国
【发布日期】:2000
【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】:E37.10
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:Arrheniusactivationenergy;Arrheniuspre-exponentialfactor;kineticparameters;relativethermalindex;thermaldecomposition;thermalendurance;thermallife;thermogravimetricanalysis;Arrheniuskineticconstants;Decomposition;Kineticbehavior/cha
【摘要】:Thermogravimetryprovidesarapidmethodforthedeterminationofthetemperature-decompositionprofileofamaterial.Thispracticeisusefulforqualitycontrol,specificationacceptance,andresearch.Thispracticeshallnotbeusedforproductlifetimepredicationsunlessacorrelationbetweentestresultsandactuallifetimehasbeendemonstrated.Inmanycases,multiplemechanismsoccurduringthedecompositionofamaterial,withonemechanismdominatingoveronetemperaturerange,andadifferentmechanismdominatinginadifferenttemperaturerange.Usersofthispracticearecautionedtodemonstratefortheirsystemthatanytemperatureextrapolationsaretechnicallysound.1.1ThispracticecoversadditionaltreatmentoftheArrheniusactivationenergydatadeterminedbyTestMethodE1641todevelopathermalendurancecurveandderivearelativethermalindexformaterials.1.2Thispracticeisgenerallyapplicabletomaterialswithawell-defineddecompositionprofile,namelyasmooth,continuousmasschangewithasinglemaximumrate.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4ThereisnoISOstandardequivalenttothispractice.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:C82
【国际标准分类号】:71_040_40
【页数】:4P.;A4
【正文语种】:英语
