CHARACTERIZATIONANDDETERMINATIONOFEROSIONRESISTANCEAsymposiumpresentedattheSeventy-secondAnnualMeetingAMERICANSOCIETYFORTESTINGANDMATERIALSAtlanticCity,N.J.,22-27June1969ASTMSPECIALTECHNICALPUBLICATION474Listprice$28.75~lj~AMERICANSOCIETYFORTESTINGANDMATERIALS1916RaceStreet,Philadelphia,Pa.19103(~)BYAMERICANSOCIETYFORTESTINGAND]V[ATERIALS1970LibraryofCongressCatalogCardNumber:72-108625ISBN0-8031-0063-9NOTETheSocietyisnotresponsible,asabody,forthestatementsandopinionsadvancedinthispublication.PrintedinBaltimore,Md.October1970ForewordThispublicationisacollectionofmostofthepaperspresentedattheSymposiumonCharacterizationandDeterminationofErosionResistance,organizedbyCommitteeG-2onErosionbyCavitationorImpingementinco-operationwiththeU.S.OfficeofNavalResearch,attheSeventy-secondAnnualMeetingoftheAmericanSocietyforTestingandMaterialsheldatAtlanticCity,N.J.,22-27June1969.AThiruvengadam,Hydro-nauticsInc.,nowatCatholicUniversityofAmerica,presidedaschairmanofthesymposium,andF.J.Heyman,WestinghouseElectricCorp.,pre-sidedasco-chairmanofthesymposium.ThreeofthepaperspresentedatthissymposiumhavebeenpublishedinotherASTMpublicationsasfollows:"SurfaceDamagefromHighVelocityFlowofLithium"byL.G.Haysand"DynamicResponseandAdhesionFailuresofRainErosionResistantCoatings"byA.F.CormandA.Thiruvengadam,JournalofMaterials,Vol.5,No.3,Sept.1970;and"ASTMRound-RobinTestwithVibratoryCavitationandLiquidImpactFacilitiesof6061-T6511AluminumAlloys,316StainlessSteel,andCommerciallyPureNickel"byC.Chao,F.G.Hammitt,C.L.Kling,T.M.Mitchell,andD.O.Rogers,MaterialsResearch&Standards,Vol.10,No.10,Oct.1970.Theythereforedonotappearinthisvolume.RelatedASTMPublicationsErosionbyCavitationorImpingement,STP408(1967),$20.00ContentsIntroduction1CavitationandImpactErosion--Concepts,Correlations,Controversies--PHILLIPEISENBERG3Discussion26EnvironmentallyControlledCavitationTest(ImprovementsinaCavitatingFilmErosionTest)--J.M.HOBBSANDD.RACHMAN29Discussion47CavitationDamageMechanismandItsCorrelationtoPhysicalPropertiesofMate...