Nominal strengths and weights for
standard 6 x 19 and 6 x 37 classification ropes
Meets the requirements of Federal Specification MIL-RRW-410D
|
SIZE
|
FIBER CORE
|
IWRC
|
Diameter
(in.)
|
Approx.
wt./ft.
(lbs.)
|
Nominal Strength
(tons of 2000 lbs.)
IPS XIP
|
Approx.
wt./ft.
(lbs.)
|
Nominal Strength
(tons of 2000 lbs.)
IPS XIP XXIP
|
| 3/16 |
0.059 |
1.55 |
1.71 |
-- |
-- |
-- |
-- |
| 1/4 |
0.105 |
2.74 |
3.02 |
0.116 |
2.94 |
3.40 |
-- |
| 5/16 |
0.164 |
4.26 |
4.69 |
0.18 |
4.58 |
5.27 |
-- |
| 3/8 |
.0236 |
6.10 |
6.72 |
0.26 |
6.56 |
7.55 |
8.30 |
| 7/16 |
0.32 |
8.27 |
9.10 |
0.35 |
8.89 |
10.2 |
11.2 |
| 1/2 |
0.42 |
10.7 |
11.8 |
0.46 |
11.5 |
13.3 |
14.6 |
| 9/16 |
0.53 |
13.5 |
14.9 |
0.59 |
14.5 |
16.8 |
18.5 |
| 5/8 |
0.66 |
16.7 |
18.3 |
0.72 |
17.9 |
20.6 |
22.7 |
| 3/4 |
0.95 |
23.8 |
26.2 |
1.04 |
25.6 |
29.4 |
32.4 |
| 7/8 |
1.29 |
32.2 |
35.4 |
1.42 |
34.6 |
39.8 |
43.8 |
| 1 |
1.68 |
41.8 |
46.0 |
1.85 |
44.9 |
51.7 |
56.9 |
| 1 1/8 |
2.13 |
52.6 |
57.8 |
2.34 |
56.5 |
65.0 |
71.5 |
| 1 1/4 |
2.63 |
64.6 |
71.1 |
2.89 |
69.4 |
79.9 |
87.9 |
| 1 3/8 |
3.18 |
77.7 |
85.5 |
3.50 |
83.5 |
96.0 |
106 |
| 1 1/2 |
3.78 |
92.0 |
101 |
4.16 |
98.9 |
114 |
125 |
| 1 5/8 |
4.44 |
107 |
118 |
4.88 |
115 |
132 |
146 |
| 1 3/4 |
5.15 |
124 |
137 |
5.67 |
133 |
153 |
169 |
| 1 7/8 |
5.91 |
141 |
156 |
6.50 |
152 |
174 |
192 |
| 2 |
6.72 |
160 |
176 |
7.39 |
172 |
198 |
217 |
| 2 1/8 |
7.59 |
179 |
197 |
8.35 |
192 |
221 |
244 |
| 2 1/4 |
8.51 |
200 |
220 |
9.36 |
215 |
247 |
272 |
Diameter
(in.)
|
Approx.
wt./ft.
(lbs.)
|
IPS XIP
Nominal Strength
(tons of 2000 lbs.)
|
Approx.
wt./ft.
(lbs.)
|
IPS XIP XXIP
Nominal Strength
(tons of 2000 lbs.)
|
| SIZE |
FIBER CORE
|
IWRC
|
Nominal strengths and weights for
19 x 7 & 8 x 25 classification ropes
|
SIZE
|
19 x 7 XIP
|
19 x 7 IPS
|
8 x 25 XIP
|
Diameter
(in.)
|
Approx.
wt./ft.
(lbs.)
|
Nominal Strength
(tons of 2000 lbs.)
|
Approx.
wt./ft.
(lbs.)
|
Nominal Strength
(tons of 2000 lbs.)
|
Approx.
wt./ft.
(lbs.)
|
Nominal Strength
(tons of 2000 lbs.)
|
| 3/16 |
.064 |
1.57 |
0.064 |
1.42 |
-- |
-- |
| 1/4 |
.113 |
2.77 |
0.133 |
2.51 |
-- |
-- |
| 5/16 |
.177 |
4.30 |
.0177 |
3.90 |
0.18 |
4.63 |
| 3/8 |
.252 |
6.15 |
0.25 |
5.59 |
.026 |
6.63 |
| 7/16 |
.346 |
8.33 |
0.35 |
7.58 |
0.36 |
8.97 |
| 1/2 |
.451 |
10.8 |
0.45 |
9.25 |
0.47 |
11.6 |
| 9/16 |
.577 |
13.6 |
0.58 |
12.4 |
0.60 |
14.7 |
| 5/8 |
.714 |
16.8 |
0.71 |
15.3 |
0.73 |
18.1 |
| 3/4 |
1.02 |
24.0 |
1.02 |
21.8 |
1.06 |
25.9 |
| 7/8 |
1.39 |
32.5 |
1.39 |
29.5 |
1.44 |
35.0 |
| 1 |
1.82 |
42.2 |
1.82 |
38.3 |
1.88 |
45.5 |
| 1 1/8 |
2.30 |
53.1 |
2.30 |
48.2 |
2.39 |
57.3 |
| 1 1/4 |
2.83 |
65.1 |
2.83 |
59.2 |
2.94 |
70.5 |
| 1 3/8 |
3.43 |
78.1 |
3.43 |
71.3 |
3.56 |
84.9 |
| 1 1/2 |
4.08 |
92.8 |
4.08 |
84.4 |
4.24 |
100 |
|
SIZE
|
19 X 7 XIP
|
19 X 7 IPS
|
8 X 25 XIP
|
Diameter
(in.)
|
Approx.
wt./ft.
(lbs.)
|
Nominal Strength
(tons of 2000 lbs.)
|
Approx.
wt./ft.
(lbs.)
|
Nominal Strength
(tons of 2000 lbs.)
|
Approx.
wt./ft.
(lbs.)
|
Nominal Strength
(tons of 2000 lbs.)
|
