1、Designation:D 4022 94(Reapproved 2000)e1Standard Specification forCoal Tar Roof Cement,Asbestos Containing1This standard is issued under the fixed designation D 4022;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last re
2、vision.A number 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.e1NOTEEditorially switched from English dominant to SI domi
3、nant.1.Scope1.1 This specification covers coal tar roof cement suitablefor trowel application in coal tar roofing and flashing systems.1.2 The values stated in SI units are to be regarded as thestandard.The values given in parentheses are for informationonly.1.3 This standard does not purport to add
4、ress 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 of regulatory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:D 4 Test Method fo
5、r Bitumen Content2D 95 Test Method for Water in Petroleum Products andBituminous Materials by Distillation3D 140 Practice for Sampling Bituminous Materials4D 2822 Specification for Asphalt Roof Cement2D 3143 Test Method for Flash Point of Cutback Asphaltwith Tag Open-Cup Apparatus4D 3409 Test Method
6、 for Adhesion of Asphalt-Roof Cementto Damp,Wet,or Underwater Surfaces23.Materials and Manufacture3.1 Coal tar roof cement shall consist of a processed coal tarbase,volatile solvents,and mineral fillers including asbestosfibers,mixed to a smooth,uniform consistency suitable fortrowel application.4.C
7、omposition4.1 The composition of coal tar roof cement shall conformto the requirements prescribed in Table 1.5.Performance Requirements5.1 UniformityA thoroughly stirred sample shall show noseparation of solvent or settling that cannot be overcome bymoderate stirring after standing for 72 h at room
8、temperature ina closed container.5.2 WorkabilityThe cement shall be of such a consistencythat it will spread readily and permit troweling smooth coatings1.6 to 3.2 mm(116to18in.)thick on vertical surfaces.5.3 Behavior at 60C(140F)The cement shall show noevidence of blistering,and the sag or slide sh
9、all be no greaterthan 6 mm(14in.).5.4 Adhesion to Wet SurfacesMinimum average 75%.5.5 Flash Point38C(100F)minimum.6.Sampling6.1 Sample the material from the original container imme-diately after stirring to a uniform consistency,in accordancewith Practice D 140.6.2 Restir samples to obtain uniformit
10、y immediately beforewithdrawing portions for individual tests.7.Test Methods7.1 WaterTest Method D 95.7.2 Nonvolatile MatterDetermine nonvolatile matter inaccordance with Specification D 2822,except heat the dish andcontents in an oven at 105 to 110C(221 to 230F).7.3 Insoluble MatterTest Method D 4,
11、Procedure No.2.7.4 Behavior at 60C(140F)Specification D 2822,9.5.7.5 Adhesion to Wet SurfacesTest Method D 3409.7.6 Flash PointTest Method D 3143.8.Inspection8.1 Inspection of the material shall be agreed upon betweenthe purchaser and the supplier.1This specification is under the jurisdiction of AST
12、M Committee D08 onRoofing,Waterproofing,and Bituminous Materials and is the direct responsibility ofSubcommittee D08.05 on Solvent-Bearing Bituminous Compounds for Roofing andWaterproofing.Current edition approved Dec.15,1994.Published February 1995.Originallypublished as D4022 81.Last previous edit
13、ioin D4022 81.2Annual Book of ASTM Standards,Vol 04.04.3Annual Book of ASTM Standards,Vol 05.01.4Annual Book of ASTM Standards,Vol 04.03.TABLE 1 Composition of Coal Tar Roof CementminmaxWater,volume%.1.0Nonvolatile matter,mass%65.Insoluble matter,mass%15401Copyright ASTM International,100 Barr Harbo
14、r Drive,PO Box C700,West Conshohocken,PA 19428-2959,United States.9.Rejection and Resubmittal9.1 Failure to conform to any of the requirements prescribedin this specification may constitute grounds for rejection.In thecase of rejection,the supplier shall have the right to reinspectthe rejected mater
15、ial and resubmit the lot after removal of thosepackages not conforming to the requirements.10.Packaging and Package Marking10.1 The material shall be suitably packaged to permitacceptance by the carrier and to afford adequate protectionfrom the normal hazards of handling and shipment.10.2 Each conta
16、iner shall be plainly marked with theASTMdesignation,name,brand or trademark of the manufacturer orsupplier,the net contents,and wording indicating the materialcontains asbestos.Applicable government regulations for la-beling of combustible liquids shall be followed.11.Keywords11.1asbestos containing;cement;coal tar;roofingASTM 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 exp
