1、Designation: F 626 96a (Reapproved 2003)Standard Specification forFence Fittings1This standard is issued under the fixed designation F 626; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in pare
2、ntheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers the materials, coating require-ments, and inspection of fence accessories for chain-link fencefor the following:1.1.1 Post
3、 and line caps,1.1.2 Rail and brace ends,1.1.3 Top rail sleeves,1.1.4 Tie wires, clips, and fasteners,1.1.5 Tension and brace bands,1.1.6 Tension bars,1.1.7 Truss rod assembly,1.1.8 Barbed wire arms,1.1.9 Color coating of fittings, and1.1.10 Fitting size terminology.1.2 The values stated in inch-pou
4、nd units are to be regardedas the standard. The SI values given in parentheses are forinformation only.2. Referenced Documents2.1 ASTM Standards:A 641 Specification for Zinc-Coated (Galvanized) CarbonSteel Wire2A 641M Specification for Zinc-Coated (Galvanized) Car-bon Steel Wire (Metric)2A 809 Speci
5、fication for Aluminum-Coated (Aluminized)Carbon Steel Wire2A 817 Specification for Metallic-Coated Steel Wire forChain Link Fence Fabric2B 26/B 26M Specification for Aluminum-Alloy Sand Cast-ings3B 85 Specification for Aluminum-Alloy Die Castings3B 108 Specification for Aluminum-Alloy Permanent Mold
6、Castings3B 117 Practice for Operating Salt Spray (Fog) TestingApparatus4B 209 Specification for Aluminum and Aluminum-AlloySheet and Plate3B 209M Specification for Aluminum and Aluminum-AlloySheet and Plate (Metric)3B 211 Specification for Aluminum and Aluminum-AlloyBar, Rod, and Wire3B 211M Specifi
7、cation for Aluminum and Aluminum-AlloyBar, Rod, and Wire (Metric)3B 221 Specification for Aluminum-Alloy Extruded Bars,Rods, Wire, Shapes, and Tubes3B 221M Specification for Aluminum-Alloy Extruded Bars,Rods, Wire, Shapes, and Tubes (Metric)3B 429 Specification for Aluminum-Alloy Extruded Struc-tura
8、l Pipe and Tube3B 800 Specification for 8000 Series Aluminum Alloy Wirefor Electrical Purposes: Annealed and Intermediate Tem-persF 552 Terminology Relating to Chain Link Fencing2F 668 Specification for Poly(Vinyl Chloride) (PVC)-CoatedSteel Chain-Link Fence Fabric2F 934 Specification for Standard C
9、olors for Polymer CoatedChain Link Fence Materials22.2 U.S. Government Standard:MIL-R-60346-C Roving, Glass, Fibrous (For Prepreg Tapeand Roving, Filament Winding, and Pultrusion Applica-tions)53. Post and Line Caps3.1 Post and line caps shall be fabricated from pressed steelor cast iron and hot-dip
10、 galvanized with a minimum of 1.2oz/ft2366 g/m2 of zinc coating of surface area, or fromaluminum alloy 360.0 conforming to die cast SpecificationB 85, or sand cast or permanent mold alloy 356.0 or 713.0conforming to Specification B 26/B 26M or B 108.3.2 Post and line caps shall be designed to fit sn
11、ugly overposts and exclude moisture from inside when tubular posts areused.1This specification is under the jurisdiction of ASTM Committee F14 on Fencesand is the direct responsibility of Subcommittee F14.40 on Chain Link Fence andWire Accessories.Current edition approved January 10, 2003. Published
12、 March 2003. Originallyapproved in 1979. Last previous edition approved in 1996 as F 626 - 96a.2Annual Book of ASTM Standards, Vol 01.06.3Annual Book of ASTM Standards, Vol 02.02.4Annual Book of ASTM Standards, Vol 03.02.5Available from Standardization Documents Order Desk, Bldg. 4 Section D, 700Rob
13、bins Ave., Philadelphia, PA 191115094, Attn: NPODS.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.4. Rail and Brace Ends4.1 Rail and brace ends, when required, shall be fabricatedfrom pressed steel or cast iron, and hot-dip galvaniz
14、ed with aminimum of 1.2 oz/ft2366 g/m2 of zinc coating of surfacearea, or from aluminum alloy 360.0 (see Specification B 85), oralloy 356.0 or 713.0 (see Specification B 26/B 26M or Speci-fication B 108).4.2 Rail and brace ends, or other approved means ofconnection, shall be provided when top rail o
15、r brace arerequired.5. Top Rail Sleeves5.1 Top rail sleeves shall be fabricated from pressed steel orround steel tubing and hot-dip galvanized with a minimum of1.2 oz/ft2366 g/m2 of zinc coating of surface area, or fromaluminum alloy 6063-T6 (see Specification B 221, B 221M orSpecification B 429).5.
