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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[TowerTalk\]\s+What\s+is\s+this\s+mast\?\?\s*$/: 5 ]

Total 5 documents matching your query.

1. [TowerTalk] What is this mast?? (score: 1)
Author: WA5JWU@aol.com (WA5JWU@aol.com)
Date: Wed, 15 Jul 1998 19:25:43 EDT
I was recently given (yep, free) a mast by one of my customers to use with an upgrade of the top antennas on my tower. Can anyone assist me in identifying what the mast actually is? Here are the deta
/archives//html/Towertalk/1998-07/msg00460.html (7,776 bytes)

2. [TowerTalk] What is this mast?? (score: 1)
Author: ni6w@yagistress.minden.nv.us (Kurt Andress)
Date: Wed, 15 Jul 1998 17:32:46 -0700
Mike, This material is 304L Stainless pipe. I.D. is nominal 3 1/2", wall thickness is .226 The 304L alloy has less carbon content to prevent intergranular corrosion when welded, and therefore has a l
/archives//html/Towertalk/1998-07/msg00463.html (8,794 bytes)

3. [TowerTalk] What is this mast?? (score: 1)
Author: w2xx@cloud9.net (w2xx@cloud9.net)
Date: Wed, 15 Jul 1998 22:48:37 -0400 (EDT)
Hi Mike: I'm no metallurgist, but from the inside diameter (1.5") and the outside diameter (1.875") and the SCH 40 on the identifying label, it sounds to me like plain old water pipe. Certainly not s
/archives//html/Towertalk/1998-07/msg00467.html (7,985 bytes)

4. [TowerTalk] What is this mast?? (score: 1)
Author: mlowell@noclant.navy.mil (Lowell, Mark)
Date: Thu, 16 Jul 98 09:08:17 -0400
Hi Mike, Let me take a swipe at this one. Here's a case where an unknown mast can be identified, thanks to the mill markings. What you have is stainless steel water pipe, size 1-1/2, schedule 40. 1-
/archives//html/Towertalk/1998-07/msg00478.html (8,612 bytes)

5. [TowerTalk] What is this mast?? (score: 1)
Author: K7LXC@aol.com (K7LXC@aol.com)
Date: Thu, 16 Jul 1998 12:11:14 EDT
<< Machinery's handbook lists the nominal yield strength of 304L stainless steel as 30,000 psi. Using a safety factor of 1.5, that gives you a strength of 20,000 psi for calculations. This is nowhere
/archives//html/Towertalk/1998-07/msg00483.html (8,332 bytes)


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