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Breaking Strength
P.O. Box 93
717 N. 15th St.
Bowling Green, MO.
63334
 
   
Breaking Strength of Wire Ropes
6 x 19

Seale construction
19S (9/9/1)
Warrington construction
19W (6&6/6/1)
Warrington Seale
Filler construction
25F (12/6F&6/1)
construction
26WS (10/5&5/5/1)		 Breaking Strength
 

Table of sizes, mass and minimum breaking force
6x19 FC

Diameter Approx mass FC Minimum breaking force
EIP FC EEIP FC
in mm lb/f kg/ft tons kN tons kN
1/4
0.110 0.05 3.01 26.79


7
0.06 3.56 31.70

5/16
0.160 0.07 4.69 41.74


8
9
0.08
0.10
 4.65
5.89
 41.40
52.40

3/8
0.240 0.11 6.71 59.72 7.38 65.68

10
11
0.11
0.12
 7.27
8.80
 64.70
78.30

7/16
0.320 0.14 9.10 80.99 10.00 89.00

12
0.17 10.46 93.10

1/2
0.420 0.19 11.80 105.02 12.90 114.81

13
14
0.20
0.23
 12.25
14.27
 109.00
127.00

9/16
5/8
0.530
0.660
 0.23
0.29
 14.90
18.40
 132.61
163.76
 16.30
20.20
 145.07
179.78

16
18
19
0.30
0.38
0.42
 18.66
23.60
26.19
 166.00
210.00
233.00

3/4
0.950 0.42 26.20 233.18 28.80 256.32

20
22
0.47
0.57
 29.11
35.18
 259.00
313.00

7/8
1.290 0.57 35.40 315.06 39.00 347.10

24
0.68 41.93 373.00

1
1.680 0.74 46.00 409.40 50.60 450.34

26
28
0.80
0.93
 49.12
56.99
 437.00
507.00

1 1/8
1 1/4
2.130
2.630
 0.94
1.16
 57.90
71.10
 515.31
632.79
 63.60
78.20
 566.04
695.98

32
1.21 74.41 662.00

1 3/8
3.180 1.40 85.50 760.95 94.00 836.60

36
1.53 94.19 838.00

1 1/2
3.780 1.67 101.00 898.90 111.00 987.90

40
1.89 116.33 1035.00

1 5/8
4.440 1.96 118.00 1050.20 129.00 1148.10

44
2.29 140.72 1252.00

1 3/4
1 7/8
5.150
5.910
 2.27
2.61
 136.00
155.00
 1210.40
1379.50
 150.00
171.00
 1335.00
1521.90

48
2.72 167.48 1490.00

2
6.730 2.97 176.00 1566.40 194.00 1726.60

52
3.20 196.59 1749.00

2 1/8
7.600 3.35 197.00 1753.30 217.00 1931.30

56
3.71 227.95 2028.00

2 1/4
8.520 3.76 210.00 1957.00


60
4.25 261.67 2328.00


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Table of sizes, mass and minimum breaking force
6x19 IWRC
Diameter Approx mass IWRC Minimum breaking force
EIP IWRC EEIP IWRC
in mm lb/f kg/ft tons kN tons kN
1/4
0.12 0.05 3.4 30.3


7 0.14 0.06 3.8 34.2 4.2 37.7
5/16
0.18 0.08 5.3 46.9


8
9
 0.18
0.23
 0.08
0.11
 5.0
6.40
 44.7
56.5
 5.5
7.0
 49.2
62.3
3/8
0.26 0.11 7.6 67.2


10
11
 0.29
0.35
 0.13
0.16
 7.8
9.5
 69.8
84.4
 8.3
10.5
 76.9
93
7/16
0.35 0.15 10.0 89.0 11 97.9

12 0.41 0.19 11.4 101.0 12.4 110.7
1/2
0.46 0.20 13.3 118.4 14.6 129.9

13
14
 0.48
0.56
 0.22
0.25
 13.3
15.4
 118.0
137.0
 14.6
17.0
 130
151
9/16
5/8
0.58
0.72
 0.26
0.32
 16.8
20.6
 149.5
183.3
 18.5
22.7
 164.7
202.0

16
18
19
 0.73
0.93
1.03
 0.33
0.42
0.47
 20.1
25.4
28.3
 179.0
226.0
252.0
 22.1
28.0
31.2
 197
249
278
3/4
1.04 0.46 29.4 261.7 32.4 288.4

20
22
 1.15
1.39
 0.52
0.63
 31.4
38.0
 279.0
338.0
 34.6
41.8
 308
372
7/8
1.41 0.62 39.8 354.2 43.8 389.8

24 1.65 0.75 45.2 402.0 49.8 443
1
1.85 0.82 51.7 460.1 56.9 506.4

26
28
 1.94
2.24
 0.88
1.02
 53.1
61.5
 472.0
547.0
 58.4
67.8
 520
603
1 1/8
1 1/4
2.34
2.89
 1.03
1.28
 65.0
79.9
 578.5
711.1
 71.5
87.9
 636.4
782.3

32 2.93 1.33 80.4 715.0 88.5 787
1 3/8
3.49 1.54 96.0 854.4 106 943.4

36 3.71 1.68 101.6 904.0 112.1 997
1 1/2
4.16 1.84 114.0 1014.6 125 1112.5

40 4.58 2.08 125.9 1120 138.3 1230
1 5/8
4.88 2.15 132 1174.8 146 1299.4

44 5.54 2.51 151.7 1350 167.4 1489
1 3/4
1 7/8
5.66
6.49
 2.50
2.86
 153
174
 1361.7
1548.6
 169
192
 1504.1
1708.8

48 6.60 2.99 181.0 1610 199.2 1772
2
7.39 3.26 198 1762.2 217 1931.3

52 7.74 3.51 212.4 1890 233.7 2079
2 1/8
8.34 3.68 221 1966.9 243 2162.7

56 9.98 4.07 246.2 2190 271.0 2411
2 1/4
9.35 4.13 247 2198.3 272 2420.8

60 10.30 4.67 282.1 2510 311.1 2768
2 3/8
10.42 4.60 274 2438.6 301 2678.9

 
   

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