ASTM F626-08(2013)
(Specification)Standard Specification for Fence Fittings
Standard Specification for Fence Fittings
ABSTRACT
This specification covers the materials, coating requirements, and inspection of the following fence accessories that are used for chain-link fences: post and line caps; rail and brace ends; top rail sleeves; tie wires, clips, and fasteners; tension and brace bands; tension bars; truss rod assembly; barbed wire arms; color coating of fittings; and fitting size terminology.
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.
General Information
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Standards Content (Sample)
NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
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Designation:F626 −08(Reapproved 2013)
Standard Specification for
Fence Fittings
ThisstandardisissuedunderthefixeddesignationF626;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginal
adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.Asuperscript
epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope B209M Specification for Aluminum and Aluminum-Alloy
Sheet and Plate (Metric)
1.1 This specification covers the materials, coating
B211 Specification for Aluminum and Aluminum-Alloy
requirements, and inspection of fence accessories for chain-
Rolled or Cold Finished Bar, Rod, and Wire
link fence for the following:
B211M Specification for Aluminum and Aluminum-Alloy
1.1.1 Post and line caps,
Rolled or Cold-Finished Bar, Rod, and Wire (Metric)
1.1.2 Rail and brace ends,
B221 Specification forAluminum andAluminum-Alloy Ex-
1.1.3 Top rail sleeves,
truded Bars, Rods, Wire, Profiles, and Tubes
1.1.4 Tie wires, clips, and fasteners,
B221M Specification for Aluminum and Aluminum-Alloy
1.1.5 Tension and brace bands,
Extruded Bars, Rods, Wire, Profiles, and Tubes (Metric)
1.1.6 Tension bars,
B429/B429M Specification for Aluminum-Alloy Extruded
1.1.7 Truss rod assembly,
Structural Pipe and Tube
1.1.8 Barbed wire arms,
B800 Specification for 8000 Series Aluminum Alloy Wire
1.1.9 Color coating of fittings, and
for Electrical Purposes—Annealed and Intermediate Tem-
1.1.10 Fitting size terminology.
pers
1.2 The values stated in inch-pound units are to be regarded
F552 Terminology Relating to Chain Link Fencing
as the standard. The SI values given in parentheses are for
F668 Specification for Polyvinyl Chloride (PVC), Polyolefin
information only.
and Other Polymer-Coated Steel Chain Link Fence Fabric
F934 Specification for Colors for Polymer-Coated Chain
2. Referenced Documents
Link Fence Materials
2.1 ASTM Standards:
2.2 U.S. Government Standard:
A641/A641M Specification for Zinc–Coated (Galvanized)
MIL-R-60346-C Roving, Glass, Fibrous (For Prepreg Tape
Carbon Steel Wire
and Roving, Filament Winding, and Pultrusion Applica-
A809 Specification for Aluminum-Coated (Aluminized) 3
tions)
Carbon Steel Wire
A817 Specification for Metallic-Coated Steel Wire for
3. Post and Line Caps
Chain-Link Fence Fabric and Marcelled Tension Wire
3.1 Post and line caps shall be fabricated from pressed steel
B26/B26M Specification for Aluminum-Alloy Sand Cast-
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
B85 Specification for Aluminum-Alloy Die Castings
aluminum alloy 360.0 conforming to die cast Specification
B108 Specification for Aluminum-Alloy Permanent Mold
B85, or sand cast or permanent mold alloy 356.0 or 713.0
Castings
conforming to Specification B26/B26M or B108.
B117 Practice for Operating Salt Spray (Fog) Apparatus
3.2 Post and line caps shall be designed to fit snugly over
B209 Specification for Aluminum and Aluminum-Alloy
posts and exclude moisture from inside when tubular posts are
Sheet and Plate
used.
This specification is under the jurisdiction ofASTM Committee F14 on Fences
4. Rail and Brace Ends
and is the direct responsibility of Subcommittee F14.40 on Chain Link Fence and
Wire Accessories. 4.1 Rail and brace ends, when required, shall be fabricated
Current edition approved March 1, 2013. Published March 2013. Originally
from pressed steel or cast iron, and hot-dip galvanized with a
approved in 1979. Last previous edition approved in 2008 as F626 - 08. DOI:
2 2
minimum of 1.2 oz/ft (366 g/m ) of zinc coating of surface
10.1520/F0626-08R13.
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
Standards volume information, refer to the standard’s Document Summary page on AvailablefromStandardizationDocumentsOrderDesk,Bldg.4SectionD,700
the ASTM website. 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
F626−08 (2013)
NOTE 1—Heavier zinc coatings than those listed in 6.1.1.1 (1) and
area, or from aluminum alloy 360.0 (see Specification B85), or
6.1.1.2(1)maybespecifiedifdesired,tomatchtheminimumzinccoating
alloy 356.0 or 713.0 (see Specification B26/B26M or Specifi-
specified for the fence fabric.
cation B108).
6.1.1.3 Nine-gage (0.148 6 0.005-in. (3.76 6 0.125-mm))
4.2 Rail and brace ends, or other approved means of
or (6-gage 0.192 6 0.005-in. (4.88 6 0.125-mm)) aluminum
connection, shall be provided when top rail or brace are
Alloy 1350-H19 or approved equal.
required.
