ASTM E415-2017 red 0000 Standard Test Method for Analysis of Carbon and Low-Alloy Steel by Spark Atomic Emission Spectrometry《采用火花原子发射光谱法分析碳素和低合金钢的标准试验方法》.pdf
《ASTM E415-2017 red 0000 Standard Test Method for Analysis of Carbon and Low-Alloy Steel by Spark Atomic Emission Spectrometry《采用火花原子发射光谱法分析碳素和低合金钢的标准试验方法》.pdf》由会员分享,可在线阅读,更多相关《ASTM E415-2017 red 0000 Standard Test Method for Analysis of Carbon and Low-Alloy Steel by Spark Atomic Emission Spectrometry《采用火花原子发射光谱法分析碳素和低合金钢的标准试验方法》.pdf(12页珍藏版)》请在麦多课文档分享上搜索。
1、Designation: E415 15E415 17Standard Test Method forAnalysis of Carbon and Low-Alloy Steel by Spark AtomicEmission Spectrometry1This standard is issued under the fixed designation E415; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision
2、, 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 covers the simultaneous determination of 21 alloying and residual elements in carbon an
3、d low-alloy steelsby spark atomic emission vacuum spectrometry in the mass fraction ranges shown Note 1.ElementComposition Range, %ApplicableRange,Mass Fraction%AQuantitative Range,Mass Fraction %BAluminum 0 to 0.093 0.006 to 0.093Antimony 0 to 0.027 0.006 to 0.027Arsenic 0 to 0.1 0.003 to 0.1Boron
4、0 to 0.007 0.0004 to 0.007Calcium 0 to 0.003 0.002 to 0.003Carbon 0 to 1.1 0.02 to 1.1Chromium 0 to 8.2 0.007 to 8.14Cobalt 0 to 0.20 0.006 to 0.20Copper 0 to 0.5 0.006 to 0.5Manganese 0 to 2.0 0.03 to 2.0Molybdenum 0 to 1.3 0.007 to 1.3Nickel 0 to 5.0 0.006 to 5.0Niobium 0 to 0.12 0.003 to 0.12Nitr
5、ogen 0 to 0.015 0.01 to 0.055Phosphorous 0 to 0.085 0.006 to 0.085Silicon 0 to 1.54 0.02 to 1.54Sulfur 0 to 0.055 0.001 to 0.055Tin 0 to 0.061 0.005 to 0.061Titanium 0 to 0.2 0.001 to 0.2Vanadium 0 to 0.3 0.003 to 0.3Zirconium 0 to 0.05 0.01 to 0.05A Applicable range in accordance with Guide E1763 f
6、or results reported in accordance with Practice E1950.B Quantitative range in accordance with Practice E1601.NOTE 1The mass fraction ranges of the elements listed have been established through cooperative testing2 of reference materials.1.2 This test method covers analysis of specimens having a diam
7、eter adequate to overlap and seal the bore of the spark standopening. The specimen thickness can vary significantly according to the design of the spectrometer stand, but a thickness between10 mm and 38 mm has been found to be most practical.1.3 This test method covers the routine control analysis i
8、n iron and steelmaking operations and the analysis of processedmaterial. It is designed for chill-cast, rolled, and forged specimens. Better performance is expected when reference materials andspecimens are of similar metallurgical condition and composition. However, it is not required for all appli
9、cations of this standard.1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibilityof the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatorylimitations prior
10、 to use.1 This test method is under the jurisdiction of ASTM Committee E01 on Analytical Chemistry for Metals, Ores, and Related Materials and is the direct responsibility ofSubcommittee E01.01 on Iron, Steel, and Ferroalloys.Current edition approved Nov. 15, 2015May 15, 2017. Published March 2016Ju
11、ne 2017. Originally approved in 1971. Last previous edition approved in 20142015 asE415 14.E415 15. DOI: 10.1520/E0415-15.2 Supporting data have been filed at ASTM International Headquarters and may be obtained by requesting Research Report RR:E01-1122. Contact ASTM CustomerService at serviceastm.or
12、g.This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Becauseit may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior e
13、ditions as appropriate. In all cases only the current versionof the standard as published by ASTM is to be considered the official document.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States11.5 This international standard was developed
14、in accordance with internationally recognized principles on standardizationestablished in the Decision on Principles for the Development of International Standards, Guides and Recommendations issuedby the World Trade Organization Technical Barriers to Trade (TBT) Committee.2. Referenced Documents2.1
15、 ASTM Standards:3E29 Practice for Using Significant Digits in Test Data to Determine Conformance with SpecificationsE135 Terminology Relating to Analytical Chemistry for Metals, Ores, and Related MaterialsE305 Practice for Establishing and Controlling Atomic Emission Spectrochemical Analytical Curve
16、sE350 Test Methods for Chemical Analysis of Carbon Steel, Low-Alloy Steel, Silicon Electrical Steel, Ingot Iron, and WroughtIronE406 Practice for Using Controlled Atmospheres in Spectrochemical AnalysisE1019 Test Methods for Determination of Carbon, Sulfur, Nitrogen, and Oxygen in Steel, Iron, Nicke
17、l, and Cobalt Alloys byVarious Combustion and Fusion TechniquesE1329 Practice for Verification and Use of Control Charts in Spectrochemical AnalysisE1601 Practice for Conducting an Interlaboratory Study to Evaluate the Performance of an Analytical MethodE1763 Guide for Interpretation and Use of Resu
18、lts from Interlaboratory Testing of Chemical Analysis Methods (Withdrawn2015)4E1806 Practice for Sampling Steel and Iron for Determination of Chemical CompositionE1950 Practice for Reporting Results from Methods of Chemical AnalysisE2972 Guide for Production, Testing, and Value Assignment of In-Hous
19、e Reference Materials for Metals, Ores, and OtherRelated Materials2.2 Other ASTM DocumentsASTM MNL 7 Manual on Presentation of Data and Control Chart Analysis53. Terminology3.1 For definitions of terms used in this test method, refer to TerminologyE135.4. Summary of Test Method4.1 A capacitor discha
20、rge is produced between the flat, ground surface of the disk specimen and a conically shaped electrode.The discharge is terminated at a predetermined intensity time integral of a selected iron line, or at a predetermined time, and therelative radiant energies of the analytical lines are recorded. Th
21、e most sensitive lines of arsenic, boron, carbon, nitrogen,phosphorus, sulfur, and tin lie in the vacuum ultraviolet region. The absorption of the radiation by air in this region is overcomeby evacuating the spectrometer or by use of a vacuum ultraviolet (VUV) transparent gas and flushing the spark
22、chamber withargon.5. Significance and Use5.1 This test method for the spectrometric analysis of metals and alloys is primarily intended to test such materials forcompliance with compositional specifications. It is assumed that all who use this test method will be analysts capable of performingcommon
23、 laboratory procedures skillfully and safely. It is expected that work will be performed in a properly equipped laboratory.6. Apparatus6.1 Sampling Devices:6.1.1 Refer to Practice E1806 for devices and practices to sample liquid and solid iron and steel.6.2 Excitation Source, capable of providing el
24、ectrical parameters to spark a sample. See 11.1 for details.6.3 Spark Chamber, automatically flushed with argon. The spark chamber shall be mounted directly on the spectrometer andshall be provided with a spark stand to hold a flat specimen and a lower counter electrode of rod form.6.3.1 Follow the
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