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Reply | Forward Message #2093 of 6622 |
Re: masts

--- In harryproa@..., "Peter Southwood"
<peter.southwood@t...> wrote:
>
>
> Yes, but what is the relevance?
> Cheers,
> Peter
> ----- Original Message -----
> From: proaconstrictor
> To: harryproa@...
> Sent: Friday, November 03, 2006 9:41 PM
> Subject: [harryproa] Re: masts
>

Nice one!





Sat Nov 4, 2006 4:46 pm

proaconstrictor
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Message #2093 of 6622 |
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Yes, but what is the relevance? Cheers, Peter ... From: proaconstrictor To: harryproa@... Sent: Friday, November 03, 2006 9:41 PM Subject:...
Peter Southwood
pbsouthwood
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Nov 4, 2006
6:00 am

... Nice one!...
proaconstrictor
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Nov 4, 2006
4:51 pm

It would be nice to know the cause, as it may have implications for fatigue or simply to put my mind at rest when I hear the boat creaking and cracking in a...
Robert
cateran1949
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Nov 6, 2006
8:20 am

An excellent post. Many thanks for the research. regards, Rob ... From: Mike Crawford To: harryproa@... Sent: Tuesday, November 07, 2006 5:44...
Rob Denney
proaharry
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Nov 7, 2006
1:19 am

Mike, You give me more credit than I deserve, but I think it is beacause you misunderstood my point. I did not know that epoxy has different modulus in tension...
Peter Southwood
pbsouthwood
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Nov 7, 2006
1:32 pm

Dear Mike, Peter, and maybe others … Could you please have a look at the attached excerpt from www.matweb.com where you can find material properties for most...
Myriam & Youri
yaendenboom
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Nov 8, 2006
4:32 pm

Hi, What makes nanotubes more interesting for us is that nanoepoxy is not that expensive. You can buy it at less than 20e/kg if you buy a barrel. Explanation: ...
proabuilder
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Nov 8, 2006
5:37 pm

Dear Proabuilder, This is very good news. Could you give us the ID of some suppliers ? We can run some tests on the nanotubes ? Thank you very much for the...
Myriam & Youri
yaendenboom
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Nov 8, 2006
6:34 pm

Myriam & Youri Thank you for the update on carbon fibers. Knowing how stiff and brittle carbon fibers can be, I personally was very surprised to find ...
Mike Crawford
jmichaelcraw...
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Nov 9, 2006
4:40 pm

-These are the approximate figures I originally worked on. I figured on .4% for maximum working elongation for the mid range fibers which was why I was...
Robert
cateran1949
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Nov 10, 2006
12:06 am

G'day, The top of the mast needs walls of a minimal thickness for panel strength. On a carbon mast, this is excessive with the mast untapered. With a wooden...
Rob Denney
proaharry
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Nov 8, 2006
12:42 pm

G'day, I used a bridle from the bows and adjusted it so the join was near enough the middle of the boat. Worked pretty well, but the boat still blew around in...
Rob Denney
proaharry
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Oct 30, 2006
11:58 am

Rob, You are talking about boats like the harrigami that you anchored a few times? Bucket I understand. Elemntarry is so small I see it tight up against the...
Doug Haines
doha720
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Nov 2, 2006
4:11 am

Yes, Harrigami and Harry. Anchored out with the lead mines. It is worst in tidal areas or with swirling winds because the boats move around quicker. If...
Rob Denney
proaharry
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Nov 2, 2006
12:44 pm
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