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Ground Anchor Systems
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Williams products are made in the USA

Wil-Bond Epoxy Concrete Anchor Accessories

Wil-Bond
Information
Wil-Bond
Design
Wil-Bond Applications Parts &
Accessories
Wil-Bond
Installation
Installation
Equipment
Case
Histories
Corrosion
Protection
150 KSI All-Thread-Bar Grade 75 All-Thread Rebar
Grade B7 Bar Stop-Type Couplings
Hex Nuts Hardened Washers
Steel Bearing Plates End Caps
Eye Nuts
150 KSI All-Thread-Bar - ASTM A722
150 KSI All-Thread-Bar
R71 150 KSI All-Thread-Bar - ASTM A722-98
Bar
Diameter
Minimum
Ultimate
Strength
Minimum
Yield
Strength
Working
Load
(4:1 SF)
Approx.
Thread
Major Dia.
Recommended
Embedment
Quantity of
Wil-Bond
per Hole
Recommended
Hole Diameter
1"
(26 mm)
127.5 kips
(567 kN)
102 kips
(454 kN)
31 kips
(137 kN)
1-1/8"
(28.6 mm)
25"
(630 mm)
4.5 oz
(8.2 in3)
1-1/4"
(32 mm)
1-1/4"
(32 mm)

187.5 kips
(834 kN)

150 kips
(667 kN)

46 kips
(201 kN)

1-7/16"
(36.5 mm)
29"
(730 mm)
11.9 oz
(21.5 in3)
1-5/8"
(41 mm)
1-3/8"
(36 mm)

237 kips
(1054 kN)

189.6 kips
(843 kN)

59 kips
(255 kN)

1-9/16"
(39.7 mm)
33"
(840 mm)
13.3 oz
(23.9 in3)
1-3/4"
(45 mm)
1-3/4"
(45 mm)

400 kips
(1779 kN)

320 kips
(1423 kN)

100 kips
(430 kN)
2"
(50.8 mm)
44"
(1100 mm)
32.5 oz
(58.7 in3)
2-1/4"
(57 mm)
More detailed information on Williams 150 KSI All-Thread-Bar
Grade 75 All-Thead Rebar - ASTM A615
Grade 75 KSI All-Thread Rebar
R61 Grade 75 All-Thread Rebar - ASTM A615
Bar Desig.
& Nominal
Diameter
Minimum
Ultimate
Strength
Minimum
Yield
Strength
Working
Load
(4:1 SF)
Approx.
Thread
Major Dia.
Recommended
Embedment
Quantity of
Wil-Bond
per Hole
Recommended
Hole Diameter
#6 - 3/4"
(20 mm)
44 kips
(196 kN)
33 kips
(147 kN)
11 kips
(48 kN)
7/8"
(22.2 mm)
12"
(310 mm)
2.4 oz
(4.4 in3)
1"
(26 mm)
#7 - 7/8"
(22 mm)
60 kips
(267 kN)

45 kips
(200 kN)

15 kips
(66 kN)

1"
(25.4 mm)
15"
(270 mm)
3.4 oz
(6.2 in3)
1-1/8"
(28 mm)
#8 - 1"
(25 mm)
79 kips
(351 kN)
59.3 kips
(264 kN)
19 kips
(87 kN)
1-1/8"
(28.6 mm)
17"
(430 mm)
4.4 oz
(7.9 in3)
1-1/4"
(32 mm)
#9 - 1-1/8"
(28 mm)
100 kips
(445 kN)
75 kips
(334 kN)
25 kips
(111 kN)
1-1/4"
(31.8 mm)
20"
(490 mm)
5.4 oz
(9.5 in3)
1-3/8"
(35 mm)
#10 - 1-1/4"
(32 mm)
127 kips
(565 kN)
95.3 kips
(424 kN)
31 kips
(141 kN)
1-3/8"
(34.9 mm)
21"
(540 mm)
10.4 oz
(18.8 in3)
1-5/8"
(41 mm)
#11 - 1-3/8"
(35 mm)
156 kips
(694 kN)
117 kips
(521 kN)
39 kips
(173 kN)
1-1/2"
(38.1 mm)
24"
(610 mm)
12.0 oz
(21.7 in3)
1-3/4"
(45 mm)
#14 - 1-3/4"
(45 mm)
225 kips
(1001 kN)
168.7 kips
(750 kN)
56 kips
(250 kN)
1-7/8"
(47.6 mm)
29"
(730 mm)
21.4 oz
(38.7 in3)
2-1/8"
(55 mm)
#18 - 2-1/4"
(55 mm)
400 kips
(1779 kN)
300 kips
(1335 kN)
100 kips
(444 kN)
2-7/16"
(61.9 mm)
39"
(980 mm)
43.1 oz
(77.9 in3)
2-3/4"
(70 mm)
More detailed information on Williams Grade 75 All-Thead Rebar
Grade B7 High Impact Bar - ASTM A193 Grade B7
B8V High Impact Bar - ASTM A193 - Grade B7
B8V High Impact Bar - ASTM A193 - Grade B7
Bar
Diameter
Minimum
Ultimate
Strength
Minimum
Yield
Strength
Working
Load
(4:1 SF)
Approx.
Thread
Major Dia.
Recommended
Embedment
Quantity of
Wil-Bond
per Hole
Recommended
Hole Diameter
1/2" - 13 UNC
(12 mm)
18 kips
(80 kN)
15 kips
(66.7 kN)
4.5 kips
(20.0 kN)
1/2"
(13 mm)
4-1/2"
(114 mm)
0.2 oz
(0.3 in3)
9/16"
(14.3 mm)

