ASTM F626-96a(2003)
(Specification)Standard Specification for Fence Fittings
Standard Specification for Fence Fittings
SCOPE
1.1 This specification covers the materials, coating requirements, and inspection of fence accessories for chain-link fence for the following:
1.1.1 Post 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, and
1.1.10 Fitting size terminology.
1.2 The values stated in inch-pound units are to be regarded as the standard. The SI values given in parentheses are for information only.
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Standards Content (Sample)
NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information
Designation: F 626 – 96a (Reapproved 2003)
Standard Specification for
Fence Fittings
This standard is issued under the fixed designation F 626; 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 reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
1. Scope B 209 Specification for Aluminum and Aluminum-Alloy
Sheet and Plate
1.1 This specification covers the materials, coating require-
B 209M Specification for Aluminum and Aluminum-Alloy
ments, and inspection of fence accessories for chain-link fence
Sheet and Plate (Metric)
for the following:
B 211 Specification for Aluminum and Aluminum-Alloy
1.1.1 Post and line caps,
Bar, Rod, and Wire
1.1.2 Rail and brace ends,
B 211M Specification for Aluminum and Aluminum-Alloy
1.1.3 Top rail sleeves,
Bar, Rod, and Wire (Metric)
1.1.4 Tie wires, clips, and fasteners,
B 221 Specification for Aluminum-Alloy Extruded Bars,
1.1.5 Tension and brace bands,
Rods, Wire, Shapes, and Tubes
1.1.6 Tension bars,
B 221M Specification for Aluminum-Alloy Extruded Bars,
1.1.7 Truss rod assembly,
Rods, Wire, Shapes, and Tubes (Metric)
1.1.8 Barbed wire arms,
B 429 Specification for Aluminum-Alloy Extruded Struc-
1.1.9 Color coating of fittings, and
tural Pipe and Tube
1.1.10 Fitting size terminology.
B 800 Specification for 8000 Series Aluminum Alloy Wire
1.2 The values stated in inch-pound units are to be regarded
for Electrical Purposes: Annealed and Intermediate Tem-
as the standard. The SI values given in parentheses are for
pers
information only.
F 552 Terminology Relating to Chain Link Fencing
2. Referenced Documents
F 668 Specification for Poly(Vinyl Chloride) (PVC)-Coated
Steel Chain-Link Fence Fabric
2.1 ASTM Standards:
F 934 Specification for Standard Colors for Polymer Coated
A 641 Specification for Zinc-Coated (Galvanized) Carbon
Chain Link Fence Materials
Steel Wire
2.2 U.S. Government Standard:
A 641M Specification for Zinc-Coated (Galvanized) Car-
MIL-R-60346-C Roving, Glass, Fibrous (For Prepreg Tape
bon Steel Wire (Metric)
and Roving, Filament Winding, and Pultrusion Applica-
A 809 Specification for Aluminum-Coated (Aluminized)
tions)
Carbon Steel Wire
A 817 Specification for Metallic-Coated Steel Wire for
3. Post and Line Caps
Chain Link Fence Fabric
3.1 Post and line caps shall be fabricated from pressed steel
B 26/B 26M Specification for Aluminum-Alloy Sand Cast-
3 or cast iron and hot-dip galvanized with a minimum of 1.2
ings
oz/ft [366 g/m ] of zinc coating of surface area, or from
B 85 Specification for Aluminum-Alloy Die Castings
aluminum alloy 360.0 conforming to die cast Specification
B 108 Specification for Aluminum-Alloy Permanent Mold
B 85, or sand cast or permanent mold alloy 356.0 or 713.0
Castings
conforming to Specification B 26/B 26M or B 108.
B 117 Practice for Operating Salt Spray (Fog) Testing
3.2 Post and line caps shall be designed to fit snugly over
Apparatus
posts and exclude moisture from inside when tubular posts are
used.
This specification is under the jurisdiction ofASTM Committee F14 on Fences
and is the direct responsibility of Subcommittee F14.40 on Chain Link Fence and
Wire Accessories.
Current edition approved January 10, 2003. Published March 2003. Originally
approved in 1979. Last previous edition approved in 1996 as F 626 - 96a.
Annual Book of ASTM Standards, Vol 01.06.
3 5
Annual Book of ASTM Standards, Vol 02.02. Available from Standardization Documents Order Desk, Bldg. 4 Section D, 700
Annual Book of ASTM Standards, Vol 03.02. Robbins Ave., Philadelphia, PA 19111–5094, Attn: NPODS.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
F 626 – 96a (2003)
4. Rail and Brace Ends 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]) aluminum
4.1 Rail and brace ends, when required, shall be fabricated
Alloy 1350-H19 or approved equal.
from pressed steel or cast iron, and hot-dip galvanized with a
2 2
6.1.2 High-Security Round Wire Ties shall be one of the
minimum of 1.2 oz/ft [366 g/m ] of zinc coating of surface
following, as selected by the purchaser:
area,orfromaluminumalloy360.0(seeSpecificationB 85),or
alloy 356.0 or 713.0 (see Specification B 26/B 26M or Speci- 6.1.2.1 Power-Fastened Round Wire Ties, preformed to the
fication B 108). radius of the rail or post and configurated to wrap a full 360°
around the rail or post and minimum of one complete diamond
4.2 Rail and brace ends, or other approved means of
of the chain-link fabric. The two ends of the tie shall be
connection, shall be provided when top rail or brace are
preformed in such a manner that they can be twisted together
required.
