Re: [PSUBS-MAILIST] Bill Gifford's Project

[Warren Greenway <opensourcesub@yahoo.com>]

They are rolled and welded (so, yes, they do have a
seam.) The ends are then welded onto the tube. This
is standard practice, and while there may be variation
you can bank on them being built this way.

Warren.

--- Steven Mills <barycenter@earthlink.net> wrote:
> I haven't examined a propane tank closely, but are
> they filament
> wound and rolled or are the ends welded to the tube?
> Is the tube
> seamless or also rolled and welded? Are they all
> manufactured
> the same way?
> 
> 
> --Steve
> 
> 
> ----- Original Message ----- 
> From: Coalbunny <coalbunny@vcn.com>
> 
> 
> > Yes, it is!  What about the innerds?  Can we get a
> spec sheet and
> > drawings if we want to make something similar?
> > Carl
> > 
> > 
> > Steven Mills wrote:
> > > 
> > > Wow, that's quite impressive !
> > > 
> > > It's a beautiful boat.
> > > 
> > > --Steve
> > > 
> > > ----- Original Message -----
> > > From: Jeremy Crawford <ISMASC@hotmail.com>
> > > >
> > > 
> > > > If anyone hasn't checked out Bill's Sub lately
>  you should, the exterior is
> > > > done and it looks awesome.  Kudos Bill, you
> have done a fantastic job!
> > > >
> > > > Best Regards,
> > > > Jeremy
> > > >
> > > >
>
http://www.giffordmarineinc.com/sub/sub_5_16_03/Sub_5_16_03.html
> > 
> > -- 
> > "Indeed, desire is the seed of thought, the prime
> force that activates
> > the mechanism of the mind." -- Kama Sutra
> 
> 


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