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Table 21 — Load Adjustment Factors for 3/8-in. Diameter Fractional Threaded Rods in Uncracked Concrete
3/8 in
Spacing Factor in
Uncracked
Tension
Concrete
f
AN
Embedment h
2-3/8 3-3/8 4-1/2 7-1/2 2-3/8 3-3/8 4-1/2 7-1/2 2-3/8 3-3/8 4-1/2 7-1/2 2-3/8 3-3/8 4-1/2 7-1/2 2-3/8 3-3/8 4-1/2 7-1/2 2-3/8 3-3/8 4-1/2 7-1/2
ef
in (mm)
(60)
(86) (114) (191) (60)
1-3/4
(44)
n/a
n/a
n/a
1-7/8
(48)
0.60 0.59 0.57 0.54 0.42 0.32 0.23 0.13 0.57 0.54 0.53 0.52 0.26 0.10 0.07 0.04 0.42 0.19 0.14 0.09
2
(51)
0.61 0.60 0.57 0.54 0.43 0.33 0.24 0.14 0.57 0.54 0.53 0.52 0.29 0.11 0.08 0.05 0.43 0.21 0.16 0.10
3
(76)
0.66 0.65 0.61 0.57 0.56 0.41 0.30 0.17 0.61 0.56 0.55 0.53 0.53 0.20 0.15 0.09 0.56 0.39 0.29 0.18
3-5/8
(92)
0.70 0.68 0.63 0.58 0.65 0.46 0.34 0.19 0.63 0.57 0.56 0.54 0.70 0.26 0.19 0.12 0.65 0.48 0.39 0.23 0.73 n/a
4
(102)
0.72 0.70 0.65 0.59 0.72 0.49 0.36 0.21 0.65 0.57 0.56 0.54 0.82 0.30 0.23 0.14 0.72 0.51 0.41 0.27 0.76 n/a
4-5/8
(117)
0.75 0.73 0.67 0.60 0.83 0.55 0.40 0.23 0.67 0.59 0.57 0.55 1.00 0.37 0.28 0.17 0.83 0.56 0.45 0.33 0.82 0.59 n/a
5
(127)
0.77 0.75 0.69 0.61 0.90 0.60 0.44 0.25 0.68 0.59 0.58 0.55
5-3/4
(146)
0.81 0.78 0.71 0.63 1.00 0.69 0.50 0.29 0.71 0.61 0.59 0.56
6
(152)
0.82 0.80 0.72 0.63
7
(178)
0.88 0.85 0.76 0.66
8
(203)
0.93 0.90 0.80 0.68
8-3/4
(222)
0.97 0.93 0.82 0.69
9
(229)
0.99 0.94 0.83 0.70
10
(254)
1.00 0.99 0.87 0.72
11
(279)
1.00 0.91 0.74
12
(305)
0.94 0.77
14
(356)
1.00 0.81
16
(406)
18
(457)
24
(610)
30
(762)
36
(914)
>48
(1219)
Table 22 — Load Adjustment Factors for 1/2-in. Diameter Fractional Threaded Rods in Uncracked Concrete
1/2 in
Spacing Factor in
Uncracked
Tension
Concrete
f
AN
Embedment h
2-3/4 4-1/2
ef
in (mm)
(70) (114) (152) (254) (70) (114) (152) (254) (70) (114) (152) (254) (70) (114) (152) (254) (70) (114) (152) (254) (70) (114) (152) (254)
1-3/4
(44)
n/a
n/a
n/a
2-1/2
(64)
0.60 0.59 0.57 0.54 0.43 0.31 0.23 0.13 0.55 0.53 0.53 0.52 0.18 0.09 0.07 0.04 0.35 0.18 0.14 0.08
3
(76)
0.62 0.61 0.58 0.55 0.48 0.33 0.25 0.14 0.56 0.54 0.53 0.52 0.23 0.12 0.09 0.05 0.46 0.24 0.18 0.11
4
(102)
0.66 0.65 0.61 0.57 0.59 0.39 0.29 0.17 0.58 0.55 0.54 0.53 0.36 0.18 0.14 0.08 0.59 0.37 0.28 0.17 0.58 n/a
5
(127)
0.70 0.69 0.64 0.58 0.74 0.45 0.33 0.19 0.60 0.57 0.56 0.54 0.50 0.26 0.19 0.12 0.74 0.46 0.38 0.23 0.65 n/a
5-3/4
(146)
0.73 0.71 0.66 0.60 0.85 0.50 0.37 0.21 0.62 0.58 0.56 0.55 0.61 0.32 0.24 0.14 0.85 0.51 0.41 0.29 0.69 0.56 n/a
6
(152)
0.74 0.72 0.67 0.60 0.88 0.52 0.38 0.22 0.63 0.58 0.57 0.55 0.65 0.34 0.25 0.15 0.88 0.52 0.42 0.31 0.71 0.57 n/a
7
(178)
0.78 0.76 0.69 0.62 1.00 0.60 0.44 0.26 0.65 0.59 0.58 0.56 0.82 0.43 0.32 0.19 1.00 0.60 0.47 0.34 0.77 0.61 n/a
7-1/4
(184)
0.79 0.77 0.70 0.62
8
(203)
0.82 0.80 0.72 0.63
9
(229)
0.85 0.83 0.75 0.65
10
(254)
0.89 0.87 0.78 0.67
11-1/4 (286)
0.94 0.92 0.81 0.69
12
(305)
0.97 0.94 0.83 0.70
14
(356)
1.00 1.00 0.89 0.73
16
(406)
0.94 0.77
18
(457)
1.00 0.80
20
(508)
22
(559)
24
(610)
30
(762)
36
(914)
>48
(1219)
1 Linear interpolation not permitted
2 Shaded area with reduced edge distance is permitted provided the installation torque is reduced to 0.30 T
3 Spacing factor reduction in shear, f
