[TowerTalk] Proper bolt sizes for Rohn 25G
Gary Schafer
garyschafer at comcast.net
Wed Jan 19 10:32:20 EST 2005
Note that the harder the grade the bolt is the quicker it will rust.
That is why, if grade 5 is called for it should be galvanized.
73
Gary K4FMX
Cqtestk4xs at aol.com wrote:
> Rohn bolts for 25 are fine threaded and are grade 5. However, they usually
> turn to rust in a short period of time.
>
> My advice for guys putting up short tower (40-50) is to pick up galvanized
> bolts at the local hardware store.
>
> I'm no engineer, but the downward force of 200 lb. of tower and some guy
> tension is not going to shear the bolts. I've seen a fair amount collapsed tower
> and have never seen any bolt shear.
>
> Bill K4XS
> _______________________________________________
>
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