JIS Z4821-2-2002 密封放射源.漏泄试验方法

Z4821-2:2002(ISO9978:1992)(1)14121(JRIA)(JSA)JISZ4821:1999JISZ4821-1ISO9978:1992RadiationprotectionSealedradioactivesourcesLeakagetestmethodsJISZ4821-2ABJISZ4821JISZ4821-11JISZ4821-22JISZ4821-2:2002(ISO9978:1992)2SealedradioactivesourcesLeakagetestmethods19921ISO9978RadiationprotectionSealedradioactivesourcesLeakagetestmethods1.JISZ4821-1A1.2.ISO/IECGuide21IDTMODNEQISO9978:1992RadiationprotectionSealedradioactivesourcesLeakagetestmethods(IDT)2.JISZ4821-1:20021ISO2919:1999RadiationprotectionSealedradioactivesourcesGeneralrequirementsandclassification3.3.1(sealedradioactivesource)(sealedssource)3.2(leaktight)5.6.2Z4821-2:2002(ISO9978:1992)3.3(capsule)3.4(dummysealedsource)3.5(simulatedsealedsource)3.6(modeldesignation)3.7(prototypesealedsource)3.8(qualitycontrol)JISZ4821-13.9(productioncontrol)3.10(recurrentinspections)3.11(leakage)3.12(non-leachable)JISZ4821-13.13(standardheliumleakagerate)105Pa5103Pa103Pa296K7K(237)µPam3s11µPam3s1106Pam3s1105atmcm3s14.5.6.A5.1.55.2.55.3.36.1.36.2.56.3110µPam3s10.1µPam3s12kBq[12]298K(25)1021107atmcm3s1[2]3Z4821-2:2002(ISO9978:1992)1kBqBq[5.1.1]1010.20.2[5.1.2]1010.20.2[5.1.3]1010.20.2226Ra[5.2.1]40.4(1)0.2(222Rn/12h)226Ra[5.2.2]0.40.004(1)0.2(222Rn/12h)[5.3.1]1010.20.2[5.3.2]1010.20.2µPam3s1[6.1.1]1021041102[6.1.2]11021102[6.2.1]1(2)1(3)[6.2.2]1(2)1(3)[6.2.3]1(2)1(3)[6.2.4]102(2)11102µg6.3]1050(3)(1)(2)1(3)GM5.5.15.1.15%323K5K(505)4343K5K(705)305.1.21024Z4821-2:2002(ISO9978:1992)5.1.335.1.4293K5K(205)245.1.55.10.2kBq5.25.2.1226Ra35.2.2226Ra5.1.35.2.385Kr2485Kr75.2.45.2.15.2.25.2.35.2.55.2.15.2.2222Rn0.2kBq12125.2.35.2.44kBq245.375.3.15.3.25.3.35.30.2kBq5Z4821-2:2002(ISO9978:1992)AA.3b6.IAEA6.16.26.36.30.1cm30.1cm3[9]6.16.1.15%6.1.26.1.1QLVpptLQ20235.0=····································································································(1)p01.01325105Pa1.p(MPa)0.5MPa10MPat(h)10V0.1cm3VptLQ235.0=····································································································(2)QµPam3s1LµPam3s11µPam3s11102µPam3s1)/7.1(ptQVL2.(2)6.1.36.11µPam3s1102µPam3s16Z4821-2:2002(ISO9978:1992)6.26.2.115cm15kPa25kPa16.2.2363K(90)368K(95)5cm393K(120)423K(150)126.2.3251MPa155cm16.2.4516.2.56.21µPam3s16.350µg5JISZ4821-134567Z4821-2:2002(ISO9978:1992)AA12A.1A1A.2JISZ4821-1A1A.3a)5.3b)0.2kBqc)A.18Z4821-2:2002(ISO9978:1992)A1(I)(II)(I)(II)AA1A25.15.35.15.3A3123H226Ra5.16.16.25.16.16.2A412226Ra5.25.15.25.1A526.15.3.25.16.16.2BA3A4A55.16.16.2C6.16.2(I)(II)(I)9Z4821-2:2002(ISO9978:1992)B[1]McMASTERS,R.C.,ed.,Non-destructiveTestingHandbook,Vol.1,LeakTesting,AmericanSocietyforNon-destructiveTesting/AmericanSocietyforMetals,2nded.,1982.[2]AmericanNationalStandardforRadioactiveMaterials,LeakageTestsonPackagesforShipment,ANSINo.14.5-1987.[3]ASTME515-74(Reapproved1980),StandardMethodofTestingforLeaksUsingBubbleEmissionTechniques.[4]ASTMF98-72(Reapproved1977),StandardRecommendedPracticesforDeterminingHermeticityofElectronDevicesbyaBubbleTest.[5]ASTMF134-78,StandardRecommendedPracticesforDeterminingHermeticityofElectronDeviceswithaHeliumMassSpectrometerLeakDetector.[6]ASTMF730-81,StandardTestMethodsforHermeticityofElectronDevicesbyaWeightgainTest.[7]BIRAM,J.,andBURROWS,B.,Bubblestestsforgastightness,Vacuum,14(7),1964,pp.221-226.[8]HOWL,DA.,andMANN,CA.,Thebackpressurizingtechniqueforleak-testing,Vacuum,15(7),1965,pp.347-352.[9]ASTON,D.,BODIMEADE,AH.,HALL,E.G.andTAYLOR,C.B.G.,Thespecificationsandtestingofradioactivesourcesdesignatedas“specialform”undertheIAEAtransportregulations,ReportEUR8053EN,1982.[10]DWIGHT,D.J.,Anewmethodforleak-testingsealedsourcesofradium-226andthorium-228,ReportRCC-R176(1964)andAddendumRCCR176(1965).[11]IAEASafetySeriesNo.6,Regulationsforthesafetransportofradioactivematerials,Vienna,1985.[12]IAEASafetySeriesNo.37AdvisorymaterialfortheapplicationoftheIAEAtransportregulations,Vienna,1987.10Z4821-2:2002(ISO9978:1992)JISZ4821-22IEC/SBIIEC/ACOS'