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【英文标准名称】:StandardTestMethodsforChemical,MassSpectrometric,andSpectrochemicalAnalysisofNuclear-GradeMixedOxides((U,Pu)O2)
【原文标准名称】:核纯级混合氧化物((U、Pu))O2化学、质谱和光谱化学分析用标准试验方法
【标准号】:ASTMC698-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:C26.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:Carboncontent--nuclearmaterials;Chlorideanalysis--nuclearapplications;Fluoridecontent;Isotopicanalysis;Massspectrometry--nuclearmaterials/applications;Mixedoxides(MOX);Moistureanalysis--nuclearmaterials;Nitrogencontent--nuclearmateria
【摘要】:Mixedoxide,amixtureofuraniumandplutoniumoxides,isusedasanuclear-reactorfuelintheformofpellets.Theplutoniumcontentmaybeupto10weight%,andthediluenturaniummaybeofany235Uenrichment.Inordertobesuitableforuseasanuclearfuel,thematerialmustmeetcertaincriteriaforcombineduraniumandplutoniumcontent,effectivefissilecontent,andimpuritycontentasdescribedinSpecificationC833.Thematerialisassayedforuraniumandplutoniumtodeterminewhethertheplutoniumcontentisasspecifiedbythepurchaser,andwhetherthematerialcontainstheminimumcombineduraniumandplutoniumcontentsspecifiedonadryweightbasis.Determinationoftheisotopiccontentoftheplutoniumanduraniuminthemixedoxideismadetoestablishwhethertheeffectivefissilecontentisincompliancewiththepurchaser''sspecifications.Impuritycontentisdeterminedtoensurethatthemaximumconcentrationlimitofcertainimpurityelementsisnotexceeded.Determinationofimpuritiesisalsorequiredforcalculationoftheequivalentboroncontent(EBC).1.1Thesetestmethodscoverproceduresforthechemical,massspectrometric,andspectrochemicalanalysisofnuclear-grademixedoxides,(U,Pu)O2,powdersandpelletstodeterminecompliancewithspecifications.1.2Theanalyticalproceduresappearinthefollowingorder:
【中国标准分类号】:F46
【国际标准分类号】:27_120_30
【页数】:28P.;A4
【正文语种】:英语