1、Designation: F826 94 (Reapproved 2010)An American National StandardStandard Specification forTops, Furniture, Marine, Steel1This standard is issued under the fixed designation F826; the number immediately following the designation indicates the year of originaladoption or, in the case of revision, t
2、he year of last revision.Anumber in parentheses indicates the year of last reapproval.Asuperscriptepsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers the construction of steel furni-ture tops for use where invoked by other marine furni
3、turespecifications.1.2 This specification applies to tops for furniture casegoods only such as chests of drawers, log desks with cabinets,and so forth.1.3 The values stated in inch-pound units are to be regardedas the standard. The metric equivalents, given in parentheses,are provided for informatio
4、n only.2. Referenced Documents2.1 ASTM Standards:2A366/A366M Specification for Commercial Steel (CS)Sheet, Carbon, (0.15 Maximum Percent) Cold-Rolled3B16/B16M Specification for Free-Cutting Brass Rod, Barand Shapes for Use in Screw MachinesB221 Specification for Aluminum and Aluminum-AlloyExtruded B
5、ars, Rods, Wire, Profiles, and TubesD907 Terminology of Adhesives2.2 National Electrical Manufacturers Association:ANSI/NEMA LD-3 High Pressure Decorative Laminates42.3 American Institute of Steel Construction Manual:AISC Wire and Sheet Metal Gages Equivalent Thicknessin Decimals of an Inch, U.S. St
6、andard Gage for UncoatedHot And Cold Rolled Sheets52.4 American National Standards Institute Standard:A208.1 American National Standard for Mat Formed Par-ticle Board63. Terminology3.1 Definitions of Terms Specific to This Standard:3.1.1 case goodsfurniture items having drawers, a cabinetwith doors,
7、 or both.3.1.2 edge binderthe strips of metal or other materialapplied to the edges of a top.3.1.3 lee railsextensions above the surface of furnituretops that retain items placed on top.3.1.4 substrate materialthe core, or structural material ofthe top, to which the melamine laminate is directly bon
8、ded.3.1.5 topsthe horizontal surface that makes up the upperexposed surface of furniture items.4. Classification4.1 Tops shall be of the following types as required by thespecifications for the item of furniture and as indicated in theordering documents. See Fig. 1, Fig. 2, Table 1, and Table 2 ford
9、etails.4.1.1 Type ITop on which the edge binder is flush with thetop and the substrate material is steel.4.1.2 Type IITop on which the edge binder projects abovethe upper surface of the top to act as a lee rail and the substratematerial is steel.4.1.3 Type IIITop on which a lee rail is applied to th
10、eupper surface of the finished top, the top has a self edgesecurely bonded to the finished top, and the substrate materialis a particle or mineral board core.4.1.4 Type IVTop is an insert panel and the edge binder isan integral part of the supporting furniture unit.4.1.4.1 Grade 1Substrate material
11、and edge reinforce-ments for Types I, II, and IV Grade 1 tops shall be a minimumof 16 USSG (0.0598-in. or 1.6-mm) steel in accordance withSpecification A366/A366M.4.1.4.2 Grade 2Substrate material is a particle or mineralboard core with a minimum density of 45 lb/ft3(722 kg/m3).1This specification i
12、s under the jurisdiction of ASTM Committee F25 on Shipsand Marine Technology and is the direct responsibility of Subcommittee F25.03 onOutfitting and Deck Machinery.Current edition approved March 1, 2010. Published April 2010. Originallyapproved in 1983. Last previous edition approved in 2004 as F82
13、6 94 (2004).DOI: 10.1520/F0826-94R10.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3Withdrawn.4Available fr
14、om National Electrical Manufacturers Association (NEMA), 1300N. 17th St., Suite 1752, Rosslyn, VA 22209, http:/www.nema.org.5Available from American Institute of Steel Construction (AISC), One E.Wacker Dr., Suite 700, Chicago, IL 60601-2001, http:/www.aisc.org.6Available from American National Stand
15、ards Institute (ANSI), 25 W. 43rd St.,4th Floor, New York, NY 10036, http:/www.ansi.org.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.5. Ordering Information5.1 Tops are included as part of the orders for items offurniture requirin
16、g tops. These orders shall include the follow-ing information:5.1.1 Type.5.1.2 Color or pattern of top covering material, or both.5.1.3 If Type III top is ordered, whether lee rail is required.6. Materials and Manufacture6.1 For typical design, see Fig. 1 and Fig. 2.NOTE 1For dimensions, see Table 1
17、.NOTE 2Top covering for all type tops shall be high-pressure melamine laminate perANSI/NEMALD-3, with a maximum thickness of 1.59 mm (116in.), securely bonded to upper surface of substrate material.NOTE 3Material of substrate and edge reinforcements for Type I, II, and IV Grade 1 tops shall be a min
18、imum of 16 USSG (1.52-mm or 0.0598-in.)steel per Specification A366/A366M.NOTE 4Material of substrate for Type III tops shall be mineral board or particle board per ANSI A208.1 with a maximum thickness of 25.4 mm (1in.).NOTE 5Material of substrate for Type IV Grade 2 tops shall be 13-mm (12-in.) thi
19、ck particle board perANSIA208.1 or 13- mm (12-in.) thick mineralboard.NOTE 6For Type I, II, and IV Grade 1 tops, a stiffener shall be applied to any area of the steel substrate having an unsupported width greater than89 mm (greater than 312 in.), see Fig. 3. Stiffener shall be 18 USSG (1.21 mm or 0.
