1、Designation: F2453/F2453M 05 (Reapproved 2011)1Standard Specification forWelded Wire Mesh Fence Fabric (Metallic-Coated or PolymerCoated) for Meshes of 6 in.23871 mm2 or Less, in Panelsor Rolls, with Uniform Meshes1This standard is issued under the fixed designation F2453/F2453M; the number immediat
2、ely following the designation indicates the yearof original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval.A superscript epsilon () indicates an editorial change since the last revision or reapproval.1NOTEReapproved and
3、editorially revised throughout in February 2011.1. Scope1.1 This specification covers welded wire mesh fence fabricproduced from steel wire or metallic-coated steel wire. Themetallic-coated fabric may be polymer coated after fabrication.1.2 Welded wire mesh fence fabric is produced in fourtypes, bas
4、ed on the kind of coating, as described in Section 4.1.3 This specification is applicable to orders in eitherinch-pound units or SI units. Values stated in either inch-poundor SI units are to be regarded separately as the standard. Withinthe text, the SI units are shown in brackets. The values in th
5、etwo systems are not exact equivalents; therefore, each systemshall be used independent of the other, without combiningvalues in any way.1.4 This specification references notes and footnotes, whichprovide explanatory material. These notes and footnotes (ex-cluding those in tables and figures) shall
6、not be considered asrequirements of this specification.1.5 The following safety hazards caveat pertains only to thetest methods portion, Section 13, of this specification: Thisstandard does not purport to address all of the safety concerns,if any associated with its use. It is the responsibility of
7、the userof this standard to establish appropriate safety and healthpractices and determine the applicability of regulatory limita-tions proper to use.2. Referenced Documents2.1 ASTM Standards:2A82/A82M Specification for Steel Wire, Plain, for ConcreteReinforcementA90/A90M Test Method for Weight Mass
8、 of Coating onIron and Steel Articles with Zinc or Zinc-Alloy CoatingsA123/A123M Specification for Zinc (Hot-Dip Galvanized)Coatings on Iron and Steel ProductsA185/A185M Specification for Steel Welded Wire Rein-forcement, Plain, for ConcreteA641/A641M Specification for ZincCoated (Galvanized)Carbon
9、Steel WireA853 Specification for Steel Wire, Carbon, for General UseA856/A856M Specification for Zinc-5 % Aluminum-Mischmetal Alloy-Coated Carbon Steel WireA902 Terminology Relating to Metallic Coated Steel Prod-uctsB117 Practice for Operating Salt Spray (Fog) ApparatusD1499 Practice for Filtered Op
10、en-Flame Carbon-Arc Expo-sures of PlasticsF934 Specification for Colors for Polymer-Coated ChainLink Fence Materials2.2 ISO Standard:3ISO 2178 Non-Magnetic Coatings on MagneticSubstratesMeasurement of Coating ThicknessMagnetic Method3. Terminology3.1 DefinitionsRefer to Terminology A902 for generalt
11、erminology relating to metallic-coated steel products.3.2 Definitions of Terms Specific to This Standard:3.2.1 welded wire mesh fence fabricmaterial composed ofa series of longitudinal and transverse steel wires arrangedsubstantially at right angles to each other, and welded together1This specificat
12、ion is under the jurisdiction ofASTM Committee F14 on Fencesand is the direct responsibility of Subcommittee F14.35 on Architectural MetalFence Systems.Current edition approved Feb. 1, 2011. Published March 2011. Originallyapproved in 2005. Last previous edition approved in 2005 as F2453/F2453M - 05
13、.DOI:10.1520/F2453_F2453M-05R11E01.2For 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.3Available from American N
14、ational Standards 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.at the points of intersection by electrical resistance welding toform fabricated she
15、ets or rolls. See Tables 1 and 2 for list ofstandard mesh sizes.4. Classification4.1 Welded wire mesh fence fabric is classified in accor-dance with coating as follows:4.1.1 Type 1, consists of welded wire fabric made from wirewhich is zinc-coated, as per Specification A641/A641MClass 3 minimum, bef
16、ore being welded into fabric, known asgalvanized before welding.4.1.2 Type 2, consists of welded wire fabric which is madefrom uncoated wire and the fabric is subsequently zinc-coatedafter fabrication, in accordance with Specification A123/A123M, Coating Grade 35, known as galvanized after welding.4
17、.1.3 Type 3, consists of welded wire fabric made from wirewhich is coated with zinc-5 % aluminum-mischmetal alloy(Zn-5A1-MM), in accordance with Specification A856/A856M, Class A, before being welded into fabric, known aszinc 5 % aluminum mischmetal alloy-coated steel beforewelding.4.1.4 Type 4, con
18、sists of welded wire fabric made from wirewhich is zinc-coated, in accordance with Specification A641/A641M, Class 1 minimum, before being welded into fabric,known as galvanized before welding, and subsequently poly-mer coated.4.1.5 In agreement between buyer and supplier Type 1, 2 or3 can be used t
19、o produce polymer coated welded wire fabric.5. Ordering Information5.1 Orders for material purchased under this specificationshall include the following information:5.1.1 Quantity (number of units of rolls or panels)5.1.2 Mesh description: wire spacing and size (gage)5.1.3 Panel (height by length) o
20、r Roll (height by length)5.1.4 Type of coating (Section 4), including the specific typeto be furnished.5.1.5 ASTM designation and year of issue.5.1.6 Any special requirements (see Section 8).5.1.7 Certification, if required (see 15.1)NOTE 1A typical ordering description, when same mesh and gage, isa
21、s follows: 500 panels0.5 in. by 3 in. by 8.5 gage/120 in. by 99 in.Type 2, conforming to Specification F2453 or 100 rolls of 2 in. by 2 in.8.5 gage/96 in. by 100 ft, Type 1, conforming to Specification F2453. Thevertical mesh opening (height measured from top to bottom) is designatedfirst followed b
22、y the horizontal mesh opening (width measured from leftto right).6. Material and Manufacture6.1 The wire used in the manufacture of welded wire meshfence fabric shall conform to the specifications in 6.1.1 asappropriate for the type ordered, except the tensile strengthshall conform to 7.1. The wire
23、may be produced from anygrade of steel listed in Specification A82/A82M or Specifica-tion A853.6.1.1 Type 1 welded wire fabric shall be manufactured fromzinc-coated steel wire conforming to Specification A641/A641M Class 3 coating (minimum). Type 2 welded wire fabricshall be manufactured from uncoat
24、ed steel wire conforming toSpecification A82/A82M or Specification A853, and the fabricsubsequently zinc-coated by the hot-dip process, conforming toSpecification A123/A123M, Coating Grade 35 (minimum).Type 3 welded wire fabric shall be manufactured fromzinc-5 % a1uminum-mischmetal coated steel wire
25、 conformingto Specification A856/A856M, Class A coating (minimum).Type 4 welded wire fabric shall be manufactured from zinc-coated steel wire conforming to Specification A641/A641MClass 1 coating.6.2 Wire for welded wire mesh fence fabric shall beassembled by automatic machines or other suitable mec
26、hanicalmeans that will ensure accurate spacing and alignment of allmembers of the finished fabric. Longitudinal and transversemembers of the welded wire fabric shall be connected at everyintersection in accordance with the requirements of 13.4 by theprocess of electric resistance welding, which empl
27、oys theprinciple of fusion combined with pressure.6.3 The polymer coating used in the manufacture ofpolymer-coated welded wire mesh fence fabric shall conformto the properties in 8.2 and 8.3.6.3.1 The polymer-coated welded wire mesh fence fabricshall have the polymer coating fused and adhered onto t
28、hemetallic-coated welded wire fabric after fabrication of mesh.7. Mechanical PropertiesTensile Strength7.1 Tensile StrengthThe tensile strength of the wire usedfor the welded wire mesh fence fabric shall be soft, medium orhard in accordance with the requirements of SpecificationsA641/A641M (Type 1 a
29、nd 4),A856/A856M (Type 3) and hardTABLE 1 Panel SizesAMesh Size as Produced in PanelsPanels Vertical MeshSpacing (in.)Horizontal MeshSpacing (in.)Wire Diameter Panel Width for PostSpacings 6, 7, 8, and 10 ft(in.)Panel Length (Height) (ft)Gage in. mm0.5 2.0 11 0.120 3.06 74, 86, 98, 122 6 - 210.5 3.0
30、 8.5 0.155 3.93 75, 87, 99, 123 6 - 210.5 3.0 11 0.120 3.06 75, 87, 99, 123 6 - 212.0 2.0 11 0.120 3.06 74, 86, 98, 122 6 - 212.0 2.0 8.5 0.155 3.93 74, 86, 98, 122 6 - 212.0 2.0 6.5 0.185 4.70 74, 86, 98, 122 6 - 21APanels available up to 10 ft 6 in. in width (not all meshes) and 21 ft in length. T
31、he vertical mesh spacing is the distance measured from the top to the bottom. Thehorizontal mesh opening is the distance measured from left to right.F2453/F2453M 05 (2011)12drawn in accordance with Specification A82/A82M or Speci-fication A853 (Type 2). The cross-sectional area of the testspecimen s
32、hall be based on the diameter of the metallic coatedwire. (See Table 3.)8. Physical Properties8.1 Metallic CoatingThe minimum metallic coatingweight shall conform to the requirements of SpecificationA641/A641M, Class 3 coating for Type 1 and Type 2 andSpecification A856/A856M Class A coating for Typ
33、e 3.8.2 Polymer CoatedThe minimum coating weight of themetallic coated wire shall conform to the requirements ofSpecification A641/A641M Class 1 for Type 4.8.3 Polymer Coating on WireThe initial properties of thepolymer coating on the wire and welded wire fabric shall havea demonstrated ability to c
34、onform to the following require-ments:8.3.1 Salt Spray Exposure and Ultraviolet Light Exposure:8.3.1.1 The polymer coating shall show no effect after1000 h of salt spray exposure in accordance with PracticeB117.8.3.1.2 The polymer coating shall show no effect of expo-sure to ultraviolet light with t
35、est exposure of 1000 h usingapparatus Type E and 63C, when tested in accordance withPractice D1499.8.3.1.3 Evaluation of Coating after Salt Spray and Ultra-violet Exposure TestAfter 1000 h salt spray test and exposureto ultraviolet light as specified in 8.3.1.1 and 8.3.1.2, thepolymer coating shall
36、not show cracks, blisters or splits. Thechange in color, measured in terms of DE, shall not be morethan ten.8.3.2 AdhesionThe polymer coating shall adhere to thewire such that the coating breaks rather than separates from thewire when tested in accordance with 13.3.8.3.3 Mandrel BendThe polymer-coat
37、ed wire when sub-jected to a single 360 bend at 0F 18C around a mandrelten times the diameter of the wire, shall not exhibit breaks orcracks in the polymer coating.8.3.4 ColorUnless otherwise agreed upon between buyerand supplier, the color of the polymer-coated wire shallconform to Specification F9
38、34.9. Dimensions and Tolerances9.1 The diameter of metallic-coated wire shall conform toTable 3.9.2 The minimum thickness of the polymer coating, not tobe considered the finished gage, shall be as shown in Table 4.9.3 Welded wire mesh fence fabric shall have mesh open-ings as designated in Tables 1
