8 11 9 6 2 4 3 18
8 12 0 24 20 14 16 0 0 15 9 8 2 8 5 0
Galvanised Galvanised
Circum- Galvanised Patent Steel Patent Steel
ference Rigging Flexible Extra Flexible
of Rope. Wire Rope. Wire Rope. Wire Rope.
Weight Weight Weight
per Breaking per Breaking per Breaking
Fathom. Strain Fathom. Strain Fathom. Strain
Lbs. Tons. Lbs. Tons. Lbs. Tons.
1 1.2 1 3/4 .76 1 3/4 .88 2 1/2
1 1/4 1.6 3 1.12 2 7/8 1.36 4
1 1/2 2.2 4 1.44 4 2.00 7
1 3/4 3.0 5 1/2 2.00 5 1/2 2.72 9
2 3.8 7 2.40 7 3.48 11
2 1/4 4.6 9 3.12 9 1/2 4.44 13 1/2
2 1/2 5.8 11 4.00 12 1/2 5.44 17 1/2
2 3/4 6.8 13 4.64 15 1/2 6.72 22 1/2
3 8.0 16 5.48 18 8.00 25 1/2
3 1/4 9.2 19 6.80 22 9.48 30
3 1/2 11.2 22 7.80 26 11.00 36
3 3/4 12.4 26 9.00 29 12.44 40
4 14.4 30 10.00 33 14.24 44
4 1/4 17.0 34 11.20 35 16.00 49
4 1/2 18.4 38 12.80 39 18.00 50
5 -- -- -- -- -- --
5 1/2 -- -- -- -- -- --
6 -- -- -- -- -- --
6 1/2 -- -- -- -- -- --
7 -- -- -- -- -- --
8 -- -- -- -- -- --
{86}
+Strength of Short Round-Linked Chain+.
INCHES. MEAN BREAKING STRAIN. TEST.
Tons.
1 1/4 44 18.8
1 29
|