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Sisal Ropes - Strengths

Sisal rope 3-strand, minimum breaking strength and safe load.

Sisal rope is made from the fibers of the sisal hemp plant - "agave sisalana".

sisal rope strength

Minimum breaking strength and safe load of sisal rope are indicated below.

Sisal Ropes - Strengths
Rope DiameterMinimum Breaking StrengthSafe Load
(Safety Factor 12)
Weight
(in)(mm)(lbf)(kN)(lbf)(kN)(lbm/ft)(kg/m)
3/16 5 290 1.29 24.2 0.11 0.01 0.02
1/4 6 385 1.71 32.1 0.14 0.02 0.03
5/16 8 640 2.85 53.3 0.24 0.03 0.04
3/8 10 865 3.85 72.1 0.32 0.04 0.06
7/16 11 1120 4.98 93.3 0.42 0.05 0.07
1/2 12 1700 7.56 142 0.63 0.07 0.10
9/16 14 2210 9.83 184 0.82 0.10 0.14
5/8 16 2815 12.5 235 1.04 0.13 0.19
3/4 18 3455 15.4 288 1.28 0.16 0.24
7/8 22 4930 21.9 411 1.83 0.21 0.32
1 24 5760 25.6 480 2.14 0.27 0.40
1 1/16 26 6720 29.9 560 2.49 0.30 0.44
1 1/8 28 7680 34.2 640 2.85 0.34 0.51
1 1/4 30 7640 38.4 720 3.20 0.40 0.59
1 3/8 32 9600 42.7 800 3.56 0.46 0.68
1 1/2 36 11840 52.7 987 4.39 0.47 0.85
1 5/8 40 14440 64.2 1200 5.34 0.57 1.06
1 3/4 44 19960 75.4 1410 6.27 0.71 1.26
2 48 19840 88.3 1650 7.34 0.85 1.52

Sisal rope - safe loads (lbf, kN)

Download and print Sisal Rope Safe Load Chart

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