16、2 Rail sleeve material shall be a minimum of 0.051 in. 1.3mm in thickness if steel, or a minimum of 0.062 in. 1.8 mmin thickness if aluminum alloy, and a minimum of 6 in. 152.4mm in length.5.3 The rail sleeve must be fabricated to prevent movementalong the rail.6. Tie Wires and Clips6.1 Tie wires or
17、 clips, or both, for attaching chain-link fabricto round tubular or rectangular roll-formed horizontal rails andintermediate posts shall be one of the following systems, asselected by the purchaser:6.1.1 Standard Round Wire Ties with either a preformedhook or pigtail at one end, designed to engage o
18、ne picket of thechain-link fabric at the preformed end, wrap around the rail orpost a minimum of 180, and wrap around one picket of thechain link fabric at least one full turn at the other end in amanner that will draw up tightly around the rail or post.Standard round wire ties shall be of one of th
19、e followingmaterials, as selected by the purchaser:6.1.1.1 Twelve-gage (0.106 6 0.004-in. 2.69 6 0.10-mm)steel with a tensile strength range from 55 to 65 ksi and withone of the following coatings, as selected by the purchaser:(1) A minimum of 0.80 oz/ft2230 g/m2 of zinc inaccordance with Specificat
20、ion A 641 (A 641M), Class 3 or Acoating.(2) A minimum of 0.35 oz/ft2107 g/m2 of aluminum inaccordance with Specification A 809.6.1.1.2 Nine-gage (0.148 6 0.005-in. 3.76 6 0.10-mm)steel with a tensile strength range from 55 to 65 ksi and withone of the following coatings, as selected by the purchaser
21、:(1) A minimum of 0.90 oz/ft2270 g/m2 of zinc inaccordance with Specification A 641 (A 641M), Class 3 or Acoating.(2) A minimum of 0.40 oz/ft2122 g/m2 of aluminum inaccordance with Specification A 809.NOTE 1Heavier zinc coatings than those listed in 6.1.1.1 (1) and6.1.1.2 (1) may be specified if des
22、ired, to match the minimum zinc coatingspecified for the fence fabric.6.1.1.3 Nine-gage (0.148 6 0.005-in. 3.76 6 0.125-mm)or (6-gage 0.192 6 0.005-in. 4.88 6 0.125-mm) aluminumAlloy 1350-H19 or approved equal.6.1.2 High-Security Round Wire Ties shall be one of thefollowing, as selected by the purch
23、aser:6.1.2.1 Power-Fastened Round Wire Ties, preformed to theradius of the rail or post and configurated to wrap a full 360around the rail or post and minimum of one complete diamondof the chain-link fabric. The two ends of the tie shall bepreformed in such a manner that they can be twisted together
24、in a close helix of 112 machine turns, which is equivalent to 3full twists, thereby drawing up tightly around the rail or postand the chain-link fabric. Power-fastened round wire ties shallbe of either 6-gage (0.192 6 0.005-in. 4.88 6 0.125-mm) or9-gage (0.148 6 0.005-in. 3.76 6 0.125-mm) steel asse
25、lected by the purchaser, with a tensile strength range from 65to 75 ksi, and with one of the following coatings, as selected bythe purchaser:(1) A minimum of 2.00 oz/ft2600 g/m2 of zinc for 6-gageor 1.80 oz/ft2540 g/m2 of zinc for 9-gage in accordance withSpecification A 641 (A 641M), Class B coatin
26、g.(2) A minimum of 0.40 oz/ft2122 g/m2 of aluminum for6-gage or 9-gage in accordance with Specification A 809.6.1.2.2 Manually Fastened Round Wire Ties, of sufficientlength to weave through the fence fabric, wrap around the postor rail a full 360 and be twisted securely with three full twists.At the
