ASTM D4586 D4586M-2007(2018) Standard Specification for Asphalt Roof Cement Asbestos-Free.pdf
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1、Designation: D4586/D4586M 07 (Reapproved 2018)Standard Specification forAsphalt Roof Cement, Asbestos-Free1This standard is issued under the fixed designation D4586/D4586M; the number immediately following the designation indicates theyear of original adoption or, in the case of revision, the year o
2、f 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.1. Scope1.1 This specification covers asbe
3、stos-free asphalt roof ce-ment suitable for trowel application to roofings and flashings.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 independen
4、tly of the other. Combiningvalues from the two systems may result in non-conformancewith the standard.1.3 The following precautionary caveat pertains only to thetest method portion, Section 8 of this specification: Thisstandard does not purport to address all of the safety concerns,if any, associate
5、d with its use. It is the responsibility of the userof this standard to establish appropriate safety, health, andenvironmental practices and determine the applicability ofregulatory limitations prior to use.1.4 This international standard was developed in accor-dance with internationally recognized
6、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:2D312/D312M Specification fo
7、r Asphalt Used in RoofingD449/D449M Specification forAsphalt Used in Dampproof-ing and WaterproofingD946/D946M Specification for Penetration-Graded AsphaltBinder for Use in Pavement ConstructionD6511/D6511M Test Methods for Solvent Bearing Bitumi-nous Compounds3. Classification3.1 Type IType I is ma
8、de from asphalts characterized asself-healing, adhesive, and ductile, and conforming to therequirements of Specification D312/D312M, Type I; Specifi-cation D449/D449M, Types I or II; or Specification D946/D946M.3.1.1 Class I is used for application to essentially drysurfaces.3.1.2 Class II is used f
9、or application to damp, wet, orunderwater surfaces and dry surfaces.3.2 Type IIType II is made from asphalt characterized byhigh softening point and relatively low ductility, and conform-ing to the requirements of Specification D312/D312M, Types IIor III; or Specification D449/D449M, Types II or III
10、.3.2.1 Class I is used for application to essentially drysurfaces.3.2.2 Class II is used for application to damp, wet, orunderwater surfaces.4. Materials and Manufacture4.1 Asphalt roof cement shall consist of an asphalt base,volatile petroleum solvents, and mineral and/or otherstabilizers, excludin
11、g asbestos, mixed to a smooth, uniformconsistency suitable for trowel application.5. Composition5.1 Asphalt roof cement complying with this specificationshall conform to the following composition limits:min maxWater content, % . 3.0Nonvolatile content, % 70 .Mineral and/or other stabilizers, % 15 40
12、Bitumen (asphalt), % 35 656. Physical Requirements6.1 UniformityA thoroughly stirred sample shall show noseparation of solvent or settling that cannot be overcome bymoderate stirring after standing for 72 h at room temperature ina closed container.6.2 WorkabilityThe cement shall be of a consistency
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