基本信息
| 标准名称： | 机车车辆缓冲器 |
| 英文名称： | Draft gears for locomotives and cars |
| 中标分类： |
铁路 >>
机车车辆通用标准 >>
车钩与缓冲装置 |
| ICS分类： |
铁路工程 >>
铁路车辆 >>
铁路车辆综合
|
| 替代情况： | TB/T 1961-1987;TB/T 2221-1991;TB/T 2413-1993;TB/T 2914-1998;TB/T 2915-1998 |
| 发布日期： | 2006-11-29 |
| 实施日期： | 2007-05-01 |
| 首发日期： | |
| 作废日期： | |
| 出版日期： | |
| 页数： | 17 |
适用范围
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前言
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目录
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引用标准
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所属分类： 铁路 机车车辆通用标准 车钩与缓冲装置 铁路工程 铁路车辆 铁路车辆综合
【英文标准名称】:StandardGuideforCorrosionTestingofAluminum-BasedSpentNuclearFuelinSupportofRepositoryDisposal
【原文标准名称】:维护容器清理用铝基废核燃料腐蚀检验的标准指南
【标准号】:ASTMC1431-1999(2010)e1
【标准状态】:现行
【国别】:美国
【发布日期】:1999
【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】:C26.13
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:Corrosion--nuclearapplications;Couponcorrosiontesting;Electrochemicalmeasurements/testing;Fieldtesting--environmentalmaterials/applications;Repositorydisposal;Spentnuclearfuels(SNF)
【摘要】:Dispositionofaluminum-basedspentnuclearfuelwillinvolve:Removalfromtheexistingstorageortransferfacility,Characterizationortreatment,orboth,ofthefuelortheresultingwasteform,orboth,Placementofthewasteforminacanister,Placementofthecanisterinasafeandenvironmentallysoundinterimstoragefacility,Removalfromtheinterimstoragefacilityandtransporttotherepository,placementinawastecontainer,Emplacementintherepository,andRepositoryclosureandgeologicdisposal.Actionsineachofthesestepsmaysignificantlyimpactthesuccessofanysubsequentstep.Aluminum-basedspentnuclearfuelandthealuminum-basedwasteformsdisplayphysicalandchemicalcharacteristicsthatdiffersignificantlyfromthecharacteristicsofcommercialnuclearfuelsandfromhighlevelradioactivewasteglasses.Forexample,somearehighlyenrichedandmosthaveheterogeneousmicrostructuresthatincludeverysmall,uranium-richparticles.Theimpactofthisdifferenceonrepositoryperformancemustbeevaluatedandunderstood.TheU.S.NuclearRegulatoryCommissionhaslicensingauthorityoverpublicdomaintransportationandrepositorydisposal(andmostoftheinterimdrystorage)ofspentnuclearfuelsandhigh-levelradioactivewasteundertherequirementsestablishedby10CFR60,10CFR71,and10CFR72.Theserequirementsoutlinespecificinformationneedsthatshouldbemetthroughtestprotocols,forexample,thosementionedinthisguide.Theinformationdevelopedfromthetestsdescribedinthisguideisnotmeanttobecomprehensive.However,thetestsdiscussedherewillprovidecorrosionpropertydatatosupportthefollowinginformationneeds.Aknowledgeofthesolubility,leaching,oxidation/reductionreactions,andcorrosionofthewasteformconstituentsin/bytherepositoryenvironment(dryair,moistair,andrepositoryrelevantwater)(see10CFR60.112and135).Aknowledgeoftheeffectsofradiolysisandtemperatureontheoxidation,corrosion,andleachingbehavior(see10CFR60.135).Aknowledgeofthetemperaturedependenceofthesolubilityofwasteformconstituentsplusoxidationandcorrosionproducts(see10CFR60.135).Informationfromlaboratoryexperimentsortechnicalanalyses,orboth,abouttimedependenceoftheinternalconditionofthewastepackage(see10CFR60.143and10CFR72.76).Laboratorydemonstrationsoftheeffectsoftheelectrochemicaldifferencesbetweenthealuminum-basedwasteformandthecandidatepackagingmaterialsongalvaniccorrosion(see10CFR71.43)orthesignificanceofelectricalcontactbetweenthewasteformandthepackagingmaterialsonitemsoutlinedin4.3.1-4.3.4(see10CFR60.135),orboth.Informationontheriskinvolvedinthereceipt,handling,packaging,storage,andretrievalofthewasteforms(see10CFR72.3).Informationonthephysicalandchemicalconditionofthewasteformuponrepositoryplacementsothatitemsoutlinedin4.3.1-4.3.4canbeevaluated(see10CFR60.135).Knowledgeofthedegradationofthewasteformduringinterimstoragesothatoperationalsafetyproblemswithrespecttoitsremovalfromstoragecanbeassessed,ifsuchremovalisnecessary(see10CFR72.123).Knowledgeoftheconditionofthewasteformpriortorepositoryplacementsothatitemsoutlinedin4.3.1-4.3.4areproperlyaddressed(see10CFR60.135).Conditionsexpectedduringeachstageofthedispositionprocessmustbeaddressed.Exposureconditionsanticipatedovertheinterimstoragethroughgeologicdispositionperiodsincludedryandmoistair,andaqueousenvironments.Theairenvironmentsareassociatedwithinterimstorageandtheearlystagesofrepositorystoragewhiletheaqueousenvironmentsariseafterwaterintrusionintotherepositoryhascau......
【中国标准分类号】:F46
【国际标准分类号】:27_120_30
【页数】:5P.;A4
【正文语种】:英语