in a close helix of 1 ⁄2 machine turns, which is equivalent to 3
full twists, thereby drawing up tightly around the rail or post
5. Top Rail Sleeves
and the chain-link fabric. Power-fastened round wire ties shall
5.1 Top rail sleeves shall be fabricated from pressed steel or
be of either 6-gage (0.192 6 0.005-in. [4.88 6 0.125-mm]) or
round steel tubing and hot-dip galvanized with a minimum of
9-gage (0.148 6 0.005-in. [3.76 6 0.125-mm]) steel as
2 2
1.2 oz/ft [366 g/m ] of zinc coating of surface area, or from
selected by the purchaser, with a tensile strength range from 65
aluminum alloy 6063-T6 (see Specification B 221, B 221M or
to75ksi,andwithoneofthefollowingcoatings,asselectedby
Specification B 429).
the purchaser:
5.2 Railsleevematerialshallbeaminimumof0.051in.[1.3
2 2
(1) Aminimum of 2.00 oz/ft [600 g/m ] of zinc for 6-gage
mm] in thickness if steel, or a minimum of 0.062 in. [1.8 mm]
2 2
or 1.80 oz/ft [540 g/m ] of zinc for 9-gage in accordance with
in thickness if aluminum alloy, and a minimum of 6 in. [152.4
Specification A 641 (A 641M), Class B coating.
mm] in length.
2 2
(2) A minimum of 0.40 oz/ft [122 g/m ] of aluminum for
5.3 The rail sleeve must be fabricated to prevent movement
6-gage or 9-gage in accordance with Specification A 809.
along the rail.
6.1.2.2 Manually Fastened Round Wire Ties, of sufficient
length to weave through the fence fabric, wrap around the post
6. Tie Wires and Clips
or rail a full 360° and be twisted securely with three full twists.
6.1 Tiewiresorclips,orboth,forattachingchain-linkfabric
At the contractor’s option, these ties may be power twisted.
to round tubular or rectangular roll-formed horizontal rails and
After twisting, the protruding wire ends shall be cut off to
intermediate posts shall be one of the following systems, as
prevent untwisting by hand. Manually fastened round wire ties
selected by the purchaser:
shall be of either 6-gage (0.192 6 0.005-in. [4.88 6 0.125
6.1.1 Standard Round Wire Ties with either a preformed
mm]) or 9-gage (0.148 6 0.005-in. [3.76 6 0.125-mm]) steel
hook or pigtail at one end, designed to engage one picket of the
as selected by the purchaser, with a tensile strength range from
chain-link fabric at the preformed end, wrap around the rail or
55to65ksi,andwithoneofthefollowingcoatings,asselected
post a minimum of 180°, and wrap around one picket of the
by the purchaser:
chain link fabric at least one full turn at the other end in a
2 2
(1) A minimum of 1.2 oz/ft [366 g/m ] of zinc in accor-
manner that will draw up tightly around the rail or post.
dance with Specification A 817, Type 2, Class 1.
Standard round wire ties shall be of one of the following
2 2
(2) A minimum of 0.40 oz/ft [122 g/m ] of aluminum in
materials, as selected by the purchaser:
accordance with Specification A 809.
6.1.1.1 Twelve-gage (0.106 6 0.004-in. [2.69 6 0.10-mm])
6.1.3 InterlockingFlatWireTies, preformed to the radius of
steel with a tensile strength range from 55 to 65 ksi and with
the rail or post and configurated to wrap a full 360° around the
one of the following coatings, as selected by the purchaser:
2 2 rail or post and one picket of the chain-link fabric. The ends of
(1) A minimum of 0.80 oz/ft [230 g/m ] of zinc in
the tie shall be preformed in such a manner that they will
accordance with Specification A 641 (A 641M), Class 3 or A
interlock and flatten down into a double closed loop against the
coating.
rail or post. Interlocking flat wire ties shall be fabricated from
2 2
(2) A minimum of 0.35 oz/ft [107 g/m ] of aluminum in
0.0625 by 0.375-in. [1.59 by 9.53-mm] flat aluminum Alloy
accordance with Specification A 809.
5052-H32 wire with a tolerance of 60.005 in. [61.25 mm].
6.1.1.2 Nine-gage (0.148 6 0.005-in. [3.76 6 0.10-mm])
6.1.4 Power-Driven Fasteners, consisting of a knurled pin
steel with a tensile strength range from 55 to 65 ksi and with
of carbon steel, heat treated to a hardness of RC 52–56 and a
one of the following coatings, as selected by the purchaser:
minimum tensile strength of 240 000 psi [1655 MPa]. Finish
2 2
(1) A minimum of 0.90 oz/ft [270 g/m ] of zinc in
shall be zinc electroplating of 0.0003-in. [0.0076-mm] mini-
accordance with Specification A 641 (A 641M), Class 3 or A
mum thickness, evaluated for corrosion resistance for 72
coating.
consecutive hours with no signs of rust or corrosion when
2 2
(2) A minimum of 0.40 oz/ft [122 g/m ] of aluminum in
tested in accordance with Practice B 117. Cap shall be Type
accordance with Specification A 809.
304 stainless steel ⁄32 in. [2.38 mm] thick. For 9-gage or
11-gage fabric other than ⁄8-in. [9.53-mm] mesh, the pin shall
NOTE 1—Heavier zinc coatings than those listed in 6.1.1.1 (1) and
be 1 in. [25.4 mm] long. For ⁄8-in. mesh and 6-gage fabric, the
6.1.1.2 (1) may be specified if desired, to match the minimum zinc coating
specified for the fence fabric. pin shall be 1 ⁄4 in. [31.75 mm] long.
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