1、Designation: E 1993 98 (Reapproved 2008)Standard Specification forBituminous Water Vapor Retarders Used in Contact withSoil or Granular Fill Under Concrete Slabs1This standard is issued under the fixed designation E 1993; the number immediately following the designation indicates the year oforiginal
2、 adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers bituminous water vapor retard-ers for use
3、 in contact or granular fill under concrete slabs.1.2 The specified tests are conducted on new materials andmaterials that have been conditioned or exposed to simulatepotential service conditions.1.3 The values stated in SI units are to be regarded asstandard. The values given in parentheses are pro
4、vided forinformation only and are not considered standard.1.4 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-bil
5、ity of regulatory limitations prior to use.2. Referenced Documents2.1 ASTM Standards:2C 168 Terminology Relating to Thermal InsulationD 828 Test Method for Tensile Properties of Paper andPaperboard Using Constant-Rate-of-Elongation ApparatusD 1790 Test Method for Brittleness Temperature of PlasticSh
6、eeting by ImpactD 5147 Test Methods for Sampling and Testing ModifiedBituminous Sheet MaterialE 96/E 96M Test Methods for Water Vapor Transmission ofMaterialsE 154 Test Methods for Water Vapor Retarders Used inContact with Earth Under Concrete Slabs, on Walls, or asGround CoverE 631 Terminology of B
7、uilding Constructions3. Terminology3.1 Definitions:3.1.1 For definitions of terms used in this specification, seeTerminologies C 168 and E 631.3.2 Definitions of Terms Specific to This Standard:3.2.1 perm, nthe time rate of water vapor migrationthrough a material or a construction of one grain per h
8、our,square foot, inch of mercury pressure difference.3.2.1.1 DiscussionIf a specification states that a one permlimit is required, the same flow rate will be obtained from thefollowing relationships:31 perm = 1 grain/(h ft2 in Hg) inch pound= 57.2 1012kg/(Pasm2) SI Fundamental Units= 57.2 ng/(Pasm2)
9、 SI Frequently Used= 0.66 g/24h m2 mm Hg SI has been used but is now obsolete3.2.2 vapor retarder, n(formally vapor barrier) a materialor construction that impedes the transmission of water vaporunder specified conditions.3.2.3 water vapor permeability, na property of materialwhich is water vapor pe
10、rmeance through unit thickness. Sincematerials that provide resistance to vapor flow are never usedin unit thickness, the evaluation of both materials and construc-tions used herein is permeance.4. Sampling4.1 Each sampling shall consist of sufficient material toprovide at least five specimens for t
11、he tests listed in Section 7.5. Specifying Information5.1 Specification for materials shall include the following:5.1.1 This specification number, and5.1.2 Performance requirements, if any, for special condi-tions (see 7.6).6. Lap Sealing6.1 This producer shall provide supplier/seller/installer with
12、instructions for lap sealing, including minimum width of lap,method of sealing, and shall either supply or recommendspecified suitable products for lap sealing.1This specification is under the jurisdiction of ASTM Committee E06 onPerformance of Buildings and are the direct responsibility of Subcommi
13、ttee E06.21onServiceability.Current edition approved Oct. 1, 2008. Published November 2008. Originallyapproved in 1998. Last previous edition approved in 2002 as E 1993 98 (2002)e1.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.or
14、g. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3See 3.2.3 of Test Methods E 154. This conversion is based on a temperature of0C (32F) and not on an environmental temperature of 23C (73.4F).1Copyright ASTM International, 100 Bar
15、r Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.7. Properties7.1 The bituminous membrane water vapor retarder shallconsist of asphaltic materials reinforced with multiple plies ofsuitable fabric. The bituminous vapor retarder shall meet therequirements listed in Table 1
16、as well as those outlined below.7.2 PermeanceMaterial, including lap seals, shall con-form to the requirements listed in Table 1 under the followingconditions when tested according to Test Methods E 154,Section 7 (based on Test Methods E 96/E 69M). Laboratoryconditions for temperature shall be 23 6
17、1C (73.4 6 1.8F)and test humidity shall be 50 6 2%.7.2.1 Permeance of new material.7.2.2 Permeance after Wetting, Drying and SoakingReferto Section 8 of Test Methods E 154.7.2.3 Permeance after Testing for Resistance to Deteriora-tion from Organisms and Substance in Contacting SoilSeeSection 13 of T
18、est Methods E 154.7.3 Tensile Strength of New MaterialRefer to Section 9 ofTest Methods E 154. The apparatus is described in Test MethodD 828. Results shall comply with Table 1.7.4 Resistance to Puncture of New MaterialResults shallcomply with Table 1.7.4.1 The apparatus is described in 10.2.1 of Te
19、st MethodsE 154.7.4.2 See Method B of Test Method D 1790.7.5 Determine the thickness of the specimen using verniercalipers in accordance with Section 5 of Test Methods D 5147.7.6 When specifically required by the buyer for specialconditions that require properties of high temperature, lowtemperature
20、, or deterioration from petroleum, vehicle, or soilpoisons, the material shall be tested to the following:7.6.1 Resistance to Plastic Flow and ElevatedTemperatureSee Section 11 of Test Methods E 154.7.6.2 Effect of Low Temperature on BendingSee Section12 of Test Methods E 154.7.6.3 Resistance to Det
21、erioration from Petroleum Vehiclefor Soil PoisonsSee Section 14 of Test Methods E 154.7.6.4 Resistance to Deterioration from Exposure to Ultra-violet LightSee Section 15 of Test Methods E 154.8. Certification8.1 When supplied in the purchase order or contract, thepurchaser shall be furnished with ce
22、rtification that samplesrepresenting each lot have been tested or inspected as directedin this specification and that requirements have been met.8.2 When supplied in the purchase order or contact, theproducer or supplier shall furnish a summary of the testprocedures listed in Table 1, supplier shall
23、 furnish a summaryof the test procedures listed in Table 1, providing for each testthe laboratory that performed or witnessed the test, the date ofthe most recent test, and the test results.9. Keywords9.1 bituminous; concrete; concrete slab; floor; vapor re-tarder; water vaporASTM International take
24、s no position respecting 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 res
25、ponsibility.This standard 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 address
26、ed to ASTM International 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
27、 address shown below.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 (pho
28、ne), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org).TABLE 1 Property RequirementsPropertyTest Methodsand SectionsInch-PoundUnitsSI UnitsWater vapor permeance, asis material or new material,maxE 154,Section 7 0.002 perms 0.1 ng/Pasm2Water vapor permeance,af
29、ter wetting, drying, andsoaking, maxE 154,Section 8 0.002 perms 0.1 ng/Pasm2Water vapor permeanceafter testing for resistance todeterioration from organismsand substances incontacting soil, maxE 154,Section 13 0.20 perms 11 ng/Pasm2Tensile strength, min E 154,Section 9 140 lbs, force/in. 24.5 kN/mPuncture resistance: TestMethods E 154;minE 154,Section 10 90 lbs Force 400 NPuncture resistance; TestMethod D 1790,minD 1790 no inch-poundequivalent used600 gE 1993 98 (2008)2
