1、Designation:D 390 92(Reapproved 1999)Standard Specification forCoal-Tar Creosote for the Preservative Treatment of Piles,Poles,and Timbers for Marine,Land,and Freshwater Use1This standard is issued under the fixed designation D 390;the number immediately following the designation indicates the year
2、oforiginal adoption or,in the case of revision,the year of last revision.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 D
3、efense.1.Scope1.1 This specification covers new coal-tar creosote,andcreosote in use,for the preservative treatment of piles,poles,and timber for marine,land,and fresh water use.Test MethodsD 38 covers the sampling of wood preservatives prior totesting.2.Referenced Documents2.1 ASTM Standards:D 38 T
4、est Methods for Sampling Wood Preservatives Priorto Testing2D 95 Test Method for Water in Petroleum Products andBituminous Materials by Distillation3D 246 Test Method for Distillation of Creosote andCreosote-Coal Tar Solutions2D 347 Tables for Volume and Specific Gravity Correctionfor Creosote,Creos
5、ote-Coal Tar Solution and Coal Tar2D 367 Test Method for Xylene-Insoluble Matter in Creo-sote2D 368 Test Method for Specific Gravity of Creosote andOil-Type Preservatives2D 369 Test Method for Specific Gravity of Creosote Frac-tions and Residue23.Requirements3.1 New creosote and creosote in use in t
6、reating operationsshall be a distillate derived entirely from tar produced by thecarbonization of bituminous coal and shall confirm to thedetailed requirements shown in Tables 1 and 2.4.Sampling and Test Methods4.1 The sampling and requirements enumerated in thisspecification shall be determined in
7、accordance with thefollowing methods:4.1.1 SamplingSee Test Methods D 38.4.1.2 WaterSee Test Method D 95.4.1.3 Xylene-Insoluble MatterSee Test Method D 367.4.1.4 Specific GravitySee Test Method D 368.4.1.5 DistillationSee Test Method D 246.4.1.6 Specific Gravity of FractionsSee Test MethodD 369.4.1.
8、7 Volume and Specific Gravity CorrectionSee TestMethod D 347.1This specification is under the jurisdiction of ASTM Committee D-7 on Woodand is the direct responsibility of Subcommittee D07.06 on Treatments for WoodProducts.Current edition approved July 15,1992.Published December 1992.Originallypubli
9、shed as D 390 34.Last previous edition D 390 86.2Annual Book of ASTM Standards,Vol 04.10.3Annual Book of ASTM Standards,Vol 05.01.TABLE 1 Requirements for CreosoteNew CreosoteCreosote in UseAMinMaxMinMaxWater,%.1.5.3.0Xylene-insoluble matter,%.0.5.1.5Specific gravity,38.0/15.5C(100/60F)Whole creosot
10、e1.050.1.050.Fraction 235 to 315C(455 to 599F)1.027.1.027.Fraction 315 to 355C(599 to 771F)1.095.1.095.Distillation,based on water-free creosote:Up to 210C(410F).2.0.2.0Up to 235C(455F).12.0.12.0Up to 270C(518F)10.035.010.035.0Up to 315C(599F)40.065.040.065.0Up to 355C(771F)60.077.060.077.0ADuring t
11、reating operations new creosote may increase in water and insolublein xylene to the allowable maxima shown.TABLE 2 Requirements for Creosote(Marine Coastal Waters)New CreosoteCreosote in UseAMinMaxMinMaxWater,volume%.1.5.3.0Xylene-insoluble matter,weight%.0.5.1.5Specific gravity,38.0/15.5C(100/60F):
12、Whole creosote1.080.1.080.Fraction 235 to 315C(455 to 599F)1.030.1.030.Fraction 315 to 355C(599 to 771F)1.110.1.110.Residue above 355C1.1601.160.Distillation,based on water-free creosote,weight%:Up to 210C(410F).2.0.2.0Up to 235C(455F).12.0.12.0Up to 270C(518F)20.040.020.040.0Up to 315C(599F)45.065.
13、045.065.0Up to 355C(771F)65.075.065.075.01Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959,United States.5.Keywords5.1 coal-tar;creosote;freshwater;marine;piles;poles;preservativesASTM International takes no position respecting the validity of any patent
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