Designation:E1417/E1417M−13StandardPracticeforLiquidPenetrantTesting1ThisstandardisissuedunderthefixeddesignationE1417/E1417M;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ThisstandardhasbeenapprovedforusebyagenciesoftheU.S.DepartmentofDefense.1.Scope*1.1Thispracticeestablishestheminimumrequirementsforconductingliquidpenetrantexaminationofnonporousmetal,andnonmetalcomponents.NOTE1—ThispracticereplacesMIL-STD-6866.1.2Thepenetrantexaminationprocessesdescribedinthispracticeareapplicabletoin-process,final,andmaintenance(in-service)examinations.Theseprocessesareapplicableforthedetectionofdiscontinuities,suchaslackoffusion,corrosion,cracks,laps,coldshuts,andporosity,thatareopenorconnectedtothesurfaceofthecomponentunderexamina-tion.1.3Cautionmustbeexercisedintheusageofelevatedtemperaturewithcomponentsmanufacturedfromthermoplas-ticmaterials.Also,somecleaners,penetrants,anddeveloperscanhaveadeleteriouseffectonnonmetallicmaterialssuchasplastics.Priortoexamination,testsshouldbeconductedtoensurethatnoneofthecleaningorexaminationmaterialsareharmfultothecomponentstobeexamined.1.4Units—ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.5Allareasofthispracticemaybeopentoagreementbetweenthecognizantengineeringorganizationandthesupplier,orspecificdirectionfromthecognizantengineeringorganization.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1Thef...