5/8" - 11 UNC
(16 mm)

29 kips
(129 kN)

24 kips
(108 kN)

7.25 kips
(32.2 kN)

5/8"
(16 mm)

5-5/8"
(143 mm)
0.55 oz
(1 in3)
3/4"
(20 mm)
3/4" - 10 UNC
(20 mm)

42 kips
(187 kN)

36 kips
(160 kN)

10.25 kips
(45.6 kN)

3/4"
(20 mm)

6-3/4"
(171 mm)
0.71 oz
(1.3 in3)
7/8"
(22 mm)
7/8" - 9 UNC
(22 mm)

58 kips
(258 kN)

49 kips
(218 kN)

14.5 kips
(64.5 kN)

7/8"
(22 mm)

16"
(406 mm)
2.0 oz
(3.7 in3)
1"
(25 mm)
1"- 8 UNC
(25 mm)

76 kips
(338 kN)

64 kips
(285 kN)

19 kips
(84.5 kN)

1"
(25 mm)

20"
(508 mm)
2.8 oz
(5.2 in3)
1-1/8"
(28 mm)
1-1/8"- 7 UNC
(28 mm)

96 kips
(427 kN)

81 kips
(360 kN)

24 kips
(107 kN)

1-1/8"
(28 mm)

22"
(559 mm)
3.5 oz
(6.4 in3)
1-1/4"
(32 mm)
1-1/4"- 7 UNC
(32 mm)

122 kips
(543 kN)

102 kips
(454 kN)

30.5 kips
(136 kN)

1-1/4"
(32 mm)

25"
(635 mm)
4.5 oz
(8.3 in3)
1-3/8"
(35 mm)
1-3/8"- 8 UN
(35 mm)

154 kips
(684 kN)

129 kips
(573 kN)

38.5 kips
(171 kN)

1-3/8"
(35 mm)

28"
(711 mm)
11.0 oz
(20.2 in3)
1-5/8"
(41 mm)
1-1/2"- 6 NC
(38 mm)

176 kips
(783 kn)

148 kips
(658 kN)

44 kips
(197 kN)

1-1/2"
(38 mm)

29"
(737 mm)
12.5 oz
(23.0 in3)
1-3/4"
(45 mm)
1-3/4"- 5 UNC
(45 mm)

237 kips
(1054 kN)

199 kips
(885 kN)

59.3 kips
(264 kN)

1-3/4"
(45 mm)

34"
(864 mm)
17.1 oz
(31.3 in3)
2"
(51 mm)
2"- 6 UN
(51 mm)

330 kips
(1467 kN)

278 kips
(1236 kN)

82.5 kips
(367 kN)

2"
(51 mm)

43"
(1092 mm)
24.4 oz
(44.8 in3)
2-1/4"
(57 mm)
More detailed information on Williams Grade B7 Bar
Stop-Type Couplings
Stop-Type Coupling R62 Stop-Type Coupling
for Grade 75 All-Thread Rebar
ASTM A108
Nominal
Bar
Diameter
Outside
Diameter
Overall
Length
Part
Number
#6 - 3/4"
(20 mm)
1-1/4"
(31.8 mm)
3-1/2"
(88.9 mm)
R62-06
#7 - 7/8"
(22 mm)

