ASTM C787-2011 浓缩用六氟化铀标准规格

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【英文标准名称】:StandardSpecificationforUraniumHexafluorideforEnrichment
【原文标准名称】:浓缩用六氟化铀标准规格
【标准号】:ASTMC787-2011
【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】:C26.02
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:低浓缩铀;天然铀;核燃料;处理铀;铀浓缩;六氟化铀
【英文主题词】:lowenricheduranium;naturaluranium;nuclearfuel;reprocesseduranium;uraniumenrichment;uraniumhexafluoride
【摘要】:1.1Thisspecificationcoversuraniumhexafluoride(UF6)intendedforfeedingtoanenrichmentplant.IncludedarespecificationsforUF6derivedfromunirradiatednaturaluraniumandUF6derivedfromirradiateduraniumthathasbeenreprocessedandconvertedtoUF6forenrichmentandsubsequentreuse.Theobjectivesofthisspecificationaretwofold:(1)TodefinetheimpurityanduraniumisotopelimitsforCommercialNaturalUF6feedstocksothatthecorrespondingenricheduraniumisessentiallyequivalenttoenricheduraniummadeentirelyfromvirginnaturalUF6;and(2)TodefineadditionallimitsforReprocessedUF6(oranymixtureofReprocessedUF6andCommercialNaturalUF6).ForsuchUF6,specialprovisionsmaybeneededtoensurethatnoextrahazardarisestotheworkforce,processequipment,ortheenvironment.1.2Thescopeofthisspecificationdoesnotcomprehensivelycoverallprovisionsforpreventingcriticalityaccidentsorrequirementsforhealthandsafetyorforshipping.Observanceofthisspecificationdoesnotrelievetheuseroftheobligationtoconformtoallinternational,federal,state,andlocalregulationsforprocessing,shipping,orinanyotherwayusingUF6(see,forexample,TID-7016,DP-532,ORNL-NUREG-CSD-6,andDOEO474.1).1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.
【中国标准分类号】:
【国际标准分类号】:27_120_30
【页数】:4P.;A4
【正文语种】: