- 1. [Towertalk] mast strength (score: 1)
- Author: k9ot@mhtc.net (Paul DeWitte K9OT)
- Date: Tue, 24 Dec 2002 13:18:12 -0600
- Since schedule 80 is twice as thich as schedule 40 they are not the same strength. 73 Paul K9OT
- /archives//html/Towertalk/2002-12/msg00689.html (6,413 bytes)
- 2. [Towertalk] mast strength (score: 1)
- Author: K7LXC@aol.com (K7LXC@aol.com)
- Date: Tue, 24 Dec 2002 14:52:05 EST
- Thickness doesn't have anything to do with the specified yield strength of the material. The thickness has more to do with resisting the bending moment of the mast. (I'm not an engineer so excuse me
- /archives//html/Towertalk/2002-12/msg00690.html (6,964 bytes)
- 3. [Towertalk] mast strength (score: 1)
- Author: shr@ricc.net (W0UN--John Brosnahan)
- Date: Tue, 24 Dec 2002 13:55:38 -0600
- Yield strength is a materials spec. Both Schedule 80 and 40 are the same material--so their material yield strength is the same. But the actual load they can handle is a function not only of the mate
- /archives//html/Towertalk/2002-12/msg00691.html (6,911 bytes)
- 4. [TowerTalk] mast strength (score: 1)
- Author: "Gregg Seidl" <k9kl@centurytel.net>
- Date: Sat, 18 Nov 2006 16:47:44 -0600
- I'm considering stacking a Cushcraft XM-240 and 10 feet below that per Cushcrafts recommendations an X-7.I want to make sure that I get a strongenough mast so it doesn't go horizontal on me.The windl
- /archives//html/Towertalk/2006-11/msg00387.html (7,015 bytes)
- 5. Re: [TowerTalk] mast strength (score: 1)
- Author: "W5LT" <W5LT@tx.rr.com>
- Date: Sat, 18 Nov 2006 17:25:02 -0600
- Gregg: The 87,000 is the stress in pounds per square inch required for the metal to yield. You need to know the cross sectional configuration of your mast, (OD and wall thickness) and calculate what
- /archives//html/Towertalk/2006-11/msg00391.html (8,395 bytes)
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