【英文标准名称】:MagneticParticleExamination
【原文标准名称】:磁粉粒检验
【标准号】:ASTME709-1995
【标准状态】:作废
【国别】:美国
【发布日期】:1995
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:磁粉粒;无损检验;金相学;金属;试验
【英文主题词】:metallography;non-destructivetesting;metals;magneticparticles;testing
【摘要】:
【中国标准分类号】:H26
【国际标准分类号】:77_160;77_040_30
【页数】:
【正文语种】:英语


【英文标准名称】:Radiationprotectioninstrumentation.Alpha,betaandalpha/beta(betaenergy60keV)contaminationmetersandmonitors
【原文标准名称】:辐射防护仪.α,和α/β(β能量为60keV)污染测量仪和监测仪
【标准号】:BSEN60325-2004
【标准状态】:现行
【国别】:英国
【发布日期】:2004-09-09
【实施或试行日期】:2004-09-09
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:α辐射;α粒子;β辐射;β粒子;污染物;污染测量计;定义(术语);设计;检波器(回路);电气工程;环境影响;γ辐射;检验;测量;测量仪器;监视器;核辐射;核安全;核技术;参数;特性;防护服装;辐射;辐射测量;辐射测量仪器;辐射防护;辐射学;辐射计;额定值;安全措施;规范(验收);表面;测试;测试条件
【英文主题词】:Alpharadiation;Alpha-particles;Betaradiation;Beta-particles;Contamination;Contaminationmeters;Definitions;Design;Detectors(circuits);Electricalengineering;Environmentaleffects;Gamma-radiation;Inspection;Measurement;Measuringinstruments;Monitors;Nuclearradiation;Nuclearsafety;Nucleartechnology;Parameters;Properties;Protectiveclothing;Radiation;Radiationmeasurement;Radiationmeasuringinstruments;Radiationprotection;Radiology;Radiometers;Ratings;Safetymeasures;Specification(approval);Surfaces;Testing;Testingconditions
【摘要】:ThisInternationalStandardisapplicabletoradiationmetersandmonitorsdesignedforthedirectmeasurementorthedirectdetectionofsurfacecontaminationbyalphaand/orbetaradiationemittingnuclidesandwhichcompriseatleast:-adetectionassembly(comprisingtextdeletedcountertube,scintillationdetectororsemiconductordetector,etc),whichmaybeconnectedeitherrigidlyorbymeansofaflexiblecableorincorporatedintoasingleassembly.-ameasurementassembly.Somemetersandmonitorsconsistofdetectionassembliesandmeasurementassemblieswhereitispossibletoseparatethedetectorassemblyandusealternativedetectionassemblies.Conformitywiththestandardcaneitherbeachievedby:Allcombinationsofthedetectionassemblyandthemeasurementassemblyconformingtotherequirementsofthisstandard.orThedetectionassemblyandthemeasurementassemblyseparatelyconformingtotherelevantpartsofthisstandardinisolation.NOTETheuseofthelattercriteriaverifiesconformancewiththisstandardbutdoesnotinferthatcalibrationofaparticularcombinationofinstrumentsisinterchangeablewithanyothercombination.Theuseofthelattercriteriacouldallowapurchasertousecombinationsofassembliesfromdifferentmanufacturerswithconfidence.Thestandardisapplicableto:-alphasurfacecontaminationmeters;-alphasurfacecontaminationmonitors;-betasurfacecontaminationmeters;-betasurfacecontaminationmonitors;-alpha/betasurfacecontaminationmeters;-alpha/betasurfacecontaminationmonitors.Thelattertwoareequipmentcapableofdeterminingalphaandbetacontaminationsimultaneouslyanddisplayingthemeasurementofeither:-Alpha(beta,alpha/beta)surfacecontaminationmeterAnassemblyincludingoneormoreradiationdetectorsandassociatedassembliesorbasicfunctionunits,designedtomeasurealpha(beta,alpha/beta)surfaceemissionrateassociatedwiththecontaminationofthesurfaceunderexamination.-Alpha(beta,alpha/beta)surfacecontaminationmonitor.Thisstandardisalsoapplicabletospecialpurposeassembliesandtoassembliesspecificallydesignedforasurfaceofaparticularnature.However,someoftherequirementsmayneedtobeamendedorsupplementedaccordingtotheparticularrequirementsapplicabletosuchassemblies.Ifanassemblyhasbeendesignedtocarryoutcombinedfunctions,itmustcomplywiththerequirementspertainingtothesedifferentfunctions.If,ontheotherhand,ithasbeendesignedtoperformonefunction,and,inaddition,itisalsocapableofcarryingoutotherfunctions,thenitmustcomplywiththerequirementsforthefirstfunction,anditwouldbedesirableforittocomplywithrequirementspertainingtotheothers.ThisstandardisnotapplicabletoradiationmonitorsormetersdesignedtomeasureordetectbetaparticleswithEmax<60keV.Theobjectofthisstandardistolaydownstandardrequirementsandtogiveexamplesofacceptablemethods,andalsotospecifygeneralcharacteristics,generaltestconditions,radiationcharacteristics,electricalsafety,environmentalcharacteristics,andtherequirementsoftheidentificationcertificateforalpha,betaandalpha-betacontaminationmetersandmonitors.
【中国标准分类号】:F84
【国际标准分类号】:17_240
【页数】:46P.;A4
【正文语种】:英语