1、Designation:D1227/D1227M13(Reapproved 2019)1Standard Specification forEmulsified Asphalt Used as a Protective Coating forRoofing1This standard is issued under the fixed designation D1227/D1227M;the number immediately following the designation indicates theyear of original adoption or,in the case of
2、revision,the year of last revision.A number in parentheses indicates the year of lastreapproval.A superscript 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.1NOTEUnits information was e
3、ditorially corrected in May 2019.1.Scope1.1 This specification covers emulsified asphalt suitable foruse as a protective coating for built-up roofs and other exposedsurfaces with inclines of not less than 4%or 42 mm/m 12in./ft.1.2 The values stated in either SI units or inch-pound unitsare to be reg
4、arded separately as standard.The values stated ineach system are not necessarily exact equivalents;therefore,toensure conformance with the standard,each system shall beused independently of the other,and values from the twosystems shall not be combined.1.3 This standard does not purport to address a
5、ll 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.1.4 This international standard was developed in ac
6、cor-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
7、Standards:2D2939 Test Methods for Emulsified Bitumens Used asProtective Coatings(Withdrawn 2012)33.Classification3.1 Type II,Class 1Emulsified asphalt prepared withmineral colloid emulsifying agents and containing fibers otherthan asbestos.3.2 Type II,Class 2Emulsified asphalt prepared withchemical
8、emulsifying agents and containing fillers or fibersother than asbestos.3.3 Type III,Class 1Emulsified asphalt prepared withmineral colloid emulsifying agents,without fibrous reinforce-ment.3.4 Type III,Class 2Emulsified asphalt prepared withchemical emulsifying agents,without fibrous reinforcement.4
9、.Physical Requirements4.1 The emulsion shall be of suitable consistency for appli-cation above freezing,in relatively thick films by brush,mop,or suitable spray equipment without thinning with water orheating,and shall bond to either damp or dry surfaces.4.2 The emulsion shall be of smooth,uniform c
10、onsistencywithout separation or settlement in storage to the extent that itcannot be readily dispersed by ordinary stirring.4.3 Type II emulsion,after stirring to homogeneity,shall besuitable for application by brush or mop in single coats of notless than 1.0 L/m2212U.S.gal/100 ft2 without rundown o
11、ninclines up to and including vertical.4.4 Type II emulsion,after stirring to homogeneity,shall besuitable for application by proper spray equipment to producea substantially self-leveling film of not less than 1.0 L/m2212U.S.gal/100 ft2 without rundown on inclines up to andincluding 50%or 500 mm/m
12、6 in./ft.4.5 Type III emulsion,after stirring to homogeneity,shall besuitable for application by brush or proper spray equipment ata rate of not less than 1.0 L/m2212U.S.gal/100 ft2 withoutrundown on vertical concrete surfaces with open-mesh fabricreinforcement.4.6 The emulsion shall conform to the
13、physical propertiesprescribed in Table 1.1This specification is under the jurisdiction of ASTM Committee D08 onRoofing and Waterproofing and is the direct responsibility of Subcommittee D08.09on Bituminous Emulsions.Current edition approved May 1,2019.Published June 2019.Originallyapproved in 1952.L
14、ast previous edition approved in 2013 as D1227 13.DOI:10.1520/D1227_D1227M-13R19E01.2For 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 o
15、nthe ASTM website.3The last approved version of this historical standard is referenced onwww.astm.org.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 pr
16、inciples 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 5.Sampling and Test Methods5.1 Sample the material and determine compliance withthese specifications in accordance with Test Methods D2939.6.Inspection6.1 Inspection of the material shall be made as agreed uponbetween the purchaser and the supplier as part of the purchaseco
