【英文标准名称】:StandardPracticeforOperatingEnclosedCarbonArcLightApparatusforExposureofNonmetallicMaterials
【原文标准名称】:非金属材料曝光用封闭式碳弧光仪器操作的标准规程
【标准号】:ASTMG153-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:G03.03
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:耐气候老化;非金属的;人工气候环境试验;电弧
【英文主题词】:accelerated;acceleratedweathering;carbonarc;durability;enclosedcarbonarc;exposure;laboratoryweathering;light;lightfastness;nonmetallicmaterials;temperature;ultraviolet;weathering
【摘要】:Theuseofthisapparatusisintendedtoinducepropertychangesassociatedwiththeenduseconditions,includingtheeffectsofsunlight,moisture,andheat.Theseexposuresmayincludeameanstointroducemoisturetothetestspecimen.Exposuresarenotintendedtosimulatethedeteriorationcausedbylocalizedweatherphenomena,suchasatmosphericpollution,biologicalattack,andsaltwaterexposure.Alternatively,theexposuremaysimulatetheeffectsofsunlightthroughwindowglass.Typically,theseexposureswouldincludemoistureintheformofhumidity.Cautions8212;RefertoPracticeG151forfullcautionaryguidanceapplicabletoalllaboratoryweatheringdevices.5.2.1Variationinresultsmaybeexpectedwhenoperatingconditionsarevariedwithintheacceptedlimitsofthispractice.Therefore,noreferenceshallbemadetoresultsfromtheuseofthispracticeunlessaccompaniedbyareportdetailingthespecificoperatingconditionsinconformancewithSection10.5.2.2Itisrecommendedthatasimilarmaterialofknownperformance,acontrol,beexposedsimultaneouslywiththetestspecimentoprovideastandardforcomparativepurposes.Itisrecommendedthatatleastthreereplicatesofeachmaterialevaluatedbeexposedineachtesttoallowforstatisticalevaluationofresults.1.1Thispracticecoversthebasicprinciplesandoperatingproceduresforusingenclosedcarbon-arclightandwaterapparatusintendedtoreproducetheweatheringeffectsthatoccurwhenmaterialsareexposedtosunlight(eitherdirectorthroughwindowglass)andmoistureasrainordewinactualuse.Thispracticeislimitedtotheproceduresforobtaining,measuring,andcontrollingconditionsofexposure.Anumberofexposureproceduresarelistedinanappendix;however,thispracticedoesnotspecifytheexposureconditionsbestsuitedforthematerialtobetested.Note1PracticeG151describesperformancecriteriaforallexposuredevicesthatuselaboratorylightsources.ThispracticereplacesPracticeG23,whichdescribesveryspecificdesignsfordevicesusedforcarbon-arcexposures.TheapparatusdescribedinPracticeG23iscoveredbythispractice.1.2Testspecimensareexposedtoenclosedcarbonarclightundercontrolledenvironmentalconditions.1.3Specimenpreparationandevaluationoftheresultsarecoveredinvariousmethodsorspecificationsforspecificmaterials.GeneralguidanceisgiveninPracticeG151andISO4892-1.MorespecificinformationaboutmethodsfordeterminingthechangeinpropertiesafterexposureandreportingtheseresultsisdescribedinISO4582.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.5.1Shouldanyozonebegeneratedfromtheoperationofthelightsource,itshallbecarriedawayfromthetestspecimensandoperatingpersonnelbyanexhaustsystem.
