[TheForge] Oxy-Acetylene Questions

Sun Feb 24 01:01:00 2002

Thanks alot for the info. I'm not sure, but I think some are using
Propylene, not Propane, as the gas. Any ideas?

John

On Sat, 23 Feb 2002, Jerry Frost wrote:

> A couple points regarding oxy propane versus oxy acet.
>
> First. If you buy an All States oxy prop rig you'll find it out performs oxy
> acet in every process EXCEPT welding. I've owned an All States rig for a
> long time and can say from personal experience it doesn't weld worth spit
> and I've never seen another oxy prop rig that'll hold a candle to it.
>
> Second. Propane is heavier than air and will pool in low spots like
> basements making a very effective fuel air explosive device. So unless you
> want to potentially turn your house into a bomb I'd avoid propane in the
> basement. Unless you have a basement like ours which daylights through
> double doors at ground level on one side, even then I'm not that comfortable
> with it in the basement.
>
> Can't say about mapp.
>
> Acet is lighter than air and poses less of an explosion hazard. However if
> it does manage to collect somewhere and ignite it's far more powerful an
> explosive than propane. An oxy acetylene explosion has a rate of propogation
> of around 24,500 fps. or about the same force as C4 plastic explosive.
>
> All in all I'd avoid a torch in a basement if I had an alternative. If not
> I'd make sure I had excellent ventilation. Regardless of how careful you
> are, you have to consider the risk to other's in apartment building.
>
> Renting a rig will kill you. Renting bottles is pretty common, check around
> for the best deal.
>
> Frosty
> ------------------------
> If it ain't forged
> it ain't real.
> Wrought iron is.
> The FrostWorks
>
>
> ----- Original Message -----
> From: "John Frankl" <[email protected]>
> To: <[email protected]>
> Cc: <[email protected]>
> Sent: Saturday, February 23, 2002 8:27 PM
> Subject: [TheForge] Oxy-Acetylene Questions
>
>
> > Hello All,
> >
> > I have a couple of questions regarding Oxy-Acetylene welding rigs.
> >
> > First, I have been told Oxy-Mapp or Oxy-Propylene is much safer and just
> > as functional. Any thoughts?
> >
> > Second, what are my options and concerns for using this in the basement of
> > my apartment?
> >
> > Finally, what are my options concerning renting tanks or a complete rig?
> >
> > Thanks for the help,
> >
> > John
> >
> >
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