[TheForge] Propane stuff (Was: Build it or buy it)

Mon Nov 25 19:33:07 2002

At 07:12 PM 11/25/2002 -0800, you wrote:
>I just fill with water and plasma it.


Some of us are still figuring out how to build our plasma cutters :)

Adam


>----- Original Message -----
>From: "Mike Spencer" <[email protected]>
>To: <[email protected]>
>Sent: 25 November, 2002 12:12 AM
>Subject: [TheForge] Propane stuff (Was: Build it or buy it)
>
>
> >
> > Hi Terry --
> >
> > > i cut a 100lb propane cylinder ( taking safety precautions while doing
> > > so. )
> >
> > I would be pleased to have you directions for safely cutting up old
> > propane cylinders.  I vaguely recall that you told us this before but
> > a grep through my saved mssgs doesn't turn it up.
> >
> >    Any risk to just cranking out the valve with a big wrench?
> >
> >    Rinse with an organic solvent?  Not?
> >
> >    Flush with lots of air?  Not air?  Inert gases are expensive.
> >
> >    Some way, without expensive instruments, to test that it's free
> >    enough of potentially explosive stuff to safely apply heat?
> >
> >    Etc. etc.
> >
> > Not info I need today.  I have a growing collection of 25#
> > cylinders that I could make things out of but I've been a bit
> > hesitant.
> >
> > BTW, is the "accordion" (corrugated, flexible, apparently seamless)
> > (nominal) 1" stainless pipe for propane a commonplace in the propane
> > world?  With some effort I ran down a supplier because i wanted some
> > flexible exhaust pipe for an 8hp Briggs and Stratton.  Comes covered
> > with yellow plastic here (Canada), said to be a color code for propane
> > piping.  Are there special connectors or fittings for this kind of
> > pipe or are joints normally welded?  Rated, IIRC, for 5 psi but looks
> > like it would stand quite a lot more if the contents weren't
> > dangerous, say, water f'rgzample.
> >
> > - Mike
> >
> > --
> > Michael Spencer                  Nova Scotia, Canada
> >
> > [email protected]
> > http://home.tallships.ca/mspencer/
> >
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