ASTM_D_6514_-_03_2019e1.pdf

Designation:D651403(Reapproved 2019)1Standard Test Method forHigh Temperature Universal Oxidation Test for Turbine Oils1This standard is issued under the fixed designation D6514;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.1NOTEEditorially updated Footnote 5 in February 2020.1.Scope1.1 This test method covers a procedure for evaluating theoxidation of inhibited lubricants in the presence of air,copper,and iron metals.1.2 This test method was developed and is used to evaluatethe high temperature oxidation stability and deposit formingtendency of oils for steam and gas turbines.It has been used fortesting other lubricants made with mineral oil and syntheticbasestocks for compressors,hydraulic pumps,and otherapplications,but these have not been used in cooperativetesting.1.3 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 use.It is theresponsibility of the user of this standard to establish appro-priate safety,health,and environmental practices and deter-mine the applicability of regulatory limitations prior to use.Identified hazardous chemicals are listed in Section 7.Beforeusing this test method,refer to suppliers safety labels,MaterialSafety Data Sheets and other technical literature.1.5 This international standard was developed in accor-dance with internationally recognized principles on standard-ization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade(TBT)Committee.2.Referenced Documents2.1 ASTM Standards:2A510 Specification for General Requirements for Wire Rodsand Coarse Round Wire,Carbon Steel(Metric)A0510_A0510MB1 Specification for Hard-Drawn Copper WireD445 Test Method for Kinematic Viscosity of Transparentand Opaque Liquids(and Calculation of Dynamic Viscos-ity)D664 Test Method for Acid Number of Petroleum Productsby Potentiometric TitrationD943 Test Method for Oxidation Characteristics of InhibitedMineral OilsD974 Test Method for Acid and Base Number by Color-Indicator TitrationD3339 Test Method forAcid Number of Petroleum Productsby Semi-Micro Color Indicator TitrationD4057 Practice for Manual Sampling of Petroleum andPetroleum ProductsD4871 Guide for Universal Oxidation/Thermal StabilityTest ApparatusD5846 Test Method for Universal Oxidation Test for Hy-draulic and Turbine Oils Using the Universal OxidationTest Apparatus2.2 British Standards:3BS 1829 Specification for Carbon Steel,alternate to Speci-fication A5102.3 Institute of Petroleum Standard:4IP 2546 Practice for Sampling of Petroleum Products;Alter-nate to Practice D40572.4 ASTM Adjunct5Oxidation Cell Varnish Standard3.Terminology3.1 Definitions of Terms Specific to This Standard:1This test method is under the jurisdiction of ASTM Committee D02 onPetroleum Products,Liquid Fuels,and Lubricants and is the direct responsibility ofD02.09.0C on Oxidation of Turbine Oils.Current edition approved May 1,2019.Published July 2019.Originally approvedin 2000.Last previous edition approved in 2014 as D6514 03(2014).DOI:10.1520/D6514-03R19E01.2For 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.3Available from British Standards Institution(BSI),389 Chiswick High Rd.,London W4 4AL,U.K.,http:/.4Available from Energy Institute,61 New Cavendish St.,London,W1G 7AR,U.K.,http:/www.energyinst.org.5Available from ASTM International Headquarters.Order Adjunct No.ADJD6514-E-PDF.Names of suppliers in the United Kingdom can be obtainedfrom the Institute of Petroleum.Two master standards are held by the IP forreference.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United StatesThis international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade(TBT)Committee.3.1.1 Universal Oxidation Testthe apparatus and proce-dures described in Guide D4871.4.Summary of Test Method4.1 After determining the viscosity at 40 C and acidnumber of a sample,a test specimen is stressed at 155 C for96 h.After cooling,the test specimen is vacuum filtered for thedetermination of the total insolubles formed during the test.Total insolubles are reported as low,medium,or high.4.2 The viscosity and the ac