Subject: Re: [harryproa] DER - how big a radius? |
From: Rob Denney |
Date: 5/27/2009, 9:57 PM |
To: harryproa@yahoogroups.com.au |
Reply-to: harryproa@yahoogroups.com.au |
Bond surface area, windage and appearance. 4" will be fine. I am
using 8". wand will build it on the job rather than with Derek's angle
iron and tube system.
regards,
Rob
On Thu, May 28, 2009 at 9:28 AM, Gardner Pomper <gardner@networknow.
>
>
> Hi,
>
> Just trying to see what radius a DER joint needs to be. I imagine it
> depends on the boat, so lets assume a 35-ish foot cat weighing about
> 4000 lbs.
>
> I can find 4" diameter PVC pipe pretty easily. I can also find 2"
> angle iron. Haven't been able to find anything bigger locally. Would a
> 2" radius be ok? What are the factors?
>
> Thanks,
>
> - Gardner
>
>