6.1.2 High-Security Round Wire Ties shall be one of the
following, as selected by the purchaser:
5. Top Rail Sleeves
6.1.2.1 Power-Fastened Round Wire Ties, preformed to the
5.1 Top rail sleeves shall be fabricated from pressed steel or
radius of the rail or post and configurated to wrap a full 360°
round steel tubing and hot-dip galvanized with a minimum of
around the rail or post and minimum of one complete diamond
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1.2 oz/ft (366 g/m ) of zinc coating of surface area, or from
of the chain-link fabric. The two ends of the tie shall be
aluminum alloy 6063-T6 (see Specification B221, B221M or
preformed in such a manner that they can be twisted together
Specification B429/B429M). 1
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
5.2 Railsleevematerialshallbeaminimumof0.051in.(1.3
and the chain-link fabric. Power-fastened round wire ties shall
mm) in thickness if steel, or a minimum of 0.062 in. (1.8 mm)
be of either 6-gage (0.192 6 0.005-in. (4.88 6 0.125-mm)) or
in thickness if aluminum alloy, and a minimum of 6 in. (152.4
9-gage (0.148 6 0.005-in. (3.76 6 0.125-mm)) steel as
mm) in length.
selected by the purchaser, with a tensile strength range from 65
5.3 The rail sleeve must be fabricated to prevent movement
to75ksi,andwithoneofthefollowingcoatings,asselectedby
along the rail.
the purchaser:
2 2
(1) Aminimum of 2.00 oz/ft (600 g/m ) of zinc for 6-gage
6. Tie Wires and Clips 2 2
or 1.80 oz/ft (540 g/m ) of zinc for 9-gage in accordance with
6.1 Tiewiresorclips,orboth,forattachingchain-linkfabric Specification A641 (A641M), Class B coating.
2 2
to round tubular or rectangular roll-formed horizontal rails and
(2) A minimum of 0.40 oz/ft (122 g/m ) of aluminum for
intermediate posts shall be one of the following systems, as
6-gage or 9-gage in accordance with Specification A809.
selected by the purchaser:
6.1.2.2 Manually Fastened Round Wire Ties, of sufficient
6.1.1 Standard Round Wire Ties with either a preformed
length to weave through the fence fabric, wrap around the post
hookorpigtailatoneend,shallbedesignedofsufficientlength
or rail a full 360° and be twisted securely with three full twists.
to engage one picket of the chain-link fabric at the preformed
At the contractor’s option, these ties may be power twisted.
end of the tie by wrapping it with two 360 degree turns and
After twisting, the protruding wire ends shall be cut off to
then wrapping the body of the tie around the rail or post a
prevent untwisting by hand. Manually fastened round wire ties
minimum of 180 degrees.The opposite end of the tie should be
shall be of either 6-gage (0.192 6 0.005-in. (4.88 6 0.125
secured to the nearest chain-link fabric picket on this other side
mm)) or 9-gage (0.148 6 0.005-in. (3.76 6 0.125-mm)) steel
of the post or rail also with two 360 degree wraps. The final
as selected by the purchaser, with a tensile strength range from
process of tightening the tie on the fabric picket wire should
55to65ksi,andwithoneofthefollowingcoatings,asselected
draw the fabric and the main body to the tie tightly to the rail
by the purchaser:
2 2
or post. Care must be taken to ensure that the ends of the ties
(1) A minimum of 1.2 oz/ft (366 g/m ) of zinc in accor-
or clips do not protrude beyond the vertical plane on either side
dance with Specification A817, Type 2, Class 1.
2 2
of the chain-link fabric to avoid injury to pedestrians in contact
(2) A minimum of 0.40 oz/ft (122 g/m ) of aluminum in
with the fence. Standard round wire ties shall be of one of the
accordance with Specification A809.
following materials, as selected by the purchaser:
6.1.3 InterlockingFlatWireTies, preformed to the radius of
6.1.1.1 Twelve-gage (0.106 6 0.004-in. (2.69 6 0.10-mm))
the rail or post and configurated to wrap a full 360° around the
steel with a tensile strength range from 55 to 65 ksi and with
rail or post and one picket of the chain-link fabric. The ends of
one of the following coatings, as selected by the purchaser:
the tie shall be preformed in such a manner that they will
2 2
(1) A minimum of 0.80 oz/ft (230 g/m ) of zinc in
interlock and flatten down into a double closed loop against the
accordance with Specification A641 (A641M), Class 3 or A
rail or post. Interlocking flat wire ties shall be fabricated from
coating.
0.0625 by 0.375-in. (1.59 by 9.53-mm) flat aluminum Alloy
2 2
(2) A minimum of 0.35 oz/ft (107 g/m ) of aluminum in
5052-H32 wire with a tolerance of 60.005 in. (61.25 mm).
accordance with Specification A809.
6.1.4 Power-Driven Fasteners, consisting of a knurled pin
6.1.1.2 Nine-gage (0.148 6 0.005-in. (3.76 6 0.10-mm))
of carbon steel, heat treated to a hardness of RC 52–56 and a
steel with a tensile strength range from 55 to 65 ksi and with
minimum tensile strength of 240 000 psi (1655 MPa). Finish
one of the following coatings, as selected by the purchaser:
shall be zinc electroplating of 0.0003-in. (0.0076-mm) mini-
2 2
(1) A minimum of 0.90 oz/ft (270 g/m ) of zinc in
mum thickness, evaluated for corrosion resistance for 72
accordance with Specification A641 (A641M), Class 3 or A
consecutive hours with no signs of rust or corrosion when
coating.
testedinaccordancewithPracticeB117.CapshallbeType304
2 2
(2) A minimum of 0.40 oz/ft (122 g/m ) of aluminum in stainless steel ⁄32 in. (2.38 mm) thick. For
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