27、 contractors option, these ties may be power twisted.After twisting, the protruding wire ends shall be cut off toprevent untwisting by hand. Manually fastened round wire tiesshall be of either 6-gage (0.192 6 0.005-in. 4.88 6 0.125mm) or 9-gage (0.148 6 0.005-in. 3.76 6 0.125-mm) steelas selected by
28、 the purchaser, with a tensile strength range from55 to 65 ksi, and with one of the following coatings, as selectedby the purchaser:(1) A minimum of 1.2 oz/ft2366 g/m2 of zinc in accor-dance with Specification A 817, Type 2, Class 1.(2) A minimum of 0.40 oz/ft2122 g/m2 of aluminum inaccordance with
29、Specification A 809.6.1.3 Interlocking Flat Wire Ties, preformed to the radius ofthe rail or post and configurated to wrap a full 360 around therail or post and one picket of the chain-link fabric. The ends ofthe tie shall be preformed in such a manner that they willinterlock and flatten down into a
30、 double closed loop against therail or post. Interlocking flat wire ties shall be fabricated from0.0625 by 0.375-in. 1.59 by 9.53-mm flat aluminum Alloy5052-H32 wire with a tolerance of 60.005 in. 61.25 mm.6.1.4 Power-Driven Fasteners, consisting of a knurled pinof carbon steel, heat treated to a ha
31、rdness of RC 5256 and aminimum tensile strength of 240 000 psi 1655 MPa. Finishshall be zinc electroplating of 0.0003-in. 0.0076-mm mini-mum thickness, evaluated for corrosion resistance for 72consecutive hours with no signs of rust or corrosion whentested in accordance with Practice B 117. Cap shal
32、l be Type304 stainless steel332 in. 2.38 mm thick. For 9-gage or11-gage fabric other than38-in. 9.53-mm mesh, the pin shallbe 1 in. 25.4 mm long. For38-in. mesh and 6-gage fabric, thepin shall be 114 in. 31.75 mm long.F 626 96a (2003)26.2 Round wire clips for attaching chain-link fabric toH-beam pos
33、ts shall be a minimum of 7-gage (0.177 60.005-in. 4.50 6 0.125-mm) wire, preformed and configu-rated to engage both edges of the fabric side of the flange of theH-beam and one picket of the chain-link fabric. Round wireclips for H-beam posts shall be fabricated from either steel wirewith a minimum o
34、f 0.90 oz/ft2275 g/m2 of zinc coating inaccordance with Specification A 641 (A 641M), Class 3 or Acoating, or aluminum Alloy 1350-H19 wire.6.3 Round wire hog rings for attaching chain-link fabric tohorizontal tension wire shall be either 12-gage (0.106 60.005-in. 2.69 6 0.125-mm) steel wire with a m
35、inimum of0.80 oz/ft2230 g/m2 of zinc coating in accordance withSpecification A 641 (A 641M), Class 3 or A coating, or 9-gage(0.148 6 0.005-in. 3.76 6 0.125-mm) aluminum Alloy1350-H19 wire.6.4 Round metallic-coated steel tie wires, clips, and hogrings shall withstand all forming or twisting operation
36、s, orboth, without cracking or flaking of the coating to such anextent that any zinc or aluminum can be removed by rubbingwith the bare fingers.NOTE 2Loosening or detachment during forming or twisting opera-tions, or both, of superficial, small particles of coating metal formed bymechanical polishin
37、g of the surface of the coating wire shall not beconsidered cause for rejection.6.5 Where specified, round metallic-coated tie wires, clips,and hog rings shall be polymer coated to match the color of thechain-link fabric, as selected from Specification F 934. Thecoating process and metallic-coated c
38、ore wire materials shallbe in accordance with Specification F 668. The diameter of themetallic-coated core wire shall be identical to that specified forthe chain-link fabric, but shall not be smaller than 11 gage(0.120 6 0.005 in. 3.05 6 0.125 mm) and not larger than 9gage (0.148 6 0.005 in. 3.76 6
