Designation:A99−03(Reapproved2014)StandardSpecificationforFerromanganese1ThisstandardisissuedunderthefixeddesignationA99;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thisspecificationcoverstengradesofferromanganese,designatedasfollows:StandardferromanganeseGradeAGradeBGradeCMedium-carbonferromanganeseGradesA,B,C,andDNitridedLow-carbonferromanganeseGradeAGradeB1.2Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.2.ReferencedDocuments2.1ASTMStandards:2A1025/A1025MSpecificationforFerroalloysandOtherAl-loyingMaterials,GeneralRequirementsE11SpecificationforWovenWireTestSieveClothandTestSieves3.GeneralConditionsforDelivery3.1MaterialsfurnishedtothisspecificationshallconformtotherequirementsofSpecificationA1025/A1025M,includinganysupplementaryrequirementsthatareindicatedinthepurchaseorder.Failuretocomplywiththegeneralrequire-mentsofSpecificationA1025/A1025Mconstitutesnonconfor-mancewiththisspecification.IncaseofconflictbetweentherequirementsofthisspecificationandSpecificationA1025/A1025M,thisspecificationshallprevail.4.ChemicalComposition4.1ThematerialshallconformtotherequirementsastochemicalcompositionspecifiedinTable1.4.2Themanufacturershallfurnishananalysisofeachshipmentshowingthepercentageofeachelementspecified..5.Size5.1ThevariousgradesareavailableinsizesaslistedinTable2.5.2ThesizesandfriabilityratingslistedinTable2aretypicalasshippedfromthemanufacturer’splant.Thesealloysexhibitvaryingdegreesoffriability;therefore,someattritionmaybeexpectedintransit,storage,andhandling.Acodesystemhasbeendeveloped.Therefore,forthispurpose,anumberratingforeachproducttypeisshowninthelastcolumnofTable2.Definitionsapplicabletothesecodenum...
