1、Designation: D1187/D1187M 97 (Reapproved 2018)Standard Specification forAsphalt-Base Emulsions for Use as Protective Coatings forMetal1This standard is issued under the fixed designation D1187/D1187M; the number immediately following the designation indicates theyear of original adoption or, in the
2、case of 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.1. Scope1.1 This specification covers emulsified asphalt suitable forapplication in a relatively thi
3、ck film as a protective coating formetal surfaces.1.2 The values stated in either SI units or inch-pound unitsare to be regarded separately as standard. The values stated ineach system may not be exact equivalents; therefore, eachsystem shall be used independently of the other. Combiningvalues from
4、the two systems may result in non-conformancewith the standard.1.3 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-mendati
5、ons issued by the World Trade Organization TechnicalBarriers to Trade (TBT) Committee.2. Referenced Documents2.1 ASTM Standards:2C150/C150M Specification for Portland CementD2939 Test Methods for Emulsified Bitumens Used asProtective Coatings (Withdrawn 2012)33. Classification3.1 Type IQuick-setting
6、 emulsified asphalt suitable forcontinuous exposure to water within a few days after applica-tion and drying.3.2 Type IIEmulsified asphalt suitable for continuousexposure to the weather, only after application and drying.4. Materials and Manufacture4.1 Emulsified asphalt used as a protective coating
7、 for metalshall consist of asphalt, water, and emulsifying agents.5. Composition5.1 Emulsified asphalt complying with this specificationshall conform to the requirements in Table 1.6. Performance Requirements6.1 UniformityThe emulsion shall be homogeneous. Aftera thoroughly stirred sample has been h
8、eld at 10C 50F in aclosed container for 48 h, there shall be no separation of water,coagulation of the asphalt base, settling, or packing in thecontainer that cannot be overcome by moderate hand stirring.6.2 ConsistencyThe emulsion shall be of a consistencythat will spread readily and permit applica
9、tion by brush, mop,or trowel at the rate of 1.0 L/m22.5 gal U.S./100 ft2tovertical metal surfaces at ambient temperatures above 10C50F. See Section 17 of Test Methods D2939.6.3 StabilityThere shall be no coagulation during thecement addition or at the conclusion of the 1-min mixingperiod.6.4 The emu
10、lsion shall conform to the additional require-ments prescribed in Table 2.7. Sampling and Test Methods7.1 Sample the material, and determine the properties enu-merated in this specification in accordance with Test MethodsD2939, except for stability and flexibility.7.2 Stability:7.2.1 MaterialHigh-ea
11、rly-strength portland cement con-forming to the requirements for Type III of SpecificationC150/C150M, and having a minimum specific surface area of1900 cm2/g 133 556 in.2/lb.7.2.2 Procedure:7.2.2.1 Place about 200 g of emulsion in a tared 500-mLround-bottom porcelain dish, and weigh.7.2.2.2 Add 25 m
12、ass % portland cement based on theweight of the emulsion, in small portions while stirringconstantly with a stiff spatula.1This specification is under the jurisdiction of ASTM Committee D08 onRoofing and Waterproofing and is under the direct responsibility of SubcommitteeD08.09 on Bituminous Emulsio
13、ns.Current edition approved July 1, 2018. Published July 2018. Originally publishedin 1956. Last previous edition approved in 2011 as D1187/D1187M 97 (2011)1.DOI: 10.1520/D1187_D1187M-97R18.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at servi
14、ceastm.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.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA
15、 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 T
16、echnical Barriers to Trade (TBT) Committee.17.2.2.3 Add small amounts of distilled water if the mixturebecomes too stiff to be workable.7.2.2.4 After addition of all the cement, stir the mixturethoroughly for 1 min.7.2.2.5 Watch for any sign of coagulation of the asphalt baseduring addition of the p
17、ortland cement and after the 1-minstirring period.7.3 Flexibility:7.3.1 Use the same test panel that was subjected to the heattest. After cooling for1hat256 2C 77 6 4F, bend thepanel over a 12.7-mm 12-in. diameter mandrel through 180in2sorless, with the metal side against the mandrel.7.3.2 Immediate
18、ly after bending, visually examine the coat-ing for cracking, flaking, and loss of adhesion to the metal.Ignore hairline surface cracks that do not penetrate to themetal.7.4 Resistance to WaterSee Test Methods D2939, Section15.8. Precision and Bias8.1 No statement is made about either the precision
19、or biasfor measuring stability or flexibility since the result merelystates whether there is conformance to the criteria for successspecified in the procedure.9. Inspection9.1 Inspection of the material shall be agreed upon betweenthe purchaser and the supplier as part of the purchase contract.10. R
20、ejection and Rehearing10.1 Material that fails to conform to the requirements ofthis specification may be rejected. Rejection should be reportedto the producer or supplier promptly and in writing. In case ofdissatisfaction with the results of the test, the producer orsupplier may make claim for a re
21、hearing.11. Packaging and Package Marking11.1 The material shall be suitably packaged to permitacceptance by the carrier and to afford protection from thenormal hazards of handling and shipment.11.2 Each container shall be plainly marked with the nameand brand of the manufacturer or supplier, the ty
22、pe of product,and the manufacturers production code or lot number.11.3 Each container shall be marked to indicate that theproduct was manufactured to meet ASTM SpecificationD1187/D1187M.12. Keywords12.1 asphalt; emulsions; metal surfaces; protective coatingASTM International takes no position respec
23、ting the validity of any patent rights asserted in connection with any item mentionedin this standard. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the riskof infringement of such rights, are entirely their own responsibility.This sta
24、ndard is subject to revision at any time by the responsible technical committee and must be reviewed every five years andif not revised, either reapproved or withdrawn. Your comments are invited either for revision of this standard or for additional standardsand should be addressed to ASTM Internati
25、onal Headquarters. Your comments will receive careful consideration at a meeting of theresponsible technical committee, which you may attend. If you feel that your comments have not received a fair hearing you shouldmake your views known to the ASTM Committee on Standards, at the address shown below
26、.This standard is copyrighted by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be obtained by contacting ASTM at the aboveaddress or at 610-832-9585 (phone), 610-832-9555 (f
27、ax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org). Permission rights to photocopy the standard may also be secured from the Copyright Clearance Center, 222Rosewood Drive, Danvers, MA 01923, Tel: (978) 646-2600; http:/ 1 Composition RequirementsType I Type IIDensity, min, g/
28、L lb/gal U.S. 1010 8.4 990 8.3Residue by evaporation, mass % 52.5 2.5 62.5 2.5Nonvolatile matter soluble in trichloroethylene,min, mass %85 94Ash content, max, mass % 14.5 3.8Water content mass % 47.5 2.5 37.5 2.5TABLE 2 Performance Requirements of Emulsified AsphaltType I Type IIWet flow, max, mm in.Firm set, max, h1.6 116 241.6 116 24Heat test no blistering, sagging, or slippingFlexibility no cracking, flaking, or loss of adhesionResistance to water no blistering or reemulsificationLoss of adhesion none (not required)D1187/D1187M 97 (2018)2
