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【英文标准名称】:StandardSpecificationforNuclear-GradeBoronCarbidePowder
【原文标准名称】:核纯级碳化硼粉末标准规范
【标准号】:ASTMC750-2003
【标准状态】:现行
【国别】:
【发布日期】:2003
【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】:硼;粉末;核能;碳化物;核技术
【英文主题词】:boroncarbide(nucleargrade);nuclear-gradeboroncarbidepowder,spec
【摘要】:1.1Thisspecificationdefinesthechemicalandphysicalrequirementsforboroncarbidepowderintendedforavarietyofnuclearapplications.Becauseeachapplicationhasadifferentneedforimpurityandboronrequirements,threedifferentchemicalcompositionsofpowderarespecified.Inusingthisspecification,itisnecessarytodictatewhichtypeofpowderisintendedtobeused.Ingeneral,theintendedapplicationsforthevariouspowdertypesareasfollows:1.1.1Type1-Foruseasparticulatematerialinnuclearreactorcoreapplications.1.1.2Type2-Powderthatwillbefurtherprocessedintoafabricatedshapeforuseinanuclearreactorcoreorusedinnon-coreapplicationswhenthepowderdirectlyorindirectlymaycauseadverseeffectsonstructuralcomponents,suchashalidestresscorrosionofstainlesssteel.1.1.3Type3-Powderthatwillbeusedfornon-coreapplicationsorspecialin-coreapplications.
【中国标准分类号】:F46
【国际标准分类号】:27_120_30;71_060_50
【页数】:3P.;A4
【正文语种】: