Designation:G119−09StandardGuideforDeterminingSynergismBetweenWearandCorrosion1ThisstandardisissuedunderthefixeddesignationG119;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thisguidecoversandprovidesameansforcomputingtheincreasedwearlossrateattributedtosynergismorinterac-tionthatmayoccurinasystemwhenbothwearandcorrosionprocessescoexist.Theguideappliestosystemsinliquidsolutionsorslurriesanddoesnotincludeprocessesinagas/solidsystem.1.2Thisguideappliestometallicmaterialsandcanbeusedinagenericsensewithanumberofwear/corrosiontests.ItisnotrestrictedtousewithapprovedASTMtestmethods.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2G3PracticeforConventionsApplicabletoElectrochemicalMeasurementsinCorrosionTestingG5ReferenceTestMethodforMakingPotentiostaticandPotentiodynamicAnodicPolarizationMeasurementsG15TerminologyRelatingtoCorrosionandCorrosionTest-ing(Withdrawn2010)3G40TerminologyRelatingtoWearandErosionG59TestMethodforConductingPotentiodynamicPolariza-tionResistanceMeasurementsG102PracticeforCalculationofCorrosionRatesandRe-latedInformationfromElectrochemicalMeasurements3.Terminology3.1Definitions—Forgeneraldefinitionsrelatingtocorro-sionseeTerminologyG15.FordefinitionsrelatingtowearseeTerminologyG40.3.2DefinitionsofTermsSpecifictoThisStandard:3.2.1cathodicprotectioncurrentdensity,icp—theelectricalcurrentdensityneededduringthewear/corrosionexperimenttomaintainthespecimenatapotentialwhichisonevoltcathodictotheopencircuitpotential.3.2.2corrosioncurrentdensity,icor—thecorrosioncurrentdensitymeasuredbyelectrochemicaltechni...