39、0.125 mm). The tensilestrength of the core wire constituting the tie wires, clips, andhog rings shall be suitable to accommodate a manual or powerfastening process without causing damage to the metallic orpolymer coatings.NOTE 3Although rust formation on the cut ends or other unprotectedsurface area
40、s of steel tie wires is primarily an inherent characteristic ofaluminum coated steel wire, rejections of material exhibiting this condi-tion will not be warranted irrespective of the core wire material employedunless it causes significant and noticeable staining of the tie, the chain-linkfabric, the
41、 post surface, or the rail surface.7. Tension and Brace Bands7.1 Tension and brace bands shall be fabricated frompressed steel and hot-dip galvanized with a minimum of 1.2oz/ft2366 g/m2 of zinc coating of surface area, or fromaluminum alloy 6063-T5, 6063-T6, or 8176H19 (see Speci-fication B 211, B 2
42、11M, B 221, B 221M, or B 800).7.2 Tension bands shall be a minimum of 14 gage (0.074 in.1.88 mm) in thickness and a minimum of34 in. 19.05 mmin width.7.3 Brace bands shall be a minimum of 12 gage (0.105 in.2.66 mm) in thickness and a minimum of34 in. 19.05 mmin width.8. Tension Bars8.1 Steel tension
43、 bars shall be fabricated from merchantquality steel and hot-dip galvanized with a minimum of 1.2oz/ft2366 g/m2 of zinc coating of surface area.8.2 Fiberglass tension bars shall be manufactured fromunidirectional E-glass fibers in accordance with MIL-R-60346-C and processed to produce the desired sh
44、ape andmechanical properties. The outer surface shall consist of aminimum average 1.5 mil (0.0015 in. 0.038 mm) thickweather resistant plastic coating.8.3 Aluminum alloy tension bars shall be 6061-T6 or6063-T6 alloy (see Specification B 221M or B 221M).8.4 Steel or fiberglass tension bars used to co
45、nnect 134 in.44.5 mm and 2 in. 50 mm mesh fabric to end, gate andcorner posts shall be a minimum of316 in. 4.8 mm by58 in.15.9 mm for fabric heights up to 5 ft 1.52 m and a minimumof316 in. 4.9 mm by34 in. 19.1 mm for fabric heights over5 ft 1.52 m. Steel, fiberglass, or aluminum alloy tension barsu
46、sed to connect 1 in. 25.4 mm mesh fabric to end, gate andcorner posts shall be a minimum of14in. 6.4 mm by38 in.9.5 mm.8.5 Aluminum alloy tension bars used to connect 134 in.44.5 mm and 2 in. 50 mm mesh fabric to end, gate andcorner posts shall be a minimum of14 in. 6.4 mm by34 in.19.1 mm.8.6 Minimu
47、m lengths of tension bar shall be 2 in. 50 mmless than the full height of the chain link fabric.9. Truss Rod Assembly9.1 Steel truss rods shall be fabricated from516 in. 7.9 mmmerchant quality rod and it and all related devices shall behot-dip galvanized after threading with a minimum of 1.2oz/ft236
48、6 g/m2 of zinc coating of surface area.9.2 Aluminum alloy truss rods shall be fabricated from38in. 9.5 mm alloy 6061-T6 (see Specification B 211 orB 211M or B 221 or B 221M). Aluminum truss rod tightenersshall be alloy 356-T6 or 713T5 (see Specifications B 26/B 26M or B 28) or alloy 6061-T6 (see Spe
49、cification B 211 orB 221).9.3 Truss rod and tightener shall be capable of withstandinga tension of 2000 lb 907 kg.10. Barbed Wire Arms10.1 Barbed wire arms shall be fabricated from pressed steelor cast iron, and hot-dip galvanized with a minimum of 1.2oz/ft2366 g/m2 of zinc coating of surface area, or fromAluminum alloy 360 (see Specification B 85), or 356-T6 (seeSpecification B 26/B 26M and B 108). Aluminum Barb ArmBlades shal
