ASTM_E_1473_-_16.pdf

Designation:E147316Standard Test Methods forChemical Analysis of Nickel,Cobalt and High-TemperatureAlloys1This standard is issued under the fixed designation E1473;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 These test methods describe the chemical analysis ofnickel,cobalt and high-temperature alloys having chemicalcompositions within the following limits:ElementComposition Range,%Aluminum0.005to7.00Beryllium0.001to0.05Boron0.001to1.00Calcium0.002to0.05Carbon0.001to1.10Chromium0.10to33.00Cobalt0.10to75.00Copper0.01to35.00Iron0.01to50.00Lead0.001to0.01Magnesium0.001to0.05Manganese0.01to3.0Molybdenum0.01to30.0Niobium(Columbium)0.01to6.0Nickel0.10to98.0Nitrogen0.001to0.20Phosphorus0.002to0.08Sulfur0.002to0.10Silicon0.01to5.00Tantalum0.005to1.00Tin0.002to0.10Titanium0.01to5.00Tungsten0.01to18.00Vanadium0.01to3.25Zinc0.001to0.01Zirconium0.01to2.501.2 The test methods in this standard are contained in thesections indicated as follows:Aluminum,Total by the 8-Quinolinol Gravimetric Method(0.20%to 7.00%)53 to 60Chromium by the Atomic Absorption Method(0.018%to 1.00%)91 to 100Chromium by the Peroxydisulfate OxidationTitration Method(0.10%to 33.00%)101 to 109Cobalt by the Ion-Exchange-Potentiometric Titration Method(2%to 75%)25 to 32Cobalt by the Nitroso-R-Salt Spectrophotometric Method(0.10%to 5.0%)33 to 42Copper by Neocuproine Spectrophotometric Method(0.010%to 10.00%)43 to 52Iron by the Silver Reduction Titrimetric Method(1.0%to 50.0%)118 to 125Manganese by the Metaperiodate Spectrophotometric Method(0.05%to 2.00%)8 to 17Molybdenum by the Ion Exchange8-HydroxyquinolineGravimetric Method(1.5%to 30%)110 to 117Molybdenum by the Spectrophotometric Method(0.01%to 1.50%)79 to 90Nickel by the Dimethylglyoxime Gravimetric Method(0.1%to 84.0%)61 to 68Niobium by the Ion ExchangeCupferron Gravimetric Method(0.5%to 6.0%)126 to 133Silicon by the Gravimetric Method(0.05%to 5.00%)18 to 24Tantalum by the Ion ExchangePyrogallol SpectrophotometricMethod(0.03%to 1.0%)134 to 142Tin by the Solvent Extraction-Atomic Absorption Method(0.002%to 0.10%)69 to 781.3 Other test methods applicable to the analysis of nickelalloys that may be used in lieu of or in addition to this methodare Test Methods E1019,E1834,E1835,E1917,E1938,E2465,E2594,E2823.1.4 Some of the composition ranges given in 1.1 are toobroad to be covered by a single method,and therefore,thesetest methods contain multiple methods for some elements.Theuser must select the proper test method by matching theinformation given in the scope and interference sections ofeach test method with the composition of the alloy to beanalyzed.1.5 The values stated in SI units are to be regarded asstandard.1.6 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It is theresponsibility of the user of this standard to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.Specific hazard1These test methods are under the jurisdiction of ASTM Committee E01 onAnalytical Chemistry for Metals,Ores,and Related Materials and are the directresponsibility of Subcommittee E01.08 on Ni and Co and High TemperatureAlloys.Current edition approved April 1,2016.Published May 2016.Originallyapproved in 1992.Last previous edition approved in 2009 as E1473 09.DOI:10.1520/E1473-16.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 statements are given in Section 7 and in 13.4,15.1.1,15.1.2,21.2,22.5,57.3,114.5,115.4,130.4,130.5,138.5,and 138.6.2.Referenced Documents2.1 ASTM Standards:2D1193 Specification for Reagent WaterE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE50 Practices for Apparatus,Reagents,and Safety Consid-erations for Chemical Analysis of Metals,Ores,andRelated MaterialsE60 Practice for Analysis of Metals,Ores,and RelatedMaterials by SpectrophotometryE135 Terminology Relating to Analytical Chemistry forMetals,Ores,and Related MaterialsE173 Practice for Conducting Interlaboratory Studies ofMethods for Chemical Analysis of Metals(Withdrawn1998)3E350 Test Methods for Chemical Analysis of Carbon Steel,Low-Alloy Steel,Silicon Electrical Steel,Ingot Iron,andWrought IronE351 Test Methods for ChemicalAnalysis of Cast IronAllTypesE352 Test Methods for ChemicalAnalysis of Tool Steels andOther Similar Medium-and High-Alloy SteelsE353 Test Methods for Chemical Analysis of Stainless,Heat-Resisting,Maraging,and Other Similar Chromium-Nickel-Iron AlloysE354 Test Methods for Chemical Analysis of High-Temperature,Electrical,Magnetic,and Other Similar Iron,Nickel,and Cobalt AlloysE882 Guide for Accountability and Quality Control in theChemical