20、0478 in.) per Specification A366/A366M.NOTE 7Edge binder for Type I top shall be of Type 6063-T1 anodized aluminum extrusion per Specification B221 and installed flush with uppersurface of finished top.NOTE 8The combination edge binder and lee rail for Type II top shall be of Type 6063-T1 anodized a
21、luminum extrusion per Specification B221 andinstalled so it projects above the upper surface of top a maximum of 9.53 mm (38 in.) to act as a lee rail.NOTE 9For Type III tops, a self edge of the same material as the melamine top covering shall be securely bound to the top edge. See 6.8.2 for otherde
22、tails.NOTE 10For Type III top, a lee rail of polished and lacquered brass per Specification B16/B16M shall be applied to upper surface of finished topafter application of melamine covering and shall project above the upper surface of the top a maximum of 1.35 mm (14 in.).NOTE 11Type IV top is an ins
23、erted panel, and the edge binder is an integral part of the supporting furniture unit.NOTE 12The rear molding for tops of Type I, II, and IV Grades 1 and 2 shall be an anodized aluminum extruded bar per Specification B221 attachedto top with No. 6 oval head stainless steel machine screws.NOTE 13The
24、rear molding for Type III top shall be of polished and lacquered brass per Specification B16/B16M attached to top with No. 6 oval headbrass machine screws.NOTE 14Type III and Type IV Grade 2 tops shall have a backing sheet securely bonded to underside of particle board substrate. Backing sheet shall
25、be a resinous similar to top covering.NOTE 15Type IV Grade 1 and 2 tops shall be retained in case with No. 8 hex head jack screws and lock nuts spaced 203.2 mm (8 in.) on centers.NOTE 16Completed top shall be securely attached to the supporting furniture unit below.FIG. 1 Furniture Tops Types I and
26、IIF826 94 (2010)26.2 Sheet Metal, shall be cold-rolled steel, commercialquality, furniture grade in accordance with SpecificationA366/A366M.6.3 Joining:6.3.1 Metal components shall be joined by welding orgluing with a structural adhesive as defined in TeminologyD907.6.3.2 Joining shall be adequate t
27、o prevent racking duringhandling.6.3.3 Spotwelds, shall be spaced approximately 3 in. (76mm) on centers.6.3.4 Visible Spotwelds, higher than the general surface ofthe metal, shall be ground flush.6.3.5 Spotweld Depressions, shall be spot filled and sandedflush.6.4 Top Covering for All Type Tops, sha
28、ll be high-pressuremelamine laminate in accordance with ANSI/NEMA LD-3,with a minimum thickness of 0.045 in. (1.1 mm) and amaximum thickness of 0.062 in. (1.6 mm) securely bonded toupper surface of substrate material.6.5 Completed Top, shall be securely attached to the sup-porting furniture unit bel
29、ow.NOTE 1For dimensions, see Table 2.NOTE 2See Notes 2 through 16 under Fig. 1.FIG. 2 Furniture Tops Types III and IVTABLE 1 Type I and II Top DimensionsDesignationDimension Tolerances, + or in. mm. in. mm.Edge binder height A 114 max 32 max116 2Top overhang (side) B14 max 6 max116 2Edge binder heig
30、ht C 138 35116 2Lee rail height D18 3+14 0 +60Back molding width E58 16116 2Back molding height F316 5132 1.0TABLE 2 Type III and Type IV Top DimensionsDesignationDimension Tolerances + or in. mm. in. mm.Top overhang (side) B14 max 6 max116 2Back molding width E58 16116 2Back molding height F316 513
31、2 1.0Top thickness G 118 max 29 max116 2Lee rail width H516 8132 1.0Lee rail height I14 6132 1.0Lee rail height J316 5+116 0 +20F826 94 (2010)36.6 Type I also has the following requirements:6.6.1 Substrate, a minimum of 16 USSG (0.0598 in. or 1.50mm) of steel in accordance with Specification A366/A3
32、66M.6.6.2 Edge Reinforcement , shall be a minimum of 16 USSG(0.0598 in. or 1.50 mm) of steel in accordance with Specifi-cation A366/A366M.6.6.3 For Types I, II, and IV Grade 1 tops, a stiffener shallbe applied to any area of the steel substrate having anunsupported width 3 in. (89 mm). Stiffener sha
33、ll be 18USSG (0.0478 in. or 1.20 mm) in accordance with Specifica-tion A366/A366M. See Fig. 3 for a definition of this require-ment.6.6.4 Edge Binder, for Type I top shall be of Type 6063-TIanodized aluminum extrusion in accordance with SpecificationB221 and installed flush with the upper surface of
34、 the finishedtop.6.6.5 Back Molding, shall be an anodized aluminum ex-truded bar in accordance with Specification B221, attached tothe top with No. 6 oval head stainless steel machine screws.6.7 Type II also has the following requirements.6.7.1 Substrate in accordance with 6.6.1.6.7.2 Edge reinforce