39、and 2. Mesh opening shall beconsidered to be center-to-center distance between two con-secutive longitudinal or transverse wires as designated inFig. 1. The permissible tolerance is 618 in. 3.2 mm onmeshes 2 in. and above and116 in. 1.6 mm on meshes under2 inches.9.4 In panel or roll length, the per
40、missible tolerance shallnot exceed 614 in. 6.3 mm when measured overa6ftdirection. In all cases, the mesh count must be correct.9.5 The width and height of the mesh openings for weldedwire mesh fence fabric as installed on fence posts shall be asshown in Fig. 2.9.6 The flatness of panels shall confo
41、rm to the following:when a panel is laid on a flat surface, such that any lift is in themiddle of the panel, the maximum lift shall not exceed 2 in.50.8 mm.TABLE 2 Roll SizesAMesh Size as Produced in RollsVertical Mesh Spacing Horizontal Mesh Spacing Wire Diameter Roll Height (Width)in. mm in. mm Ga
42、ge in. mm ft1.0 25 1.0 25 12.5 0.99 2.51 3 - 10.51.0 25 1.0 25 11 .120 3.06 3 - 10.51.5 38 1.5 38 12.5 .099 2.51 3 - 10.51.5 38 1.5 38 11 .120 3.06 3 - 10.52.0 50 2.0 50 11 .120 3.06 3 - 10.52.0 50 2.0 50 10 .135 3.43 3 - 10.52.0 50 2.0 50 8.5 .155 3.93 3 - 10.52.0 50 2.0 50 6.5 .185 4.70 3 - 10.52.
43、4 60 2.4 60 10 .135 3.43 3 - 10.52.4 60 2.4 60 8.5 .155 3.93 3 - 10.52.0 50 0.5 13 11 .120 3.06 3 - 10.52.0 50 1.0 25 11 .120 3.06 3 - 10.52.0 50 1.0 25 10 .135 3.43 3 - 10.53.0 75 1.0 25 12.5 .099 2.51 3 - 10.53.0 75 1.0 25 11 .120 3.06 3 - 10.5ARolls available up to 10 ft 6 in. in width (not all m
44、eshes) in foot increments up to 100 ft in length. The vertical mesh spacing is the distance measured fromthetoptothe bottom. The horizontal mesh opening is the distance measured from left to right.TABLE 3 Breaking Strength of Core WireSpecified Diameter of Wire (Metallic Coated) Minimum Breaking Str
45、engthGage in. mm lb N12.5 0.099 2.51 400 177511 0.120 3.06 590 262010 0.135 3.43 750 33358.5 0.155 3.93 990 44006.5 0.185 4.70 1410 6270TABLE 4 Thickness of Polymer CoatingMinimum Thickness at Any Pointin. mm.004 .10F2453/F2453M 05 (2011)1310. Workmanship10.1 Wire of proper grade and quality, when f
46、abricated inthe manner herein required, shall result in a strong, serviceablemesh-type product having substantially square or rectangularopenings. It shall be fabricated and finished in a workmanlikemanner, as determined by visual inspection, and shall conformto this specification.FIG. 1 Center to C
47、enterFIG. 2 How to Describe Mesh SpacingF2453/F2453M 05 (2011)1411. Sampling11.1 Sampling for determining the mechanical and physicalproperties of the welded wire fabric shall be obtained bycutting from the finished fabric a full-width section of sufficientlength to perform testing.12. Number of Tes
48、ts12.1 Perform a minimum of four tests for conformance totensile strength of metallic coated wire, weld shear strength,wire and fabric dimensions, metallic coating weight, polymercoating thickness, adhesion of polymer coating, and mandrelbend from each 200,000 ft218,587 m2 of fabric or remainingfrac
49、tion thereof.13. Test Methods13.1 Metallic Coating WeightPerform coating weighttests in accordance with Test Methods A90/A90M.13.2 Polymer Coating Thickness:13.2.1 Determine the thickness of the polymer coating on anindividual piece of wire removed from the fabric.13.2.2 Determine the diameter of the metallic coated wireafter stripping the polymer coating by chemical means. Deter-mine the thickness of the polymer coating by scraping thecoating from one side of the wire and measuring the reduceddiameter with a micromete