, assumes an influence of a nearby edge. If no edge exists, then f
AV
4 Concrete thickness reduction factor in shear, f
Hilti, Inc. (USA) 1-800-879-8000 I www.us.hilti.com I en español 1-800-879-5000 I Hilti (Canada) Corp. 1-800-363-4458 I www.hilti.ca I HIT-HY 100 Technical Supplement 01/14
HIT-HY 100 Adhesive Anchoring System
Edge Distance Factor
in Tension
f
RN
(86) (114) (191) (60)
n/a
0.40 0.31 0.23 0.13
0.72 0.52 0.30 0.72 0.61 0.59 0.57
0.84 0.61 0.35 0.75 0.63 0.61 0.58
0.96 0.70 0.40 0.79 0.65 0.62 0.59
1.00 0.76 0.44 0.82 0.66 0.64 0.60
0.78 0.45 0.83 0.67 0.64 0.60
0.87 0.50 0.86 0.69 0.65 0.61
0.96 0.55 0.90 0.71 0.67 0.62
1.00 0.61 0.94 0.72 0.69 0.63
0.71 1.00 0.76 0.72 0.65
0.86
0.81
0.90
0.91
1.00
1.00
Edge Distance Factor
in Tension
f
RN
6
10 2-3/4 4-1/2
6
10 2-3/4 4-1/2
n/a
0.36 0.27 0.20 0.12
0.62 0.45 0.26 0.65 0.60 0.58 0.56 0.87 0.45 0.34 0.20
0.68 0.50 0.29 0.67 0.61 0.59 0.56 1.00 0.52 0.39 0.23
0.77 0.56 0.33 0.69 0.62 0.60 0.57
0.85 0.62 0.37 0.71 0.64 0.61 0.58
0.96 0.70 0.41 0.74 0.65 0.63 0.59
1.00 0.75 0.44 0.75 0.66 0.63 0.60
0.87 0.51 0.79 0.69 0.66 0.61
1.00 0.58 0.83 0.72 0.68 0.63
0.66 0.88 0.74 0.70 0.64
0.83
0.73 0.92 0.77 0.72 0.66
0.87
0.80 0.96 0.80 0.75 0.67
0.90
0.88 1.00 0.82 0.77 0.69
1.00
1.00
, assumes an influence of a nearby edge. If no edge exists, then f
HV
Spacing Factor in
┴
Shear
3
Toward Edge
f
AV
f
RV
(86) (114) (191) (60)
(86) (114) (191) (60)
n/a
n/a
n/a
n/a
0.24 0.09 0.07 0.04 0.47 0.17 0.13 0.08
0.42 0.32 0.19 0.90 0.60 0.47 0.34 0.85 0.61 n/a
0.52 0.39 0.23 1.00 0.69 0.52 0.37 0.91 0.66 0.60 n/a
0.55 0.41 0.25
0.70 0.52 0.31
0.85 0.64 0.38
0.97 0.73 0.44
1.00 0.76 0.46
0.80 0.75 0.68
0.84 0.78 0.70
0.95 0.87 0.76
1.00 0.96 0.83
1.00 0.90
1.00
Spacing Factor in
┴
Shear
3
Toward Edge
f
AV
f
RV
6
10 2-3/4 4-1/2
n/a
n/a
n/a
n/a
0.10 0.05 0.04 0.02 0.21 0.11 0.08 0.05
0.62 0.47 0.28
0.73 0.55 0.33
0.87 0.65 0.39
0.96 0.72 0.43
1.00 0.91 0.54
0.91 0.83 0.74
0.99 0.90 0.79
1.00 1.00 0.88
for 5d ≤ s ≤ 16-in. and to 0.5 T
max
= f
.
AV
AN
= 1.0.
HV
HIT-HY 100 Adhesive Anchoring System
Edge Distance in Shear
⃦
To Edge
f
RV
(86) (114) (191) (60)
0.72 0.54 0.37 0.93 0.67 0.61 n/a
0.84 0.61 0.41 1.00 0.72 0.66 n/a
0.96 0.70 0.44
1.00 0.76 0.47
0.78 0.48
0.89 0.54
0.87 0.52
1.00 0.62
0.96 0.56
0.70
1.00 0.61
0.89
0.71
1.00
0.81
0.91
1.00
Edge Distance in Shear
⃦
To Edge
f
RV
6
10 2-3/4 4-1/2
6
10 2-3/4 4-1/2
0.62 0.48 0.34 0.78 0.63 0.57 n/a
0.68 0.51 0.36 0.82 0.66 0.60 n/a
0.77 0.56 0.39 0.87 0.70 0.63 n/a
0.85 0.62 0.41 0.92 0.74 0.67 n/a
0.96 0.70 0.44 0.97 0.78 0.71 0.60
1.00 0.75 0.46 1.00 0.81 0.73 0.62
0.87 0.52
1.00 0.66
1.00 0.58
0.79
0.66
0.93
0.73
1.00
0.80
0.88
1.00
for s > 16-in.
max
1,2
Conc. Thickness
Factor in Shear
4
f
HV
(86) (114) (191)
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
0.77 0.70 n/a
0.81 0.74 0.62
0.82 0.75 0.63
0.87 0.79 0.66
0.91 0.82 0.70
0.95 0.86 0.73
1.00 0.93 0.78
0.99 0.84
1.00 0.89
1.00
1,2
Conc. Thickness
Factor in Shear
4
f
HV
6
10
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
0.87 0.79 0.67
0.93 0.84 0.71
0.99 0.90 0.76
1.00 0.94 0.80
0.99 0.84
1.00 0.87
0.98
1.00
23
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