1-3/8"
(35.1 mm)

4"
(102 mm)

R62-07

#8 - 1"
(25 mm)

1-5/8"
(41.4 mm)

4-1/2"
(114 mm)

R62-08

#9 - 1-1/8"
(28 mm)

1-7/8"
(47.7 mm)

5"
(127 mm)

R62-09

#10 - 1-1/4"
(32 mm)

2"
(50.8 mm)

5-1/2"
(140 mm)

R62-10

#11 - 1-3/8"
(35 mm)

2-1/4"
(57.2 mm)

6"
(152 mm)

R62-11

#14 - 1-3/4"
(45 mm)

2-7/8"
(73.0 mm)

7-7/8"
(200 mm)

R62-14

#18 - 2-1/4"
(55 mm)

3-1/2"
(88.9 mm)

9-1/8"
(233 mm)

R62-18

R72 Stop-Type Coupling
for 150 KSI All-Thread-Bar
ASTM A29, Grade C1045
Nominal
Bar
Diameter
Outside
Diameter
Overall
Length
Part
Number
1"
(26 mm)
1-3/4"
(45 mm)
4-1/4"
(108 mm)
R72-08
1-1/4"
(32 mm)
2-1/8"
(54 mm)
5-1/4"
(133 mm)
R72-10
1-3/8"
(36 mm)
2-3/8"
(60 mm)
5-3/4"
(146 mm)
R72-11
1-3/4"
(46 mm)
3"
(76 mm)
8-1/2"
(216 mm)
R72-14
Hex Nuts
Hex Nut R63 Hex Nut
for Grade 75 All-Thread Rebar
ASTM A108
Nominal
Bar
Diameter
Across
Flats
Thickness
Part
Number
#6 - 3/4"
(20 mm)
1-1/4"
(31.8 mm)
1-5/8"
(41.4 mm)
R63-06
#7 - 7/8"
(22 mm)

1-7/16"
(36.5 mm)

1-3/4"
(44.5 mm)

R63-07

#8 - 1"
(25 mm)

1-5/8"
(41.3 mm)

2"
(50.8 mm)

R63-08

#9 - 1-1/8"
(28 mm)

1-7/8"
(47.8 mm)

2"
(55.5 mm)

R63-09

#10 - 1-1/4"
(32 mm)

2"
(50.8 mm)

2-3/16"
(55.6 mm)

R63-10

#11 - 1-3/8"
(35 mm)

2-1/4"
(57.2 mm)

2-13/32"
(61.1 mm)

R63-11

#14 - 1-3/4"
(45 mm)

2-3/4"
(73.0 mm)

3-1/4"
(82.6 mm)

R63-14

#18 - 2-1/4"
(55 mm)

3-1/2"
(88.9 mm)

3-1/2"
(88.9 mm)

R63-18

R73 Hex Nut
for 150 KSI All-Thread-Bar
ASTM A29
Nominal
Bar
Diameter
Across
Flats
Thickness
Part
Number
1"
(26 mm)
1-3/4"
(45 mm)
2"
(51 mm)
R73-08
1-1/4"
(32 mm)
2-1/4"
(57 mm)
2-1/2"
(64 mm)
R73-10
1-3/8"
(36 mm)
2-1/2"
(64 mm)
2-3/4"
(70 mm)
R73-11
1-3/4"
(45 mm)
3"
(76 mm)
3-1/2"
(89 mm)
R73-14
* Rounded Collar Nut
Hardened Washers
Washers R9F Hardened Washers
for Grade 75 All-Thread Rebar
ASTM F436
Nominal
Bar
Diameter
Outside
Diameter
Inside
Diamter
Part
Number
#6 - 3/4"
(20 mm)
1-3/4"
(45 mm)
15/16"
(24 mm)
R9F-07-436
#7 - 7/8"
(22 mm)

2"
(51 mm)

1-1/8"
(28 mm)

R9F-08-436

#8 - 1"
(25 mm)

2-1/4"
(57 mm)

1-1/4"
(32 mm)

R9F-09-436

#9 - 1-1/8"
(28 mm)

2-1/4"
(57 mm)

1-1/4"
(32 mm)

R9F-09-436

#10 - 1-1/4"
(32 mm)

2-1/4"
(57 mm)

