ASTM-E709-14

Designation:E709−14StandardGuideforMagneticParticleTesting1ThisstandardisissuedunderthefixeddesignationE709;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ThisstandardhasbeenapprovedforusebyagenciesoftheU.S.DepartmentofDefense.1.Scope*1.1Thisguide2coverstechniquesforbothdryandwetmagneticparticletesting,anondestructivemethodfordetect-ingcracksandotherdiscontinuitiesatornearthesurfaceinferromagneticmaterials.Magneticparticletestingmaybeappliedtorawmaterial,semifinishedmaterial(billets,blooms,castings,andforgings),finishedmaterialandwelds,regardlessofheattreatmentorlackthereof.Itisusefulforpreventivemaintenancetesting.1.1.1Thisguideisintendedasareferencetoaidinthepreparationofspecifications/standards,proceduresandtech-niques.1.2Thisguideisalsoareferencethatmaybeusedasfollows:1.2.1Toestablishameansbywhichmagneticparticletesting,proceduresrecommendedorrequiredbyindividualorganizations,canbereviewedtoevaluatetheirapplicabilityandcompleteness.1.2.2Toaidintheorganizationofthefacilitiesandperson-nelconcernedinmagneticparticletesting.1.2.3Toaidinthepreparationofproceduresdealingwiththeexaminationofmaterialsandparts.Thisguidedescribesmagneticparticletestingtechniquesthatarerecommendedforagreatvarietyofsizesandshapesofferromagneticmaterialsandwidelyvaryingexaminationrequirements.Sincetherearemanyacceptabledifferencesinbothprocedureandtechnique,theexplicitrequirementsshouldbecoveredbyawrittenprocedure(seeSection21).1.3Thisguidedoesnotindicate,suggest,orspecifyaccep-tancestandardsforparts/piecesexaminedbythesetechniques.Itshouldbepointedout,however,thatafterindicationshavebeenproduced,theymustbeinterpretedorclassifiedandthenevaluated.Forthispurposethereshouldbeaseparatecode,specification,oraspecificagreementtodefinethetype,size,location,degreeofalignmentandspacing,areaconcentration,andorientationofindicationsthatareunacceptableinaspecificpartversusthosewhichneednotberemovedbeforepartacceptance.Conditionswherereworkorrepairisnotpermittedshouldbespecified.1.4Thisguidedescribestheuseofthefollowingmagneticparticlemethodtechniques.1.4.1Drymagneticpowder(see8.4),1.4.2Wetmagneticparticle(see8.5),1.4.3Magneticslurry/paintmagneticparticle(see8.5.7),and1.4.4Polymermagneticparticle(see8.5.8).1.5PersonnelQualification—Personnelperformingexami-nationsinaccordancewiththisguideshouldbequalifiedandcertifiedinaccordancewithASNTRecommendedPracticeNo.SNT-TC-1A,ANSI/ASNTStandardCP-189,NAS410,orasspecifiedinthecontractorpurchaseorder.1.6NondestructiveTestingAgency—IfanondestructivetestingagencyasdescribedinPracticeE543isusedtoperformtheexamination,thenondestructivetestingagencyshouldmeettherequirementsofPracticeE543.1.7Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.8Warning:Mercuryhasbeendesignatedbymanyregu-latoryagenciesasahazardousmaterialthatcancauseseriousmedicalissues.Mercury,oritsvapor,hasbeendemonstratedtobehazardoustohealthandcorrosivetomaterials.Cautionshouldbetakenwhenhandlingmercuryandmercurycontain-ingproducts.SeetheapplicableproductSafetyDataSheet(SDS)foradditionalinformation.Usersshouldbeawarethatsellingmercuryand/ormercurycontainingproductsintoyourstateorcountrymaybeprohibitedbylaw.1.9Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.1ThisguideisunderthejurisdictionofASTMCommitteeE07onNondestruc-tiveTestingandisthedirectresponsibilityofSubcommitteeE07.03onLiquidPenetrantandMagneticParticleMethods.CurrenteditionapprovedMarch1,2014.PublishedApril2014.Originallyapprovedin1980.Lastpreviouseditionapprovedin2008asE709-08.DOI:10.1520/E0709-14.2ForASMEBoilerandPressureVesselCodeApplicationsseerelatedGuideSE-709inSectionIIofthatCode.*ASummaryofChangessectionappearsattheendofthisstandardCopyright©ASTMInternational,100BarrHarborDrive,POBoxC700,WestConshohocken,PA19428-2959.UnitedStates1CopyrightbyASTMInt'l(allrightsreserved);ThuJun1223:14:29EDT2014Downloaded/printedbyUniversityofScience&TechnologyBeijing(UniversityofScienceAFFILIATIONTechnologyBeijing)pursuanttoLicenseAgreement.Nofurtherreproductionsauthorized.2.ReferencedDocuments2.1ASTMStandards:3D93TestMethodsforFlashPointbyPensky-MartensClosedCupTesterD445TestMethodforKinematicViscosityofTransparentandOpaqueLiquids(andCalculationofDynamicViscos-ity)E165/E165MPracticeforLiquidPenetrantExaminationforGeneralIndustryE543SpecificationforAgenciesPerformingNondestructiveTestingE1316TerminologyforNondestructiveExaminationsE1444/E1444MPracticeforMagneticParticleTesting2.2SocietyofAutomotiveEngineers(SAE):AerospaceMa-terialsSpecifications:4AMS2300PremiumAircraftQualitySteelCleanliness