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【英文标准名称】:StandardSpecificationforNuclear-GradeBoronCarbidePowder
【原文标准名称】:核纯级碳化硼粉末的标准规范
【标准号】:ASTMC750-2009
【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】:美国材料与试验协会(US-ASTM)
【起草单位】:C26.03
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:boroncarbide(nucleargrade);nuclear-gradeboroncarbidepowder,spec
【摘要】:1.1Thisspecificationdefinesthechemicalandphysicalrequirementsforboroncarbidepowderintendedforavarietyofnuclearapplications.Becauseeachapplicationhasadifferentneedforimpurityandboronrequirements,threedifferentchemicalcompositionsofpowderarespecified.Inusingthisspecification,itisnecessarytodictatewhichtypeofpowderisintendedtobeused.Ingeneral,theintendedapplicationsforthevariouspowdertypesareasfollows:1.1.1Type18212;Foruseasparticulatematerialinnuclearreactorcoreapplications.1.1.2Type28212;Powderthatwillbefurtherprocessedintoafabricatedshapeforuseinanuclearreactorcoreorusedinnon-coreapplicationswhenthepowderdirectlyorindirectlymaycauseadverseeffectsonstructuralcomponents,suchashalidestresscorrosionofstainlesssteel.1.1.3Type38212;Powderthatwillbeusedfornon-coreapplicationsorspecialin-coreapplications.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.
【中国标准分类号】:F46
【国际标准分类号】:71_060_50
【页数】:3P.;A4
【正文语种】:英语