[TowerTalk] masts.

[jeremy-ca]

Simple, buy fence posts at a fence supply company, NOT an installer. Im in a 
semi rural area and there are several within 25 miles.

Carl
KM1H



----- Original Message ----- 
From: "Rick Scott" <w7psk at w7psk.net>
To: "jeremy-ca" <km1h at jeremy.mv.com>; <towertalk at contesting.com>
Sent: Monday, June 04, 2007 7:59 AM
Subject: Re: [TowerTalk] masts.


> At 01:55 PM 6/1/2007, jeremy-ca wrote:
>>There are several grades of fence posts; the cheap stuff is Schedule 15 
>>and
>>other choices go up to 83,000 psi yield strength.
>>
>>The 2"  (1.9" OD) 40+ that I use has a yield of 50,000 psi and a bending
>>moment of 14050 lb". Going up to the 2 3/8" OD bumps the bending moment to
>>24405 lb". Pretty healthy specs IMO and a good choice when DOM or chrome
>>moly isnt required. And since it is produced in huge quantities the cost 
>>is
>>fairly low.
>>
>>Schedule 15 of similar 1.9" OD has a bending moment of 9100 lb". The next
>>size smaller  is only 6830 lb".
>>
>>Id warrant a guess that hardware/box store import fencing is far less.
>>
>>I found the specs on the following URL, it covers a wide range of pipe and
>>tubing.   www.wheatland.com
>>
>>Carl
>>KM1H
>
> So what kind of local stores carry this.  Home depot lowes has stuff that 
> I can bend
> with my fingers it seems.
>
> Scotty W7PSK.
>
>
>