ASTM_E_1551_-_08.pdf

Designation:E155108Standard Specification forSpecial Purpose,SmoothTread Tire,Operated on FixedBraking Slip Continuous Friction Measuring Equipment1This standard is issued under the fixed designation E1551;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 specification covers the general requirements for aspecial purpose,smooth-tread standard tire for measuringtire-pavement friction forces.The tire is utilized on fixedbraking slip continuous friction measuring equipment such asthe Runway Friction Tester,Surface Friction Tester,or BV-11Skiddometer Trailer.1.2 The values stated in inch-pound units are to be regardedas standard.The values given in parentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.2.Referenced Documents2.1 ASTM Standards:2D297 Test Methods for Rubber ProductsChemical Analy-sisD412 Test Methods for Vulcanized Rubber and Thermoplas-tic ElastomersTensionD1054 Test Method for Rubber PropertyResilience Usinga Goodyear-Healey Rebound Pendulum(Withdrawn2010)3D1765 Classification System for Carbon Blacks Used inRubber ProductsD2240 Test Method for Rubber PropertyDurometer Hard-nessD3182 Practice for RubberMaterials,Equipment,and Pro-cedures for Mixing Standard Compounds and PreparingStandard Vulcanized Sheets2.2 Other Documents:BV-11 Skiddometer TrailerInstruction and ServicingManualDOT/FAA/AS-90-1 Reliability and Performance of FrictionMeasuring Tires and Friction Equipment Correlation4Advisory Circular 150/5320-12“Measurement,Construc-tion and Maintenance of Skid Resistant Airport PavementSurfaces”5TatraIntertech Friction Tester Instruction and ServicingManual63.Materials and Manufacture3.1 The individual standard tires shall conform to the designstandards of Section 5.Dimensions,weights,and permissiblevariations are also given in Section 5 and in Fig.1 and Fig.2.3.2 Tread compounding,fabric processing,and all steps intire manufacturing shall be certified to ensure that the specifi-cations are met(see Section 7).3.3 The markings on the tire as shown in Fig.1 shall bemolded on both sides of the tire.73.4 Fig.1 shows a view of the tread surface and a side viewof the standard,special purpose,smooth tread tire and Fig.2 isa typical tire cross section with critical dimensions identified.3.5 Tire should be mounted so that it is rotated in thedirection of the arrow on the side of the tire.See Fig.1.4.Material Requirements4.1 The compounding requirements for the tread compoundare given in Table 1.4.2 The fabric shall be nylon,1260/2 Denier.NOTE1Certain proprietary products have been specified since exactduplication of properties of the finished tire may not be achieved withother similar products.This inclusion does not in any way comprise a1This specification is under the jurisdiction ofASTM Committee E17 on Vehicle-Pavement Systems and is the direct responsibility of Subcommittee E17.24 on Tireand Slider Characteristics.Current edition approved June 1,2008.Published June 2008.Originallyapproved as ES 17.Last previous edition approved in 2006 as E1551 06.DOI:10.1520/E1551-08.2For 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 National Technical Information Service(NTIS),5285 PortRoyal Rd.,Springfield,VA 22161,http:/www.ntis.gov.5Available from U.S.Department of Transportation Federal AviationAdministration,800 Independence Ave.,S.W.,Washington,DC 20591.6Available from Intertech Engineering Inc.,726 S.MansfieldAve.,LosAngeles,CA 90036.7Specified tire is available from Specialty Tires of America,Inc.,P.O.Box 749,1600 Washington St.,Indiana,PA 15701.If you are aware of alternative suppliers,please provide this information to ASTM International Headquarters.Your com-ments will receive careful consideration at a meeting of the responsible technicalcommittee,1which you may attend.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 recommendation for these proprietary products nor against similar prod-ucts of other manufacturers,nor does it imply any superiority over anysuch similar products.5.Construction,Dimensions and Permissible Variations5.1 ConstructionThe tire shall be a size 4.00-8,tube type,four plies,Nylon cord,and bias construction.5.2 DimensionsTread width shall be 2.4 6 0.1 in.(61 62.5 mm),the tread radius shall be 10.0 6 1.5 in.(254 6 38Suggested Marking on TireASTM Test Tire E15514.00 8 NHS6 Ply RatingTube TypeManufacturers Name or TrademarkF