1、Designation:D4300 (Reapproved 2006) Designation: D43/D43M 00 (Reapproved2012)1American Association StateHighway and Transportation Officials StandardAASHTO No.: M121Standard Specification forCoal Tar Primer Used in Roofing, Dampproofing, andWaterproofing1This standard is issued under the fixed desig
2、nation D43/D43M; the number immediately following the designation indicates the yearof original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval.A superscript epsilon () indicates an editorial change since the last revisio
3、n or reapproval.This standard has been approved for use by agencies of the Department of Defense.1NOTEUnits information was editorially corrected in June 2012.1. Scope1.1 This specification covers coal tar primer suitable for use with coal tar pitch in roofing, dampproofing, and waterproofingbelow o
4、r above ground level, for application to concrete, masonry, and coal tar surfaces.1.2The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.1.2 The values stated in either SI units or inch-pound units are to be regarded separately a
5、s standard. The values stated in eachsystem may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from thetwo systems may result in non-conformance with the standard.1.3 This standard does not purport to address all of the safety concerns, if
6、 any, associated with its use. It is the responsibilityof the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatorylimitations prior to use.2. Referenced Documents2.1 ASTM Standards:2D140 Practice for Sampling Bituminous MaterialsD16
7、8 Test Method for Coke Residue of CreosoteD246 Test Method for Distillation of Creosote and Creosote-Coal Tar SolutionsD347 Tables for Volume and Specific Gravity Correction for Creosote, Creosote-Coal Tar Solution, and Coal TarD367 Test Method for Xylene-Insoluble Matter in CreosoteD368 Test Method
8、 for Specific Gravity of Creosote and Oil-Type PreservativesD370 Practice for Dehydration of Oil-Type Preservatives3. Physical Requirements3.1 Coal tar primer shall be a distillate of coal-gas tar or coke-oven tar and shall conform to the following requirements:Water not more than 1 %Consistency at
9、5C (41F) entirely fluid and crystal freeAConsistency at 5C 41F entirely fluid and crystal freeASpecific gravity, 38/15.5C (100/60F )not less than 1.06Specific gravity, 38/15.5C 100/60F not less than 1.06Matter insoluble in benzene not more than 0.5 %Distillation, based on water-freeoil:Up to 210C (4
10、10F) not more than 1 %1This specification is under the jurisdiction of ASTM Committee D08 on Roofing and Waterproofing and is the direct responsibility of Subcommittee D08.05 onSolvent-Bearing Bituminous Compounds for Roofing and Waterproofing.Current edition approved Dec. 1, 2006. Published Decembe
11、r 2006. Originally approved in 1917. Last previous edition approved in 2000 as D4300. DOI:10.1520/D0043-00R06.Current edition approved May 1, 2012. Published June 2012. Originally approved in 1917. Last previous edition approved in 2006 as D43 00 (2006). DOI:10.1520/D0043_D0043M-00R12E01.2For refere
12、nced ASTM standards, visit the ASTM website, www.astm.org, or contact ASTM Customer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume information, refer to the standards Document Summary page on the ASTM website.1This document is not an ASTM standard and is intended only to provide
13、 the user of an ASTM standard an indication of what changes have been made to the previous version. Becauseit may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current versionof the sta
14、ndard as published by ASTM is to be considered the official document.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.Up to 210C 410F not more than 1 %Up to 235C (455F) not more than 10 %Up to 235C 455F not more than 10 %Up to 355C (67
15、0F) not less than 65 %Up to 355C 670F not less than 65 %Coke residue not more than 2 %AThe coal tar primer shall be rated as crystal free if no crystals are formed when 100 mL of the sample is maintained at a temperature of 5C (41F)41F for3h,ina 125 mL Erlenmeyer flask, with occasional stirring.4. S
16、ampling4.1 Sample the coal tar primer in accordance with Practice D140.5. Test Methods5.1 Determine the properties enumerated in this specification in accordance with the following methods:5.1.1 WaterTest Method D370.5.1.2 Specific GravityTest Method D368.5.1.3 Matter Insoluble in XyleneTest Method
17、D367.5.1.4 DistillationMethod D246.5.1.5 Coke ResidueTest Method D168.5.1.6 Volume and Specific Gravity CorrectionVolume and Specific Gravity Correction Tables D347.6. Inspection6.1 Inspection of the material shall be agreed upon between the purchaser and the supplier.7. Rejection and Resubmittal7.1
18、 Failure to conform to any of the physical requirements prescribed in this specification shall constitute grounds for rejection.In the case of rejection, the supplier shall have the right to reinspect the rejected material and resubmit the lot after removal ofthose packages not conforming to the req
19、uirements.8. Packaging and Package Marking8.1 All products shall be packaged and labeled in accordance with applicable regulations.8.2 Unless otherwise agreed upon between the supplier and purchaser, each package shall be marked to indicate the applicableASTM designation, name, brand or trademark of
20、 the manufacturer or supplier, and the net contents.9. Keywords9.1 coal tar; dampproofing; primer; roofing; waterproofingASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standard. Users of this standard are expres
21、sly 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 any time by the responsible technical committee and must be reviewed every five years andif not revised,
22、 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 will receive careful consideration at a meeting of theresponsible technical committee, which you may at
23、tend. 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 ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959,United States.
24、 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); or through the ASTM website(www.astm.org). Permission rights to photocopy the standard may also be secured from the ASTM website (www.astm.org/COPYRIGHT/).D43/D43M 00 (2012)12
