ASTM_E_2209_-_13.pdf

Designation:E220913Standard Test Method forAnalysis of High Manganese Steel by Spark AtomicEmission Spectrometry1This standard is issued under the fixed designation E2209;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This test method provides for the analysis of highmanganese steel by spark atomic emission spectrometry for thefollowing elements in the ranges shown:ElementsConposition Range,%Aluminum(Al)0.02 to 0.15Carbon(C)0.3 to 1.4Chromium(Cr)0.25 to 2.00Manganese(Mn)8.0 to 16.2Molybdenum(Mo)0.03 to 2.0Nickel(Ni)0.05 to 4.0Phosphorus(P)0.025 to 0.06Silicon(Si)0.25 to 1.5NOTE1The ranges represent the actual levels at which this methodwas tested.2These composition ranges can be extended to highercompositions by the use of suitable reference materials.Sulfur is notincluded because differences in results between laboratories exceededacceptable limits at all analyte levels.1.2 This test method may involve hazardous materials,operations,and equipment.This standard does not purport toaddress all of the safety concerns,if any,associated with itsuse.It is the responsibility of the user of this standard toestablish appropriate safety and health practices and deter-mine the applicability of regulatory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:3A128/A128M Specification for Steel Castings,AusteniticManganeseE135 Terminology Relating to Analytical Chemistry forMetals,Ores,and Related MaterialsE305 Practice for Establishing and Controlling AtomicEmission Spectrochemical Analytical CurvesE353 Test Methods for Chemical Analysis of Stainless,Heat-Resisting,Maraging,and Other Similar Chromium-Nickel-Iron AlloysE406 Practice for Using Controlled Atmospheres in Spec-trochemical AnalysisE1019 Test Methods for Determination of Carbon,Sulfur,Nitrogen,and Oxygen in Steel,Iron,Nickel,and CobaltAlloys by Various Combustion and Fusion TechniquesE1059 Practice for Designating Shapes and Sizes of Non-graphite Counter Electrodes(Withdrawn 2013)4E1329 Practice for Verification and Use of Control Charts inSpectrochemical AnalysisE1601 Practice for Conducting an Interlaboratory Study toEvaluate the Performance of an Analytical MethodE1806 Practice for Sampling Steel and Iron for Determina-tion of Chemical Composition2.2 Other Document:ASTM MNL 7 ASTM Manual on Presentation of Data andControl Chart Analysis,8th Edition,2010.3.Terminology3.1 For definition of terms used in this method,refer toTerminology E135.4.Summary of Test Method4.1 A controlled discharge is produced between the flatsurface of the specimen and the counter electrode.The radiantenergies of selected analytical lines are converted into electri-cal energies by photomultiplier tubes and stored on capacitors.This discharge is terminated after a fixed integration time.Atthe end of the exposure period,the charge on each capacitor ismeasured and converted to mass fraction percent.5.Significance and Use5.1 The chemical composition of high manganese steelalloys must be determined accurately to ensure the desiredmetallurgical properties.This procedure is suitable for manu-facturing control and inspection testing.1This test method is under the jurisdiction of ASTM Committee E01 onAnalytical Chemistry for Metals,Ores,and Related Materials and is the directresponsibility of Subcommittee E01.01 on Iron,Steel,and Ferroalloys.Current edition approved Nov.15,2013.Published January 2013.Originallyapproved in 2002.Last previous edition approved in 2009 as E2209 02(Reap-proved 2006)2.DOI:10.1520/E2209-13.2Supporting data have been filed at ASTM International Headquarters and maybe obtained by requesting Research Report RR:E01-1035.3For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.4The last approved version of this historical standard is referenced onwww.astm.org.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 6.Interferences6.1 Interferences may vary with spectrometer design andexcitation characteristics.Direct spectral interferences may bepresent on one or more of the wavelengths listed in a method.Frequently,these interferences may be determined and propercorrections made by the use of various reference materials.Thecomposition of the sample being analyzed should matchclosely the composition of one or more of the referencematerials used to prepare and control the calibration curve thatis employed.Alternatively,mathematical corrections may beused to solve for interelement effects.Various mathematicalcorrection procedures are commonly utilized.Any of these areacceptable that