ISO 16793-2005 核燃料技术.微观结构检查用烧结的二氧化铀丸状材料的陶瓷相准备指南

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【英文标准名称】:Nuclearfueltechnology-GuideforceramographicpreparationofUO2sinteredpelletsformicrostructureexamination
【原文标准名称】:核燃料技术.微观结构检查用烧结的二氧化铀丸状材料的陶瓷相准备指南
【标准号】:ISO16793-2005
【标准状态】:现行
【国别】:国际
【发布日期】:2005-02
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC85
【标准类型】:()
【标准水平】:()
【中文主题词】:分析方法;粒度分布;二氧化铀丸料;放射性物质;粒度测量;核技术;微观结构;核能;陶瓷相学;二氧化铀;烧结产品;试样制备
【英文主题词】:particlesizedistribution;specimenpreparation;particlesizemeasurement;nucleartechnology;uraniumdioxidepellets;uraniumdioxide;nuclearenergy;methodsofanalysis;microstructure;ceramography;radioactivematerials;sinteredproducts
【摘要】:ThisInternationalStandarddescribestheceramographicpreparationofuraniumdioxide(UO2)sinteredpelletsforqualitativeandquantitativemicrostructureexaminations.Theseexaminationsmaybecarriedoutbeforeandafterthermalorchemicaletching.Theyenable—observationsoffissures,inter-orintra-granularporesandinclusions,—measurementofporeandgrainsizeandmeasurementofporeandgrainsizedistributions.ThemeasurementofaveragegrainsizemaybecarriedoutusingaclassicalcountingmethodasdescribedinISO2624orASTME112,i.e.interceptprocedure,comparisonwithstandardgridsorreferencephotographs.Themeasurementofpore-sizedistributionsisusuallycarriedoutbyanautomaticimageanalyser.Ifthegrain-sizedistributionsarealsomeasuredwithanimageanalyser,itisrecommendedthatthermaletchingbeusedtorevealthegrainstructureuniformlythroughoutthewholesample.
【中国标准分类号】:F46
【国际标准分类号】:27_120_30
【页数】:7P.;A4
【正文语种】:英语