ASTM_D_849_-_15_2019e1.pdf

Designation:D84915(Reapproved 2019)1Standard Test Method forCopper Strip Corrosion by Industrial AromaticHydrocarbons1This standard is issued under the fixed designation D849;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.This standard has been approved for use by agencies of the U.S.Department of Defense.1NOTEEditorial corrections were made throughout in June 2019.1.Scope1.1 This test method covers the corrosiveness of industrialaromatic hydrocarbons to a copper strip.NOTE1For a similar copper strip test applicable to other petroleumproducts,see Test Method D130 and Test Method D1838.1.2 UnitsThe values stated in SI units are to be regardedas standard.No other units of measurement are included in thisstandard.1.3 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 hazard statements,see Section 8.1.4 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:2B152/B152M Specification for Copper Sheet,Strip,Plate,and Rolled BarD130 Test Method for Corrosiveness to Copper from Petro-leum Products by Copper Strip TestD1838 Test Method for Copper Strip Corrosion by LiquefiedPetroleum(LP)GasesD4790 Terminology of Aromatic Hydrocarbons and RelatedChemicalsD6809 Guide for Quality Control and Quality AssuranceProcedures for Aromatic Hydrocarbons and Related Ma-terials2.2 Other Documents:3OSHA Regulations,29 CFR paragraphs 1910.1000 and1910.12002.3 ASTM Adjuncts:ASTM Copper Strip Corrosion Standards(13 photo litho-graphed aluminum strips;includes Test Method D130)43.Terminology3.1 See Terminology D4790 for definition of terms used inthis test method.4.Summary of Test Method4.1 A polished copper strip is immersed in 200 mL ofspecimen in a flask with a condenser and placed in boilingwater for 30 min.At the end of this period,the copper strip isremoved and compared with the ASTM Copper Strip Corro-sion Standards.5.Significance and Use5.1 This test method is suitable for setting specifications,foruse as an internal quality control tool,and for use in develop-ment or research work on industrial aromatic hydrocarbons andrelated materials.It also gives an indication of the presence ofcertain corrosive substances which may corrode equipment,such as acidic compounds or sulfur compounds.1This test method is under the jurisdiction of ASTM Committee D16 onAromatic,Industrial,Specialty and Related Chemicals and is the direct responsi-bility of Subcommittee D16.01 on Benzene,Toluene,Xylenes,Cyclohexane andTheir Derivatives.Current edition approved June 1,2019.Published June 2019.Originallyapproved in 1945.Last previous edition approved in 2015 as D849 15.DOI:10.1520/D0849-15R19E01.2For 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 U.S.Government Printing Office Superintendent of Documents,732 N.Capitol St.,NW,Mail Stop:SDE,Washington,DC 20401,http:/www.access.gpo.gov.4Available from ASTM International Headquarters.Request Adjunct No.ADJD0130.Names of suppliers in the United Kingdom can be obtained from theEnergy Institute,61 New Cavendish St.,London,W1G 7AR,U.K.Two masterstandards are held by the EI for reference.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.1 6.Apparatus6.1 Flask,of sufficient size to allow for refluxing 200 mLspecimen,of chemically resistant glass with flat bottom andvial mouth.6.2 Glass Condenser,length may vary,with the insidediameter of the condenser tube not less than 10 mm.A cork isused to connect the flask with the condenser.A condenser andflask with ground-glass joints may also be used.6.3 Strip Polishing Vise,(optional),to hold the copper stripfirmly without marring the edges.For convenient vises see TestMethod D130.6.4 Water Bath,of convenient design,able t