1、Designation:D317615Standard Practice forUltimate Analysis of Coal and Coke1This standard is issued under the fixed designation D3176;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 in
2、dicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This practice covers the term ultimate analysis as it isapplied to the analysis of coal and coke.The informationderived is intended for the general utilization by
3、applicableindustries,to provide the basis for evaluation,beneficiation,orfor other purposes.1.2 The values stated in SI units are to be regarded asstandard.No other units of measurement are included in thisstandard.1.2.1 All percentages are percent mass fractions.1.3 This standard does not purport t
4、o 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.2.Referenced Documents2.1 ASTM Standards:2D346 Practic
5、e for Collection and Preparation of CokeSamples for Laboratory AnalysisD2013 Practice for Preparing Coal Samples for AnalysisD2234/D2234M Practice for Collection of a Gross Sampleof CoalD3172 Practice for Proximate Analysis of Coal and CokeD3173 Test Method for Moisture in the Analysis Sample ofCoal
6、 and CokeD3174 Test Method for Ash in the Analysis Sample of Coaland Coke from CoalD3302 Test Method for Total Moisture in CoalD4239 Test Method for Sulfur in the Analysis Sample ofCoal and Coke Using High-Temperature Tube FurnaceCombustionD4596 Practice for Collection of Channel Samples of Coalin a
7、 MineD5192 Practice for Collection of Coal Samples from CoreD5373 Test Methods for Determination of Carbon,Hydro-gen and Nitrogen inAnalysis Samples of Coal and Carbonin Analysis Samples of Coal and CokeD6609 Guide for Part-Stream Sampling of CoalD6883 Practice for Manual Sampling of Stationary Coal
8、from Railroad Cars,Barges,Trucks,or StockpilesD7430 Practice for Mechanical Sampling of CoalD7582 Test Methods for Proximate Analysis of Coal andCoke by Macro Thermogravimetric Analysis3.Terminology3.1 Definitions:3.1.1 ultimate analysisin the case of coal and coke,thedetermination of carbon,hydroge
9、n,nitrogen,and sulfur in thematerial,as found in the gaseous products of its completecombustion,the determination of ash in the material as awhole,and the calculation of oxygen by difference.NOTE1Moisture is not by definition a part of the ultimate analysis ofcoal or coke but must be determined in o
10、rder that analytical data may beconverted to bases other than that of the analysis sample.NOTE2Inasmuch as some coals contain mineral carbonates,andpractically all contain clay or shale containing combined water,a part ofthe carbon,hydrogen,and oxygen found in the products of combustionmay arise fro
11、m these mineral components.4.Significance and Use4.1 Summarizing the ash content and the content of theorganic constituents in a specific format under the heading,Ultimate Analysis,provides a convenient and uniform systemfor comparing coals or cokes.This tabulation used with that ofProximate Analysi
12、s(Practice D3172)permits cursory valuationof coals for use as fuel or in other carbonaceous processes andof cokes for metallurgical purpose.5.General Requirements5.1 Coal sample collection shall be in accordance with anyof the following Guides or Practices as appropriate:D7430,D2234/D2234M,D6609,D45
13、96,D5192,and D6883.5.2 For coal,sample preparations shall be in accordancewith Practices D2013 or D7430.The analysis sample shall bethe material pulverized to pass a 250 m(No.60)sieve inaccordance with Practice D2013.1This practice is under the jurisdiction of ASTM Committee D05 on Coal andCoke and
14、is the direct responsibility of Subcommittee D05.21 on Methods ofAnalysis.Current edition approved Jan.1,2015.Published January 2015.Originallyapproved in 1974.Last previous edition approved in 2009 as D317609.DOI:10.1520/D3176-15.2For referenced ASTM standards,visit the ASTM website,www.astm.org,or
15、contact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 5.3 Coke sampling and pre
16、paration shall be in accordancewith Practice D346.6.Specific Requirements6.1 Carbon,Hydrogen,andNitrogenThecarbon,hydrogen,and nitrogen determination shall be made in accor-dance with Test Method D5373.6.2 SulfurThe sulfur determination shall be made inaccordance with Test Methods D4239.6.3 AshThe ash determination shall be made in accor-dance with Test Methods D3174 or D7582.6.4 OxygenThere being no satisfactory direct ASTM testmethod for determining oxygen,it shall be calculated bysubtracting
