1、Designation:E180609Standard Practice forSampling Steel and Iron for Determination of ChemicalComposition1This standard is issued under the fixed designation E1806;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revis
2、ion.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 practice covers the sampling of all grades of steel,both cast and wrought,and all types(grades)of cast irons andblast furnace ir
3、on for chemical and spectrochemical determi-nation of composition.This practice is similar to ISO 14284.1.2 This practice is divided into the following sections.SectionsRequirements for Sampling and Sample Preparation6General6.1Sample6.2Selection of a Sample6.3Preparation of a Sample6.4Liquid Iron f
4、or Steelmaking and Pig Iron Production7General7.1Spoon Sampling7.2Probe Sampling7.3Preparation of a Sample for Analysis7.4Liquid Iron for Cast Iron Production8General8.1Spoon Sampling8.2Probe Sampling8.3Preparation of a Sample for Analysis8.4Sampling and Sample Preparation for the Determination of8.
5、5Oxygen and HydrogenLiquid Steel for Steel Production9General9.1Probe Sampling9.2Spoon Sampling9.3Preparation of a Sample for Analysis9.4Sampling and Sample Preparation for the Determination9.5of OxygenSampling and Sample Preparation for the Determination9.6of HydrogenPig Irons10General10.1Increment
6、 Sampling10.2Preparation of a Sample for Analysis10.3Cast Iron Products11General11.1Sampling and Sample Preparation11.2SectionsSteel Products12General12.1Selection of a Laboratory Sample or a Sample for12.2Analysis from a Cast ProductSelection of a Laboratory Sample or a Sample for12.3Analysis from
7、a Wrought ProductPreparation of a Sample for Analysis12.4Sampling of Leaded Steel12.5Sampling and Sample Preparation for the Determination12.6of OxygenSampling and Sample Preparation for the Determination12.7of HydrogenKeywords13AnnexesSampling Probes for Use with Liquid Iron and SteelAnnex A1Sampli
8、ng Probes for Use with Liquid Steel for theAnnex A2Determination of Hydrogen1.3 The values stated in SI units are to be regarded asstandard.No other units of measurement are included in thisstandard.1.4 This standard does not purport to address all of thesafety concerns,if any,associated with its us
9、e.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.For specificstatements,see 6.4.3.5,9.4.4.3,and 12.5.1 as well as Section 5.2.Referenced Documents2.1 ASTM Standards:2A4
10、8/A48M Specification for Gray Iron CastingsA751 Test Methods,Practices,and Terminology for Chemi-cal Analysis of Steel ProductsE135 Terminology Relating to Analytical Chemistry forMetals,Ores,and Related MaterialsE415 Test Method for Atomic Emission Vacuum Spectro-metric Analysis of Carbon and Low-A
11、lloy SteelE1010 Practice for Preparation of Disk Specimens of Steel1This practice is under the jurisdiction of ASTM Committee E01 on AnalyticalChemistry for Metals,Ores,and Related Materials and is the direct responsibility ofSubcommittee E01.01 on Iron,Steel,and Ferroalloys.Current edition approved
12、 April 15,2009.Published May 2009.Originallyapproved in 1996.Last previous edition approved in 2006 as E1806 96(2006).DOI:10.1520/E1806-09.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume inf
13、ormation,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 and Iron for Spectrochemical Analysis by Remelting2.2 ISO Documents:ISO 9147 Pig ironsDefinition and classification3I
14、SO 14284 Steel and ironSampling and preparation ofsamples for the determination of chemical composition33.Terminology3.1 DefinitionsFor definitions of terms in this practice,refer to Terminology E135.3.2 Definitions of Terms Specific to This Standard:3.2.1 cast product,nitem of iron or steel which h
15、as notbeen subject to deformation,for example,an ingot,a semifinished product obtained by continuous casting,or a shapedcasting.3.2.2 consignment,nquantity of metal delivered at onetime.3.2.3 grinding,nmethod of preparing a sample of metalfor a spectrochemical method of analysis in which the surface
16、of the sample for analysis is abraded using an abrasive wheel.3.2.4 increment,nin sampling,a portion of material re-moved from a lot by a single operation.3.2.5 linishing,nmethod of preparing a sample of metalfor a spectrochemical method of analysis in which the surfaceof the sample for analysis is abraded using a rotating disk orcontinuous belt coated with an abrasive substance.3.2.6 lot,nin sampling,a collection of material regardedas a unit(see Specification A48/A48M).3.2.7 melt,nliquid metal
