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1、AEROSPACEAS4792REV.ASTANDARDIssued1993-01Revised2013-03SupersedingAS4792WaterConditioningAgentsforAqueousMagneticParticleInspectionRATIONALEAS4792ArevisesFluorescence(4.3)toupdatecancelledorwithdrawnstandards,andisaFiveYearReviewandupdateofthisstandard.1.SCOPE1.1T
2、hisSAEAerospaceStandard(AS)coverswaterconditioningagentsusedtofacilitateaqueouswet-methodmagneticparticleinspection.1.2Suchconditioningagents,inpowderorliquidform,providesuitablecorrosionprotection,wetting,andparticledispensabilitypropertieswhenmixedinwaterforappl
3、icationofmagneticparticlesonthesurfaceofanobjectformagneticparticleinspectionasdescribedinAMS3042,AMS3044,ASTME1444,andothers.1.3Waterconditioningagentscanconsistofvaryingcombinationsofsuchcomponentsasdispersants,surfactants,corrosioninhibitors,andanti-foamingagen
4、ts.Individualcomponentsmaybeaddedtothebathofasystemtodevelopspecificproperties.Theuserisreferredtothemanufactureroftheconditioningagenttodevelopthemostsuitablecombinationofingredientsfortheuser’srequirements.1.4Safety-HazardousMaterialsWhilethematerials,methods,ap
5、plications,andprocessesdescribedorreferencedinthisaerospacestandardmayinvolvetheuseofhazardousmaterials,thisaerospacestandardpracticedoesnotaddressthehazardswhichmaybeinvolvedinsuchuse.Itisthesoleresponsibilityoftheusertoensurefamiliaritywiththesafeandproperuseofa
6、nyhazardousmaterialsandtotakenecessaryprecautionarymeasurestoensurethehealthandsafetyofallpersonnelinvolved.2.APPLICABLEDOCUMENTSThefollowingpublicationsformapartofthisdocumenttotheextentspecifiedherein.ThelatestissueofSAEpublicationsshallapply.Theapplicableissueo
7、fotherpublicationsshallbetheissueineffectonthedateofthepurchaseorder.Intheeventofconflictbetweenthetextofthisdocumentandreferencescitedherein,thetextofthisdocumenttakesprecedence.Nothinginthisdocument,however,supersedesapplicablelawsandregulationsunlessaspecificex
8、emptionhasbeenobtained._________________________________________________________________________________________________________________________________
