In a message dated 2/6/2007 9:49:33 A.M. Greenwich Standard Time,
ethan@ravenscall.net writes:
Being zinc plated rather than hot-dip
galvanized, these bolts will eventually rust, but I've taken down towers
that had stood for decades and the rusted bolts were still secure.
Ethan KC8HES
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A lot depends on where the tower is located. In FL the bolts rust within a
few years. For the average guy with a 30-40 footer the shear factor isn't
much of a problem. I recommend stainless threaded, with a preference for fine
threads.
Bill KH7XS/K4XS
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