1、Designation:D2027/D2027M19Standard Specification forCutback Asphalt(Medium-Curing Type)1This standard is issued under the fixed designation D2027/D2027M;the number immediately following the designation indicates theyear of original adoption or,in the case of revision,the year of last revision.A numb
2、er in parentheses indicates the year of lastreapproval.A superscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification covers cutback petroleum asphalts ofthe medium-curing type for use in the construction andtreatment of pavements.1.2 The val
3、ues stated in SI units or inch-pounds are to beregarded separately as standard.The values stated in eachsystem may not be exact equivalents;therefore,each systemshall be used independently of each other.Combining valuesfrom the two systems may result in nonconformance with thestandard.1.3 The text o
4、f this standard references notes and footnoteswhich provide explanatory material.These notes and footnotes(excluding those in tables and figures)shall not be consideredas requirements of the standard.1.4 This international standard was developed in accor-dance with internationally recognized princip
5、les 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:2D5/D5M Test Method for Penetration of
6、Bituminous Mate-rialsD95 Test Method for Water in Petroleum Products andBituminous Materials by DistillationD113 Test Method for Ductility of Asphalt MaterialsD140/D140M Practice for Sampling Asphalt MaterialsD402/D402M Test Method for Distillation of Cutback As-phaltD2042 Test Method for Solubility
7、 of Asphalt Materials inTrichloroethyleneD2170/D2170M Test Method for Kinematic Viscosity ofAsphaltsD2171/D2171M Test Method for Viscosity of Asphalts byVacuum Capillary ViscometerD3143/D3143M Test Method for Flash Point of CutbackAsphalt with Tag Open-Cup ApparatusD3666 Specification for Minimum Re
8、quirements for Agen-cies Testing and Inspecting Road and Paving MaterialsD7553 Test Method for Solubility of Asphalt Materials inN-Propyl Bromide3.Properties3.1 The cutback asphalt shall not foam when heated toapplication temperature and shall conform to the requirementsprescribed in Table 1.4.Test
9、Methods4.1 The materials shall be sampled in accordance withPractice D140/D140M,and the properties enumerated in thisspecification shall be determined in accordance with thefollowing ASTM test methods:NOTE1The quality of the results produced by this standard aredependent on the competence of the per
10、sonnel performing the procedureand the capability,calibration,and maintenance of the equipment used.Agencies that meet the criteria of Specification D3666 are generallyconsidered capable of competent and objective testing,sampling,inspection,etc.Users of this standard are cautioned that compliance w
11、ithSpecification D3666 alone does not completely ensure reliable results.Reliable results depend on many factors;following the suggestions ofSpecification D3666 or some similar acceptable guideline provides ameans of evaluating and controlling some of those factors.4.1.1 Flash Point(Tag Open-Cup)Tes
12、t Method D3143/D3143M.4.1.2 Viscosity,KinematicTest Method D2170/D2170M.4.1.3 Viscosity,at 60 C 140 FTest Method D2171/D2171M.4.1.4 DistillationTest Method D402/D402M.NOTE2If a 100-mL graduate does not permit sufficiently closereadings to determine conformity to this specification with the desiredac
13、curacy,receivers graduated with 0.1-mL divisions shall be used.4.1.5 PenetrationTest Method D5/D5M.4.1.6 DuctilityTest Method D113.4.1.7 Solubility in Trichloroethylene/N-Propyl BromideTest Methods D2042 and D7553.4.1.8 WaterTest Method D95.1This specification is under the jurisdiction of ASTM Commi
14、ttee D04 on Roadand Paving Materials and is the direct responsibility of Subcommittee D04.40 onAsphalt Specifications.Current edition approved Dec.1,2019.Published January 2020.Originallyapproved in 1963.Last previous edition approved in 2013 as D2027/D2027M 13.DOI:10.1520/D2027_D2027M-19.2For refer
15、enced 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.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshoho
16、cken,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.ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standard.Users of