1、Designation: D 312 00 (Reapproved 2006)Standard Specification forAsphalt Used in Roofing1This standard is issued under the fixed designation D 312; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number
2、 in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the Department of Defense.1. Scope1.1 This specification covers four types of asphalt intendedfor
3、 use in built-up roof construction, construction of somemodified bitumen systems, construction of bituminous vaporretarder systems, and for adhering insulation boards used invarious types of roof systems. The specification is intended forgeneral classification purposes only, and does not implyrestri
4、ctions on the slope at which an asphalt must be used.1.2 This standard does not purport to address all of thesafety concerns, if any, associated with its use. It is theresponsibility of the user of this standard to establish appro-priate safety and health practices and determine the applica-bility o
5、f regulatory limitations prior to use.2. Referenced Documents2.1 ASTM Standards:2D5 Test Method for Penetration of Bituminous MaterialsD36 Test Method for Softening Point of Bitumen (Ring-and-Ball Apparatus)D92 Test Method for Flash and Fire Points by ClevelandOpen Cup TesterD113 Test Method for Duc
6、tility of Bituminous MaterialsD 140 Practice for Sampling Bituminous MaterialsD 1079 Terminology Relating to Roofing and Waterproof-ingD 2042 Test Method for Solubility of Asphalt Materials inTrichloroethyleneD 3461 Test Method for Softening Point of Asphalt andPitch (Mettler Cup-and-Ball Method)3.
7、Materials and Manufacture3.1 The asphalts shall be prepared from crude petroleum.4. Physical Requirements4.1 Asphalts shall be homogeneous and free of water.4.2 Asphalts of each type shall conform to the physicalproperties prescribed in Table 1.5. Sampling and Test Methods5.1 Sample the material and
8、 determine the properties enu-merated in this specification in accordance with the followingmethods:5.1.1 SamplingPractice D 140.5.1.2 Softening PointSee Test Methods D36or D 3461.In cases where a disagreement exists between the purchaserand the seller, Test Method D36shall be used as the refereemet
9、hod.5.1.3 Flash PointTest Method D92.5.1.4 PenetrationTest Method D5.5.1.5 DuctilityTest Method D113.5.1.6 SolubilityTest Method D 2042.6. Inspection6.1 Inspection of the material shall be agreed upon betweenthe purchaser and the seller as part of the purchase contract.7. Rejection and Resubmittal7.
10、1 Failure to conform to any of the requirements prescribedin this specification shall constitute grounds for rejection. Incase of rejection, the seller shall have the right to reinspect therejected material and resubmit the lot after removal of thosepackages not conforming to the requirements.8. Pac
11、kaging and Marking8.1 Asphalt shall be suitably packaged (if not shipped inbulk) to permit acceptance by the carrier and to afford adequateprotection from the normal hazards of handling and shipment.8.2 Each container or bill of lading on bulk shipments shallbe plainly marked with the name of the ma
12、nufacturer or sellerand the ASTM designation and type of product, flash point andthe equiviscous temperature (EVT) for mop and for mechanicalspreader application.9. Keywords9.1 asphalt; built-up roof; roofing; softening point1This specification is under the jurisdiction of ASTM Committee D08 onRoofi
13、ng and Waterproofing and is the direct responsibility of Subcommittee D08.03on Surfacing and Bituminous Materials for Membrane Waterproofing and Built-upRoofing.Current edition approved Dec. 1, 2006. Published December 2006. Originallyapproved in 1929. Last previous edition approved in 2000 as D 312
14、 00.2For 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.1Copyright ASTM International, 100 Barr Harbor Drive, PO
15、Box C700, West Conshohocken, PA 19428-2959, United States.APPENDIX(Nonmandatory Information)X1. APPLICATION GUIDEX1.1 Asphalt should be applied within the EVT applicationrange for asphalt as described in Terminology D 1079.ASTM International takes no position respecting the validity of any patent ri
16、ghts 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 standard is subject to revision at an
17、y 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 International Headquarters. Your comments w
18、ill 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.This standard is copyrighted by A
19、STM 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 (fax), or serviceastm.org (e-mail);
20、or through the ASTM website(www.astm.org).TABLE 1 Physical Requirements of Asphalt in RoofingPropertyType I Type II Type III Type IVMin Max Min Max Min Max Min MaxSoftening point, C (F) 57 (135) 66 (151) 70 (158) 80 (176) 85 (185) 96 (205) 99 (210) 107 (225)Flash point, C (F) 260 (500) . 260 (500) . 260 (500) . 260 (500) .Penetration, units:at 0C (32F) 3 . 6 . 6 . 6 .at 25C (77F) 18 60 18 40 15 35 12 25at 46C (115F) 90 180 . 100 . 90 . 75Ductility at 25C (77F), cm 10.0 . 3.0 . 2.5 . 1.5 .Solubility in trichloroethylene, % 99 . 99 . 99 . 99 .D 312 00 (2006)2
