【英文标准名称】:StandardPracticeforExposureofAdhesiveSpecimenstoIonizingRadiation
【原文标准名称】:暴露在电离辐射下的胶粘剂样品的标准操作规程
【标准号】:ASTMD1879-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:D14.80
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:胶粘剂;核能;工艺;放射性照射;太阳能
【英文主题词】:adhesion;adhesive;durability;exposure;radiation;retention
【摘要】:Theproceduresoutlinedinthispracticearedesignedtostandardizetheexposureofadhesive-bondedspecimensforthepurposeofstudyingtheeffectsofionizingradiation,buthavebeenmadeflexibleenoughsothatalargevarietyofconditionsmaybemetwithinthescopeofthisoneirradiationmethod.Becauseofthisflexibilityintheprocedures,itisimportantthattheexperimenterhavesomeideaofthekindofchangesthatwilloccur,andoftheconditionsthatwillaffectthesechanges.1.1Thepurposeofthispracticeistodefineconditionsfortheexposureofpolymericadhesivesinbondedspecimenstoionizingradiationpriortodeterminationofradiation-inducedchangesinphysicalorchemicalproperties.Thisrecommendedpracticespecificallycoversthefollowingkindsofradiation:gammaorX-rayradiation,electronorbetaradiation,neutrons,andmixturesofthesesuchasreactorradiation.1.2Thispracticespecifiesonlytheconditionsofirradiationbutdoesnotcoverthepreparationoftestspecimens,testingconditions,ortheevaluationoftest.ThesearecoveredinthevariousASTMmethodsorspecificationsforspecificmaterials.1.3Thispracticecoversproceduresforthefollowingfivetypesofexposure:ProcedureA-Exposureatambientconditions.ProcedureB-Exposureatcontrolledtemperature.ProcedureC-Exposureinamediumotherthanair.ProcedureD-Exposureunderload.ProcedureE-ExposurecombiningtwoormoreofthevariableslistedinProceduresAtoD.Note1Theproblemsofmeasuringthepropertiesofmaterialsduringirradiationinvolveshieldingandremotecontrolfacilitiesandare,therefore,notconsideredinthispractice.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareprovidedforinformationpurposesonly.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.5.1ElectricalHazard:Warning-Theusersofthispracticemustbeawarethatthereareinherentdangersassociatedwiththeuseofelectricalinstrumentationandthatthispracticecannotandwillnotsubstituteforapracticalknowledgeoftheinstrumentusedforaparticularprocedure.1.5.2RadioFrequency:Warning-Personswithpacemakersmaybeaffectedbytheradiofrequency.
【中国标准分类号】:G39
【国际标准分类号】:
【页数】:4P.;A4
【正文语种】: