Designation:E2669−11StandardDigitalReferenceImagesforTitaniumCastings1ThisstandardisissuedunderthefixeddesignationE2669;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope*1.1Thedigitalreferenceimagesprovidedintheadjuncttothisstandardillustratevarioustypesanddegreesofdisconti-nuitiesoccurringintitaniumcastings.2Useofthisstandardforthespecificationorgradingofcastingsrequiresprocurementoftheadjunctdigitalreferenceimages,whichillustratethediscontinuitytypesandseveritylevels.Theyareintendedtoprovidethefollowing:1.1.1Aguideenablingrecognitionoftitaniumcastingdiscontinuitiesandtheirdifferentiationbothastotypeanddegreethroughdigitalradiographicexamination.1.1.2Exampledigitalradiographicillustrationsofdisconti-nuitiesandanomenclatureforreferenceinacceptancestandards,specificationsanddrawings.1.2Thedigitalreferenceimagesconsistofseventeendigitalfileseachillustratingeightgradesofincreasingseverity.Thefilesillustratesevencommondiscontinuitytypesrepresentingcastingsectionsupto1-in.(25.4-mm).1.3Thereferenceradiographsweredevelopedforcastingsectionsupto1in.(25.4mm)inthickness.1.4Allareasofthisstandardmaybeopentoagreementbetweenthecognizantengineeringorganizationandthesupplier,orspecificdirectionfromthecognizantengineeringorganization.Theseitemsshouldbeaddressedinthepurchaseorderorthecontract.NOTE1—ThedigitalreferenceimagesareavailablefromASTMInternationalHeadquarters.OrdernumberRRE2669.Eachofthedigitalreferenceimagescontainanimageofastepwedgeandtwoduplex-wiregauges.RefertoPracticeE2002forwirepairdetails.1.5Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.6Thesedigitalreferenceimagesarenotintendedtoillustratethetypesordegreesofdisconti...
