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【英文标准名称】:StandardPracticeforFabricationoftheNeutronRadiographicBeamPurityIndicators
【原文标准名称】:制造中子放射线束纯度显示器的标准规程
【标准号】:ASTME2003-1998(2004)
【标准状态】:现行
【国别】:
【发布日期】:1998
【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】:E07.05
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:beampurityindicator;directmethod;imagequalityindicator;neutronradiography;sensitivityindicator
【摘要】:TheBPIisdesignedtoyieldquantitativeinformationconcerningneutronbeamandimagesystemparametersthatcontributetofilmexposure,andthereby,affectoverallimagequality.Forpropermeasurementsoffilmexposureduetotheneutronbeamconstituents,theBPImustbefabricatedinaccordancewiththispractice.ThispracticeshallbefollowedforthefabricationofallBeamPurityIndicatorstobeusedwithMethodE545todetermineimagequalityindirectthermalneutronradiography.1.1ThispracticecoversthematerialandfabricationofaBeamPurityIndicator(BPI),whichcanbeusedtodeterminetherelativequalityofradiographicimagesproducedbydirect,thermalneutronradiographicexamination.1.2ThevaluesstatedinSIunitsareregardedtobestandard.1.3Thisstandarddoesnotpurporttoaddressthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:F81
【国际标准分类号】:37_040_25
【页数】:3P.;A4
【正文语种】: