STANDARD HANDBOOK OF PETROLEUM & NATURAL GAS ...

Hoisting System 579
M
Figure 4-66. 5x5 construction torpedo line [12].
Figure 4-67. 5x7 construction torpedo line [12].
Table 4-26
5x5 Construction Torpedo Lines [12]
(1) (2) (3) (4) (5) (6) (7) (8) (9) (10)
Nominal
D-ter Approx. Plow Steel
Nominal Strength
Improved Plow Steel
of Rope
Mpss
Metric
Metric
in. mm lW1OOfi kg/lOOm Ib W Tomes Ib W Tonnes
'/a 3.18 2.2 1 3.29 1.1u) 4.98 051 1,290 5.74 0.59
9/64 3.57 2.80 4.16 1.410 6.27 0.64 1,620 7.21 0.74
'132 3.97 3.46 5.15 1.740 7.74 0.79 2.000 8.90 0.91
%6 4.76 4.98 7.41 2,490 11.08 1.13 2,860 12.72 1.30
'14 6.35 8.86 13.91 4.380 19.48 1.99 5,030 22.37 2.28
'116 7.94 13.80 20.54 6,780 30.16 3.08 7,790 34.65 3.53
Nominal
Diameter
of Rope
in.m
'In 3.18
Table 4-27
5x7 Construction Torpedo Lines [12]
(1) (2) (3) (4) (5) (6) (7) (8) (9) (10)
NominrlStrcngth
9 1 ~ 3.57
'132 3.97
%6 4.76
'14 6.35
5il6 7.94
APproX-
Mpss
lW100ft kd1OOm
2.39 3.56
3.02 4.49
3.73 5.55
5.38 8.01
9.55 14.21
14.90 22.17
plow Steel
Improved Plow Steel
Metric
Metric
Ib kN Tmes Ib kN Tonnes
1,210 5.38 0.55 1,400 6.23 0.64
1,530 6.81 0.69 1,760 7.83 0.80
1.890 8.41 0.86 2.170 9.65 0.98
x700 12.01 1.23 3.110 13.83 1.41
4,760 21.17 2.16 5,470 24.33 2.48
7,380 32.83 3.35 8.490 37.77 3.85