【中国标准分类号】:N50
【国际标准分类号】:19_040
【页数】:8P.;A4
【正文语种】:
基本信息
| 标准名称： | 铅精矿化学分析方法 原子吸收分光光度法测定铜量 |
| 英文名称： | Methods for chemical analysis of lead concentrates; The atomic absorption spectrophotometric method for the determination of copper content |
| 中标分类： |
矿业 >>
有色金属矿 >>
轻金属矿 |
| ICS分类： |
采矿和矿产品 >>
金属矿
|
| 替代情况： | 被GB/T 8152.7-2006代替 |
| 发布部门： | 中国有色金属工业协会 |
| 发布日期： | 1987-01-27 |
| 实施日期： | 1988-06-01 |
| 首发日期： | 1987-08-10 |
| 作废日期： | 2007-02-01 |
| 主管部门： | 中国有色金属工业协会 |
| 归口单位： | 全国有色金属标准化技术委员会 |
| 起草单位： | 株州冶炼厂 |
| 出版社： | 中国标准出版社 |
| 出版日期： | 1988-06-01 |
| 页数： | 4页 |
适用范围
没有内容
前言
没有内容
目录
没有内容
引用标准
没有内容
所属分类： 矿业 有色金属矿 轻金属矿 采矿和矿产品 金属矿
【英文标准名称】:StandardGuideforEvaluatingDisposalOptionsforConcretefromNuclearFacilityDecommissioning
【原文标准名称】:核设施退役区混凝土处理方案的评估标准指南
【标准号】:ASTME2216-2002(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:2002
【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】:E10.03
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:Concrete;Decommissioningoperations;Decontamination;Disposal(ofwastes)
【摘要】:Thisstandardguideappliestoconcretethatisstillinplacewithadefinedgeometryandknown,documentedhistory.Itisnotintendedforuseonconcretethathasalreadybeenrubbelizedwhereitisdifficulttomeasuretheradiationlevelsandnoteasytoremovesurfacecontaminationtoreduceradiationlevelsafterconcretehasbeenrubbelized.Thisstandardguideappliestosurfaceorvolumetricallycontaminatedconcrete,wherethedepthofcontaminationcanbemeasuredorestimatedbasedonthehistoryoftheconcrete.Thisstandardguidedoesnotapplytothereinforcementbar(rebar)foundinconcrete.Althoughmostconcretecontainsrebar,itisgenerallyremovedbeforetheconcreteisdispositioned.Inaddition,rebarmaybeactivated,andiscoveredunderproceduresforreuseofscrapmetal.Generalunit-doseandunit-costdatatosupportthecalculationsisprovidedintheappendicesofthisstandardguide.However,ifsite-specificdataisavailable,itshouldbeusedinsteadofthegeneralinformationprovidedhere.Thisstandardguidehelpsdetermineestimateddosestothepublicduringdisposalofconcreteandtofutureresidentsofdisposalareas.Itdoesnotincludedosetoradiationworkersalreadyinvolvedinaradiationcontrolprogram.Itisassumedthatthedosetoradiationworkersisalreadytrackedandkeptwithinacceptablelevelsthrougharadiationcontrolprogram.Thecostanddosetoradiationworkerscouldbeaddedintofindanoverallcostanddoseforeachoption.1.1Thisstandardguidedefinestheprocessfordevelopingastrategyfordispositioningconcretefromnuclearfacilitydecommissioning.Itoutlinesa10-stepmethodtoevaluatedisposaloptionsforradioactivelycontaminatedconcrete.Oneofthestepsistocompleteadetailedanalysisofthecostanddosetononradiationworkers(thepublic);themethodologyandsupportingdatatoperformthisanalysisaredetailedintheappendices.Theresultingdatacanbeusedtobalancedoseandcostandselectthebestdisposaloption.Thesedata,whichestablishatechnicalbasistoapplytoreleasetheconcrete,canbeusedinseveralways:(1)toshowthatthereleasemeetsexistingreleasecriteria,(2)toestablishabasistorequestreleaseoftheconcreteonacase-by-casebasis,(3)todevelopabasisforestablishingreleasecriteriawherenoneexists.1.2Thisstandardguideisbasedonthex201C;ProtocolforDevelopmentofAuthorizedReleaseLimitsforConcreteatU.S.DepartmentofEnergySites,x201D;(1)fromwhichtheanalysismethodologyandsupportingdataaretaken.1.3GuideE1760providesageneralprocessforreleaseofmaterialscontainingresidualamountsofradioactivity.Inaddition,GuideE1278providesageneralprocessforanalyzingradioactivepathways.ThisstandardguideisintendedforuseinconjunctionwithGuidesE1760andE1278,andprovidesamoredetailedapproachforthereleaseofconcrete.
【中国标准分类号】:F68
【国际标准分类号】:27_120_01
【页数】:14P.;A4
【正文语种】:英语