ASTM F626-14(2023)

This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the
Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
Designation: F626 − 14 (Reapproved 2023)
Standard Specification for
Fence Fittings
This standard is issued under the fixed designation F626; 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 (´) indicates an editorial change since the last revision or reapproval.
1. Scope B26/B26M Specification for Aluminum-Alloy Sand Cast-
ings
1.1 This specification covers the materials, coating
B85 Specification for Aluminum-Alloy Die Castings
requirements, and inspection of fence accessories for chain-
B108 Specification for Aluminum-Alloy Permanent Mold
link fence for the following:
Castings
1.1.1 Post and line caps,
B117 Practice for Operating Salt Spray (Fog) Apparatus
1.1.2 Rail and brace ends,
B209 Specification for Aluminum and Aluminum-Alloy
1.1.3 Top rail sleeves,
Sheet and Plate (Metric) B0209_B0209M
1.1.4 Tie wires, clips, and fasteners,
B209M Specification for Aluminum and Aluminum-Alloy
1.1.5 Tension and brace bands,
Sheet and Plate (Metric) (Withdrawn 2021)
1.1.6 Tension bars,
B211 Specification for Aluminum and Aluminum-Alloy
1.1.7 Truss rod assembly,
Rolled or Cold-Finished Bar, Rod, and Wire (Metric)
1.1.8 Barbed wire arms,
B0211_B0211M
1.1.9 Color coating of fittings, and
B211M Specification for Aluminum and Aluminum-Alloy
1.1.10 Fitting size terminology.
Rolled or Cold-Finished Bar, Rod, and Wire (Metric)
1.2 The values stated in inch-pound units are to be regarded
(Withdrawn 2019)
as standard. The values given in parentheses are mathematical
B221 Specification for Aluminum and Aluminum-Alloy Ex-
conversions to SI units that are provided for information only
truded Bars, Rods, Wire, Profiles, and Tubes
and are not considered standard.
B221M Specification for Aluminum and Aluminum-Alloy
1.3 This international standard was developed in accor- Extruded Bars, Rods, Wire, Profiles, and Tubes (Metric)
dance with internationally recognized principles on standard-
B429/B429M Specification for Aluminum-Alloy Extruded
ization established in the Decision on Principles for the Structural Pipe and Tube
Development of International Standards, Guides and Recom- B800 Specification for 8000 Series Aluminum Alloy Wire
mendations issued by the World Trade Organization Technical
for Electrical Purposes—Annealed and Intermediate Tem-
Barriers to Trade (TBT) Committee. pers
F552 Terminology Relating to Chain Link Fencing
2. Referenced Documents
F567 Practice for Installation of Chain-Link Fence
F668 Specification for Polyvinyl Chloride (PVC), Polyolefin
2.1 ASTM Standards:
and Other Polymer-Coated Steel Chain Link Fence Fabric
A641/A641M Specification for Zinc–Coated (Galvanized)
F934 Specification for Standard Colors for Polymer-Coated
Carbon Steel Wire
Chain Link Fence Materials
A809 Specification for Aluminum-Coated (Aluminized)
2.2 U.S. Government Standard:
Carbon Steel Wire
MIL-R-60346-C Roving, Glass, Fibrous (For Prepreg Tape
A817 Specification for Metallic-Coated Steel Wire for
and Roving, Filament Winding, and Pultrusion Applica-
Chain-Link Fence Fabric and Marcelled Tension Wire
tions)
3. Post and Line Caps
This specification is under the jurisdiction of ASTM Committee F14 on Fences
and is the direct responsibility of Subcommittee F14.40 on Chain Link Fence and
3.1 Post and line caps shall be fabricated from pressed steel
Wire Accessories.
or cast iron and hot-dip galvanized with a minimum of
Current edition approved Sept. 1, 2023. Published September 2023. Originally
approved in 1979. Last previous edition approved in 2019 as F626 – 14 (2019).
DOI: 10.1520/F0626-14R23.
2 3
For referenced ASTM standards, visit the ASTM website, www.astm.org, or The last approved version of this historical standard is referenced on
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM www.astm.org.
Standards volume information, refer to the standard’s Document Summary page on Available from Standardization Documents Order Desk, Bldg. 4 Section D, 700
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F626 − 14 (2023)
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1.2 oz ⁄ft (366 g/m ) of zinc coating of surface area, or from (1) A minimum of 0.90 oz/ft (270 g/m ) of zinc in
aluminum alloy 360.0 conforming to die cast Specification accordance with Specification A641 (A641M), Class 3 or A
B85, or sand cast or permanent mold alloy 356.0 or 713.0 coating.
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conforming to Specification B26/B26M or B108. (2) A minimum of 0.40 oz/ft (122 g/m ) of aluminum in
accordance with Specification A809.
3.2 Post and line caps shall be designed to fit snugly over
posts and exclude moisture from inside when tubular posts are
NOTE 1—Heavier zinc coatings than those listed in 6.1.1.1 (1) and
used.
6.1.1.2 (1) may be specified if desired, to match the minimum zinc coating
specified for the fence fabric.