35、ment in accordance with 6.6.2.6.7.3 Substrate stiffener in accordance with 6.6.3.6.7.4 Combination Edge Binder and Lee Rail, shall be ofType 6063-TI anodized aluminum-alloy extrusion in accor-dance with Specification B221 and installed so it projectsabove the upper surface of top a minimum of in. (6
36、.35 mm)to act as a lee rail.6.7.5 Back molding in accordance with 6.6.5.6.8 Type III also has the following requirements:6.8.1 Substrate, shall be particle board core in accordancewithANSIA208.1, or mineral board core, maximum thicknessof 1 in. (25.4 mm).6.8.2 Self Edge, of the same material as the
37、melamine topcovering shall be securely bound to the top edge. Where topshave radiused edges requiring a postforming grade of themelamine laminate, a black color may be used if a topmatching color or pattern in postforming melamine laminate isnot available.6.8.3 Lee Rail of Polished and Lacquered Bra
38、ss, in accor-dance with Specification B16/B16M shall be applied to uppersurface of finished top after application of melamine coveringand shall project above the upper surface of the top a maximumof in. (6 mm).6.8.4 Types III and IV Grade 2 tops shall have a backingsheet securely bonded to the under
39、side of particle boardsubstrate material. The backing sheet shall be a ANSI/NEMALD-3 Type BK30 or BK40 high-pressure back laminate.6.9 Type IV, Grade 1 also has the following requirements:6.9.1 Substrate in accordance with 6.6.1.6.9.2 Edge reinforcement in accordance with 6.6.2.6.9.3 Substrate stiff
40、ener in accordance with 6.6.3.6.9.4 The top is an inserted panel and the edge binder is anintegral part of the supporting furniture unit. The edge binder,except for rear molding, is 18 USSG steel (0.0478 in. or 1.20mm) in accordance with Specification A366/A366M.6.9.5 The back molding shall be in ac
41、cordance with 6.6.5.6.10 Type IV, Grade 2 also has the following requirements:6.10.1 Substrate, shall be particle board core in accordancewithANSIA208.1 or mineral board core, in. (13 mm) thick.6.10.2 Binder in accordance with 6.9.4.6.10.3 Backing sheet in accordance with 6.8.4.6.10.4 Back molding i
42、n accordance with 6.6.5.6.11 Type IV Grades 1 and 2 tops shall be retained in casewith No. 8 hex head jack screws and lock nuts spaced 8 in.(203 mm) on center. The completed top shall be attachedsecurely to the supporting furniture unit below.7. Performance Requirements7.1 Tops shall be capable of s
43、upporting a load of 400 lb (181kg) uniformly distributed over an area of 2 ft2(0.2 m2) andplaced at any location on the top. Load shall remain on top fora minimum of 3 min, and there shall be no indication ofpermanent set after removal of load.8. Dimensions8.1 Tops shall be made to a size that suits
44、 the furniture itemthat supports them.8.2 Lee rails shall not extend above the upper surface of thefinished top more than14 in. (6 mm).9. Workmanship, Finish and Appearance9.1 All workmanship and material shall be of specifiedquality in keeping with the best commercial marine practice toproduce each
45、 item suitable for its intended use.9.2 All exposed burrs, raw, or sharp edges which might beinjurious to personnel shall be removed.9.3 Depressions considered unacceptable for products enduse shall be spot filled and sanded smooth.9.4 Plastic laminate shall be well bonded to top substrateand shall
46、have no loose edges.9.5 All tops shall be flat.9.6 Finish:9.6.1 All steel surfaces, unless corrosion resistant or with acorrosion-resistant plating, shall be painted so as to preventcorrosion.9.6.2 Unless otherwise required by the furniture specifica-tion, all normally visible parts of completed uni
47、t shall have themanufacturers standard baked-on enamel finish.9.6.3 Color and pattern to be specified in the orderingdocuments.10. Inspection And Certification10.1 Inspection and certification requirements of the furni-ture item on which the top is installed shall govern.NOTESee Notes 2 through 16 u
48、nder Fig. 1.FIG. 3 Stiffener SpacingF826 94 (2010)411. Packaging And Package Marking11.1 Each top shall be installed in its respective furnitureitem before shipment. Marking and packaging requirements offurniture item shall govern.12. Keywords12.1 cabinets; furniture case goods; furniture tops; logd
49、esks; marine; marine furniture; ship; steel furniture topsASTM 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 expressly 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
