【英文标准名称】:StandardPracticeforRadiographicExamination
【原文标准名称】:放射照象检验的标准实施规程
【标准号】:ASTME1742-2008a
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:E07.01
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:imagequalityindicator;nondestructivetesting;penetratingradiation;radiographic;radiographicexamination;radiography;radioscopy;X-ray;IQI(imagequalityindicators);Metalsandmetallicmaterials;Nondestructiveevaluation(NDE);Nonmetal
【摘要】:Thispracticeestablishesthebasicparametersfortheapplicationandcontroloftheradiographicmethod.Thispracticeiswrittensoitcanbespecifiedontheengineeringdrawing,specification,orcontract.Itisnotadetailedhow-toproceduretobeusedbytheNDTfacilityand,therefore,mustbesupplementedbyadetailedprocedure(see6.1).TestMethodsE1030,E1032,andE1416containinformationtohelpdevelopdetailedtechnique/procedurerequirements.1.1Thispracticeestablishestheminimumrequirementsforradiographicexaminationformetallicandnonmetallicmaterials.1.2Applicability8212;Thecriteriafortheradiographicexaminationinthispracticeareapplicabletoalltypesofmetallicandnonmetallicmaterials.Therequirementsexpressedinthispracticeareintendedtocontrolthequalityoftheradiographicimagesandarenotintendedtoestablishacceptancecriteriaforpartsandmaterials.1.3BasisofApplication8212;Thereareareasinthispracticethatmayrequireagreementbetweenthecognizantengineeringorganizationandthesupplier,orspecificdirectionfromthecognizantengineeringorganization.Theseitemsshouldbeaddressedinthepurchaseorderorthecontract.1.3.1DoDcontracts.1.3.2Personnelqualification,5.1.1.1.3.3Agencyqualification,5.1.2.1.3.4Digitizingtechniques,5.4.5.1.3.5Alternateimagequalityindicator(IQI)types,5.5.3.1.3.6Examinationsequence,6.6.1.3.7Non-filmtechniques,6.7.1.3.8Radiographicqualitylevels,6.9.1.3.9Filmdensity,6.10.1.3.10IQIqualificationexposure,6.13.3.1.3.11Non-requirementforIQI,6.18.1.3.12Examinationcoverageforwelds,A2.2.2.1.3.13Electronbeamwelds,A2.3.1.3.14Geometricunsharpness,6.23.1.3.15Responsibilityforexamination,6.27.1.1.3.16Examinationreport,6.27.2.1.3.17Retentionofradiographs,6.27.8.1.3.18Storageofradiographs,6.27.9.1.3.19Reproductionofradiographs,6.27.10and6.27.10.1.1.3.20Acceptableparts,6.28.1.1.4Units8212;Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H26
【国际标准分类号】:77_040_20
【页数】:15P.;A4
【正文语种】:英语