ASTM_G_118_-_02_2015.pdf

Designation:G11802(Reapproved 2015)Standard Guide forRecommended Format of Wear Test Data Suitable forDatabases1This standard is issued under the fixed designation G118;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 guide covers and is intended to assist in theorganization of wear test data for the purpose of data storage incomputerized databases.It is meant to assist the user indeveloping databases for the purpose of data comparison andutilization.Data elements(fields)are described covering bothmaterials and wear test issues.2.Referenced Documents2.1 ASTM Standards:2E527 Practice for Numbering Metals and Alloys in theUnified Numbering System(UNS)E1314 Practice for Structuring Terminological Records Re-lating to Computerized Test Reporting and MaterialsDesignation Formats(Withdrawn 2000)3E1338 Guide for Identification of Metals and Alloys inComputerized Material Property DatabasesG40 Terminology Relating to Wear and ErosionG65 Test Method for Measuring Abrasion Using the DrySand/Rubber Wheel ApparatusG75 Test Method for Determination of Slurry Abrasivity(Miller Number)and Slurry Abrasion Response of Mate-rials(SAR Number)G77 Test Method for Ranking Resistance of Materials toSliding Wear Using Block-on-Ring Wear TestG83 Test Method for Wear Testing with a Crossed-CylinderApparatus(Withdrawn 2005)3G99 Test Method for Wear Testing with a Pin-on-DiskApparatusG105 Test Method for Conducting Wet Sand/Rubber WheelAbrasion TestsG115 Guide for Measuring and Reporting Friction Coeffi-cientsG132 Test Method for Pin Abrasion Testing2.2 ANSI Standard:B46.1.85 Surface Texture,Surface Roughness,Waviness43.Terminology3.1 DefinitionsFor definitions of some terms applicable tothis guide,see Practice E1314 and Terminology G40.3.2 Definitions of Terms Specific to This Standard:3.2.1 classmajor material class,for example,metal,ceramic,polymer,etc.3.2.2 common namename frequently given to a particularmaterial,for example,nylon.3.2.3 contact environmentterms describing the environ-ment at the contact,for example,atmosphere,humidity,gasespresent,and so forth.3.2.4 formmaterial form,for example,rod,sheet,and cast.3.2.5 gradedesignation given a material by a manufac-turer.3.2.6 hardnessusual methods for hardness determinationsinclude Rockwell C,Vickers,etc.Load should be specified.3.2.7 processing treatmentdescriptive phrase on the pro-cess method,for example,casting,hardening,and conditions,for example,time,temperature.3.2.8 specificationprecise statement of a set of require-ments to be satisfied by a material,promulgated by anorganization,for example,ASTM,SAE,etc.3.2.9 specimen shapeshape of the test specimen,forexample,block,pin.3.2.10 standard test specificationtest designation,that is,ASTM,SAE,etc.(Note that the test must conform to thestandard if so designated.)3.2.11 subclasssubdivisions of a class,for example,ferrous,boride,etc.1This guide is under the jurisdiction of ASTM Committee G02 on Wear andErosion and is the direct responsibility of Subcommittee G02.20 on Data Acquisi-tion in Tribosystems.Current edition approved May 1,2015.Published May 2015.Originallyapproved in 1993.Last previous edition approved in 2007 as G11802(2007).DOI:10.1520/G0118-02R15.2For 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.3The last approved version of this historical standard is referenced onwww.astm.org.4Available from American National Standards Institute(ANSI),25 W.43rd St.,4th Floor,New York,NY 10036,http:/www.ansi.org.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 4.Summary of Guide4.1 This guide specifies a set of fields that form the basis ofa format for organizing wear data for use in computerizeddatabases.Sufficient information is provided in this guide toenable the user to construct a database structure suitable for anintended application involving wear.A set of essential fields inthe database are identified.The user may also add or deletefields to customize the database format for any particularapplication.5.Significance and Use5.1 This guide can be used to facilitate categorizing weardata for insertion into a computerized database.This guideidentifies a set of essential data fields which should be providedfor all records,and also identifies additional optional datafields.This guide does not require the use of any particulardatabase format,nor does it endorse any particular computerdatabase software.5.2 Because of increased activity in building computerizeddatabases and the desire to encourage their uniformity andtherefore the ease o