4. Rail and Brace Ends
6.1.1.3 Nine-gauge (0.148 6 0.005-in. (3.76 6 0.125-mm))
4.1 Rail and brace ends, when required, shall be fabricated
or (6-gauge 0.192 6 0.005-in. (4.88 6 0.125-mm)) aluminum
from pressed steel or cast iron, and hot-dip galvanized with a
Alloy 1350-H19 or approved equal.
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minimum of 1.2 oz/ft (366 g/m ) of zinc coating of surface
6.1.2 High-Security Round Wire Ties shall be one of the
area, or from aluminum alloy 360.0 (see Specification B85), or
following, as selected by the purchaser:
alloy 356.0 or 713.0 (see Specification B26/B26M or Specifi-
6.1.2.1 Power-Fastened Preformed Metallic Coated Steel
cation B108).
Round Wire Ties, preformed to the size of the rail or post and
4.2 Rail and brace ends, or other approved means of
of a sufficient length to be installed according to Practice F567.
connection, shall be provided when top rail or brace are
Power-fastened round wire ties shall be 9-gauge (0.148 6
required.
0.005-in. (3.76 6 0.125-mm)) or, for added security, 6-gauge
(0.192 6 0.005-in. (4.88 6 0.125-mm)) steel with a tensile
5. Top Rail Sleeves
strength range from 65 to 75 ksi. Specify one of the following
5.1 Top rail sleeves shall be fabricated from pressed steel or
coatings:
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round steel tubing and hot-dip galvanized with a minimum of
(1) A minimum of 2.00 oz/ft (600 g/m ) of zinc for
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1.2 oz/ft (366 g/m ) of zinc coating of surface area, or from
6-gauge or 1.80 oz/ft (540 g/m ) of zinc for 9-gauge in
aluminum alloy 6063-T6 (see Specification B221, B221M or
accordance with Specification A641 (A641M), Class B coat-
Specification B429/B429M).
ing.
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(2) A minimum of 0.40 oz/ft (122 g/m ) of aluminum for
5.2 Rail sleeve material shall be a minimum of 0.051 in.
6-gauge or 9-gauge in accordance with Specification A809.
(1.3 mm) in thickness if steel, or a minimum of 0.062 in.
(1.8 mm) in thickness if aluminum alloy, and a minimum of
6.1.2.2 Straight, Manually Fastened Coated Steel Round
6 in. (152.4 mm) in length.
Wire Ties, of sufficient length to be installed according to
Practice F567. Wire ties shall be 9-gauge (0.148 6 0.005-in.
5.3 The rail sleeve must be fabricated to prevent movement
(3.76 6 0.125-mm)) steel, “soft/blendable,” having a tensile
along the rail.
strength range from 55 to 65 ksi. Specify one of the following
6. Tie Wires and Clips coatings:
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(1) A minimum of 1.2 oz/ft (366 g/m ) of zinc in accor-
6.1 Ties for attaching chain-link fabric to round tubular or
dance with Specification A817, Type 2, Class 1.
rectangular roll-formed horizontal rails and intermediate posts
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(2) A minimum of 0.40 oz/ft (122 g/m ) of aluminum in
shall be one of the following systems, as selected by the
accordance with Specification A809.
purchaser:
6.1.3 Interlocking Preformed Flat Aluminum Band Ties,
6.1.1 Standard Straight, Preformed Hook or Pigtail Round
preformed to the radius of the rail or post and configurated to
Wire having a preformed hook or pigtail at one end, shall be
wrap a full 360° around the rail or post and one picket of the
designed of sufficient length to comply with the installation
chain-link fabric. The ends of the tie shall be preformed in such
practice within Practice F567. Galvanized steel or aluminum
a manner that they will interlock and flatten down into a double
round wire ties shall be “soft/bendable” so that during the
closed loop against the rail or post. Interlocking flat wire ties
installation of the tie the tie wire coating or chain link fabric
shall be fabricated from 0.0625 by 0.375-in. (1.59 by 9.53-mm)
coating is not damaged by cutting through to the bare steel.
flat aluminum Alloy 5052-H32 wire with a tolerance of 60.005
Specify one of the following materials.
in. (61.25 mm).
6.1.1.1 Twelve-gauge (0.106 6 0.004-in. (2.69 6 0.10-
mm)) steel with a tensile strength range from 55 to 65 ksi and 6.1.4 Powder-Driven Fasteners, consisting of a knurled pin
with one of the following coatings, as selected by the pur- of carbon steel, heat treated to a hardness of RC 52–56 and a
chaser: minimum tensile strength of 240 000 psi (1655 MPa). Finish
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(1) A minimum of 0.80 oz/ft (230 g/m ) of zinc in shall be zinc electroplating of 0.0003-in. (0.0076-mm) mini-
accordance with Specification A641 (A641M), Class 3 or A mum thickness, evaluated for corrosion resistance for 72
coating. consecutive hours with no signs of rust or corrosion when
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(2) A minimum of 0.35 oz/ft (107 g/m ) of aluminum in tested in accordance with Practice B117. Cap shall be Type 304
accordance with Specification A809. stainless steel ⁄32 in. (2.38 mm) thick. For 9-gauge or 11-gauge
6.1.1.2 Nine-gauge (0.148 6 0.005-in. (3.76 6 0.10-mm))
...