> http://www.finehomedisplays.com/ornamentstands.asp
...
stiffness. Suspension bridges may use plied wire cables, the pilons never
are! I'll ask one of by brothers about this, it is his job to make such
calculations.
In the meantime I got an answer from my brother. I'll leave out the theory
and jump to the conclusions. Suppose you have a stand/pilar that's strong
enough. To make it twice as high with the same strength you'll have to
double the diameter, or make it a glued or welded four ply. Without welding
or glueing you'll loose much of the desired stiffnes as the wires will
slide. Want to tripple the height? Tripple the diameter or use 9 plies.
Jo Falkink
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