1-3/8"
(35 mm)

R9F-10-436

#11 - 1-3/8"
(35 mm)

3"
(76 mm)

1-5/8"
(41 mm)

R9F-12-436

#14 - 1-3/4"
(45 mm)

3-3/8"
(86 mm)

1-7/8"
(48 mm)

R9F-14-436

#18 - 2-1/4"
(55 mm)

4-1/2"
(114 mm)

2-5/8"
(67 mm)

R9F-20-436

R9F Hardened Washers
for 150 KSI All-Thread-Bar
ASTM F436
Nominal
Bar
Diameter
Outside
Diameter
Inside
Diamter
Part
Number
1"
(26 mm)
2-1/4"
(57 mm)
1-1/4"
(32 mm)
R9F-09-436
1-1/4"
(32 mm)

2-3/4'
(70 mm)

1-1/2"
(38 mm)
R9F-11-436
1-3/8"
(36 mm)
3"
(76 mm)
1-5/8"
(41 mm)
R9F-12-436
1-3/4"
(46 mm)
3-3/4"
(95 mm)
2-1/8"
(54 mm)
R9F-16-436
Steel Bearing Plates
Round Hole Steel Bearing Plate Keyhole Steel Bearing Plate Dished Hole Steel Bearing Plate Studded Steel Bearing Plate Domed Steel Bearing Plate
S1K - Round S1K - Keyhole R80 - Dished S1K - Studded S1K - Domed
Williams steel bearing plates are standard with a round hole for non-grouted anchors. Also available are dished plates for use with spherical hex nuts and keyhole plates which provide free access for grout tube entry. Bearing plates are customized for each application. Plate dimensions should be specified around the parameters of the project. In addition, corrosion protection should be considered along with specifying hole diameter and bar angle. Stainless steel plates available upon request.
End Caps

Williams offers end caps produced from fiber reinforced nylon, steel or PVC to provide corrosion protection at otherwise exposed anchor ends. Most often the caps are packed with corrosion inhibiting wax or grease. Caps made from reinforced nylon and steel are used in exposed impact areas. The fiber reinforced nylon end cap meets the Florida DOT standards.

Fiber Reinforced Nylon End Cap Slip-On PVC End Cap with Plastic Nut Screw-On PVC End Cap Steel Tube End Cap with Jam Nut Steel Tube End Cap welded on flange with threaded screw connections
Fiber Reinforced Nylon Cap Slip-On PVC Cap
with Plastic Nut
Screw-On
PVC Cap
Steel Tube
with Jam Nut
Steel Tube Welded on Flange with Threaded Screw Connections
Eye Nuts
Williams Eye Nuts may be used as lifting eyes for forms, concrete blocks, concrete cylinders, machinery or equipment. The large base on three of the models makes them excellent for anchoring guy wires. Safety factors and working loads based on the ultimate strength of the Eye Nuts should be determined for the specific application by the project design engineer.
NEB 1 Eye Nut NEB 50 Eye Nut NEB 75R Eye Nut NEB 100 Eye Nut NEB 200 Eye Nut E1N Eye Nut CCF Eye Nuts
NEB 1 NEB 50 NEB 75R NEB 100 NEB 200 E1N CCF 1-4
Eye Nut
Designation
Inside
Width
Inside
Height
Ring
Diameter
Overall
Height
Taps
Available
Straight Tension
Ultimate
Strength
Blank Part
Number
NEB 1
Malleable
2"
(51 mm)
2"
(51 mm)
1-1/8"
(29 mm)
5-1/8"
(130 mm)
3/4"; 7/8"; 1"*
(20; 22; 25 mm)
35 kips
(156 kN)
E1M-00-001
NEB 50
Malleable
3"
(76 mm)
3'
(76 mm)

1"
(25 mm)

5-3/4"
(146 mm)

1/2"; 3/4"
(13; 20 mm)

26 kips
(116 kN)

E1M-00-050

NEB 75R
Malleable

4"
(102 mm)

5"
(127 mm)

1"
(25 mm)

7-3/4"
(197 mm)

1/2"; 3/4"
(13; 20 mm)

23 kips
(102 kN)

E1M-00-75R

NEB 100
Ductile

4"
(102 mm)

4-1/2"
(114 mm)

1-1/4'
(32 mm)

8"
(203 mm)

1"; 1-1/4"; 1-3/8"*
(25; 32; 35 mm)