1、ASTM D349L 92-0759510 05L594B 728 M 4-b Designation:D 3491-92 AMERICAN SOCIETY FOR ESTING AND MATERIALS 1916 Race St.Philadelphia,Pa 19103 Reprinted from the Annual Book of ASTM Standards.Copyright ASTM If not listed In the current combined index,will appear In the neti edition,Standard Test Methods
2、 for Vulcanizable Rubber Tank and Pipe Lining This standard is issued under the fixed designation D 3491;the number immediately following the designation indicates the year of original adoption or,in the case of revision,the year of last revision.A number in parentheses indicates the year of last re
3、approval.A superscript epsilon(0 indicates an editorial change since the last revision or reapproval.1.Scope 1.1 These test methods cover the examination and testing of all types and constructions of vulcanized rubber tank and pipe lining that have been applied in the unvulcanized state.1.2 The valu
4、es stated in SI units are to be regarded as the standard.1.3 This standard does not purport to address all of the safety problems,if any,associated with its use.It is the responsibility of the user of this standard to establish appro-priate safety and health practices and determine the applica-bilit
5、y of regulatory limitations prior to use.For precautionary statements,see Notes 2 and 3.2.Referenced Documents 2.1 ASTM Standards:A 36/A 36M Specification for Structural Steel2 A 285/A 285M Specification for Pressure Vessel Plates,Carbon Steel,Low-and Intermediate-Tensile Strength2 D 4 12 Test Metho
6、ds for Vulcanized Rubber and Thermo-plastic Rubbers and Thermoplastic Elastomers-Tension3 D429 Test Methods for Rubber Property-Adhesion to Rigid Substrates4 D 471 Test Method for Rubber Property-Effect of Liquids4 D 573 Test Method for Rubber-Deterioration in an Air Oven4 D 865 Test Method for Rubb
7、er-Deterioration by Heating in Air(Test Tube Enclosure)4 D2228 Test Method for Rubber Property-Abrasion Resistance(Pica Abrader)4 D2240 Test Method for Rubber Property-Durometer Hardness4 D 3 182 Practice for Rubber-Materials,Equipment,and Procedures for Mixing Standard Compounds and Pre-paring Stan
8、dard Vulcanized Sheets4 D 3183 Practice for Rubber-Preparation of Pieces for Test Purposes from Products4 2.2 NACE Standard TM-01-70 Visual Standard for Surfaces of New Steel Airblast Cleaned with Sand Abrasive5 r These test methods are under the jurisdiction of ASTM Committee D-l I on Rubber and ar
9、e the direct reswnsibilitv of Subcommittee D11.90.Current edition approved-Sept.15;1992.Published March 1993.Originally published as D 3491-75.Last previous edition D 3491-85.2 Annual Book ofASTM Standards,Vol 0 1.04.3 Annual Book ofASTMStandards,Vols 09.01 and 09.02.4 Annual Book of ASTM Standards,
10、VolO9.0 1.s Available from the National Association of Corrosion Engineers(NACE),2400 West Loop South,Houston,TX 77027.2.3 Steel Structures Painting Council Standard:SSPC No,5 Blast Cleaning to“White”Metal6 3.Test Methods 3.1 Except as otherwise specified in these test methods for vulcanized tank an
11、d pipe lining,the following test methods applicable in general to vulcanized rubber(natural and synthetic)shall be utilized as required:3.I.1 General Physical Test Requirements-Practices D 3182 and D 3183.3.1.2 Tension Test-Test Methods D 412.3.1.3 Aging Test-Test Methods D 573 and D 865.3.1.4 Adhes
12、ion Test-Test Method D 429,Method E 1.3.1.5 Immersion Test-Test Method D 47 1.3.1.6 Abrasion Test-Test Method D 2228.3.1.7 Hardness Test-Test Method D 2240.3.1.8 Chemical Resistance-See Sections 4 to 11.CHEMICAL RESISTANCE OF VULCANIZABLE RUBBER TANK LINING 4.Scope 4.1 This test method covers the ev
13、aluation of the chemical resistance of a rubber tank and pipe lining applied to a metallic substrate.7 The test method exposes one side of a lined panel and closely approximates the service conditions involving the temperature differential between the external and internal surfaces of a tank vessel
14、that may accelerate the permeation of the lining by the corrosive medium.5.Significance and Use 5.1 The results obtained by this test method should serve as a guide in,but not as the sole basis for,selection of a lining material for a particular application.5.2 Pre-evaluation of lining materials mig
15、ht be performed more conveniently by the following test methods:5.2.1 D 171-Chemical resistance of the lining,and 5.2.2 D 349I-Chemical permeation of the lining,in-cluding the accelerated effect of temperature differentials such as often occurs in field service.6.Apparatus 6.1 Test Unit-The test uni
16、t illustrated in Fig.1 shows parts list for a typical disassembled test cell.Figures 2 and 3 6 Available from the Steel Structures Painting Council(SSPC),4400 Fifth Ave.,Pittsburgh,PA 152 13.7 Substrates other than metallic may be used as required and so reported in Section Il.1 NOTICE:This standard has either been superseded and replaced by a new version or discontinued.Contact ASTM International(www.astm.org)for the latest information.ASTM D3491 92-0759530 0535949 664-4#D 3491 REFLUX CONDENSER
