ASTM_D_5797_-_15.pdf

Designation:D579715Standard Specification forFuel Methanol(M70-M85)for Automotive Spark-IgnitionEngines1This standard is issued under the fixed designation D5797;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 specification covers a fuel blend,nominally 70 to85 volume%methanol and 30 to 14 volume%hydrocarbonsfor use in ground vehicles with automotive spark-ignitionengines.Appendix X1 discusses the significance of the prop-erties specified.Appendix X2 presents the current status in thedevelopment of a luminosity test procedure for M70-M85.1.2 The values stated in SI units are to be regarded as thestandard.The values given in parentheses are for informationonly.1.3 The following precautionary caveat pertains only to thetest method portionsAnnex A1,Annex A2,Annex A3,andAppendix X2 of this specification.This standard does notpurport to address all of the safety concerns,if any,associatedwith its use.It is the responsibility of the user of this standardto establish appropriate safety and health practices anddetermine the applicability of regulatory limitations prior touse.2.Referenced Documents2.1 ASTM Standards:2,3D86 Test Method for Distillation of Petroleum Products atAtmospheric PressureD130 Test Method for Corrosiveness to Copper from Petro-leum Products by Copper Strip TestD381 Test Method for Gum Content in Fuels by Jet Evapo-rationD512 Test Methods for Chloride Ion In WaterD525 Test Method for Oxidation Stability of Gasoline(In-duction Period Method)D872 Test Method for Test for Sulfonation Index of RoadTars(Withdrawn 1991)4D1193 Specification for Reagent WaterD1266 Test Method for Sulfur in Petroleum Products(LampMethod)D1613 Test Method for Acidity in Volatile Solvents andChemical Intermediates Used in Paint,Varnish,Lacquer,and Related ProductsD2622 Test Method for Sulfur in Petroleum Products byWavelength Dispersive X-ray Fluorescence SpectrometryD3120 Test Method for Trace Quantities of Sulfur in LightLiquid Petroleum Hydrocarbons by Oxidative Microcou-lometryD3231 Test Method for Phosphorus in GasolineD4057 Practice for Manual Sampling of Petroleum andPetroleum ProductsD4175 Terminology Relating to Petroleum,PetroleumProducts,and LubricantsD4177 Practice for Automatic Sampling of Petroleum andPetroleum ProductsD4306 Practice for Aviation Fuel Sample Containers forTests Affected by Trace ContaminationD4307 Practice for Preparation of Liquid Blends for Use asAnalytical StandardsD4626 Practice for Calculation of Gas ChromatographicResponse FactorsD4814 Specification for Automotive Spark-Ignition EngineFuelD4815 Test Method for Determination of MTBE,ETBE,TAME,DIPE,tertiary-Amyl Alcohol and C1to C4Alco-hols in Gasoline by Gas ChromatographyD4929 Test Methods for Determination of Organic ChlorideContent in Crude OilD4953 Test Method for Vapor Pressure of Gasoline andGasoline-Oxygenate Blends(Dry Method)D5059 Test Methods for Lead in Gasoline by X-Ray Spec-troscopyD5190 Test Method for Vapor Pressure of Petroleum Prod-ucts(Automatic Method)(Withdrawn 2012)41This specification is under the jurisdiction of ASTM Committee D02 onPetroleum Products,Liquid Fuels,and Lubricants and is under the direct responsi-bility of Subcommittee D02.A0.02 on Oxygenated Fuels and Components.Current edition approved Oct.1,2015.Published October 2015.Originallyapproved in 1995.Last previous edition approved in 2013 as D5797 13.DOI:10.1520/D5797-15.2Reference to the following documents is to be the latest issue unless otherwisespecified.3For 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.4The last approved version of this historical standard is referenced onwww.astm.org.*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 States1 D5191 Test Method for Vapor Pressure of Petroleum Prod-ucts(Mini Method)D5453 Test Method for Determination of Total Sulfur inLight Hydrocarbons,Spark Ignition Engine Fuel,DieselEngine Fuel,and Engine Oil by Ultraviolet FluorescenceD5854 Practice for Mixing and Handling of Liquid Samplesof Petroleum and Petroleum ProductsD7757 Test Method for Silicon in Gasoline and RelatedProducts by Monochromatic Wavelength DispersiveX-ray Fluorescence SpectrometryE203 Test Method for Water Using Volumetric Karl FischerTitrationE355 Practice for Gas Chromatography Terms and Relation-shipsE1145 Specification for Denatured Ethyl Alcohol,Formula3a(Withdrawn 1993)43.Terminology3.1 For general terminology,refer to Terminology D4175.3.2 Definitions:3.2.1 finished fuel,na homoge