Joints
Knot Strength
Lines will first fail at the knot. The following table is adapted and expanded from Poynter (8.5.2):
| Knot | Reduction in T.S. Percent | Source | Use | Source |
|---|---|---|---|---|
| Overhand | 55 | 1 | ||
| Square | 50 | 1 | ||
| Bowline | 40 | 1 | Pilot chute bridles | 1 |
| Splice | 20 | 1 |
How-To Tie Knots
Spectra Line Slip-Resistant Knot
Resources
[1] Dan Poynter, The Parachute Manual: A Technical Treatise on Aerodynamic Decelerators, Third Ed.
[2] Richards, Knot Break Strength vs Rope Break Strength