JC_Smith@designlink.com writes:
>>some 25 tower yesterday, and I can confirm that the nuts and bolts they
>>now supply are NOT galvanized. They seem to be generic cad plated
>>hardware. The last time I bought some "real" JBKs, they were galvanized.
>
>...and no one seemed to have an opinion on the suitability of stainless steel
>bolts as an alternative. Hasn't anyone else tried or at least considered this?
>
Stainless steel bolts are not as strong as the SAE 5 grade bolts
that Rhon uses.
SAE Grade 5 bolts are 120,000 psi UTS (ultimate tensile strength)
A typical stainless steel bolt is rated at about 90,000 psi UTS
--
George Fremin III
Austin, Texas C.K.U. "I'm on a mexican radio"
K5TR - Wall of Voodoo
512/416-7010
geoiii@bga.com
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