ASTM_D_4539_-_17.pdf

Designation:D453917Standard Test Method forFilterability of Diesel Fuels by Low-Temperature Flow Test(LTFT)1This standard is issued under the fixed designation D4539;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.Scope*1.1 This test method covers estimating the filterability ofdiesel fuels in some automotive equipment at low tempera-tures.1.2 The values stated in SI units are to be regarded asstandard.No other units of measurement are included in thisstandard.1.3 WarningMercury has been designated by EPA andmany state agencies as a hazardous material that can causecentral nervous system,kidney,and liver damage.Mercury,orits vapor,may be hazardous to health and corrosive tomaterials.Caution should be taken when handling mercury andmercury-containing products.See the applicable product Ma-terial Safety Data Sheet(MSDS)for details and EPAs website(http:/www.epa.gov/mercury/faq.htm)for additional informa-tion.Users should be aware that selling mercury or mercury-containing products,or both,in your state may be prohibited bystate law.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.For specific warning statements,see 1.3,9.1,9.2.1,9.3,9.5,and Annex A1.1.5 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:2D97 Test Method for Pour Point of Petroleum ProductsD975 Specification for Diesel Fuel OilsD1655 Specification for Aviation Turbine FuelsD2500 Test Method for Cloud Point of Petroleum Productsand Liquid FuelsD3117 Test Method for Wax Appearance Point of DistillateFuels(Withdrawn 2010)3D3699 Specification for KerosineD4057 Practice for Manual Sampling of Petroleum andPetroleum ProductsD4177 Practice for Automatic Sampling of Petroleum andPetroleum ProductsD7962 Practice for Determination of Minimum ImmersionDepth and Assessment of Temperature Sensor Measure-ment DriftE1 Specification for ASTM Liquid-in-Glass ThermometersE644 Test Methods for Testing Industrial Resistance Ther-mometersE2251 Specification for Liquid-in-Glass ASTM Thermom-eters with Low-Hazard Precision LiquidsE2877 Guide for Digital Contact Thermometers2.2 Coordinating Research Council,Inc.CRC Report No.528 Diesel Fuel Low-Temperature Oper-ability Field Test42.3 Canadian General Standards Board:CAN/CGSB-3.0,No.14.01-M86,Low Temperature FlowTest(LTFT)for Diesel Fuels51This test method is under the jurisdiction of Committee D02 on PetroleumProducts,Liquid Fuels,and Lubricants and is the direct responsibility of Subcom-mittee D02.07 on Flow Properties.Current edition approved Dec.1,2017.Published January 2018.Originallyapproved in 1985.Last previous edition approved in 2016 as D4539 16.DOI:10.1520/D4539-17.2For 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 Coordinating Research Council,Inc.,219 Perimeter CenterParkway,Atlanta,GA 30346.5Available from CGSB Sales Centre,Ottawa,Canada K1A 1G6.*A Summary of Changes section appears at the end of this standardCopyright 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.1 NOTE1CAN/CGSB-3.0,No.140.1-M86 is essentially equivalent toTest Method D4539,but the differences in apparatus and procedures mayor may not yield different results.3.Terminology3.1 Definitions:3.1.1 digital contact thermometer(DCT),nan electronicdevice consisting of a digital display and associated tempera-ture sensing probe.3.1.1.1 DiscussionThis device consists of a temperaturesensor connected to a measuring instrument;this instrumentmeasures the temperature-dependent quantity of the sensor,computes the temperature from the measured quantity,andprovides a digital output.This digital output goes to a digitaldisplay and/or