[modeleng] Re: Steam engine RPM?

Tony, 439.50 Pounds Sterling plus VAT will buy you a
very nice one from Stuart Models.

Al Messer

--- Terry Lane <tel@xxxxxxxxxxx> wrote:

> 
> Having used both for a number of boilers, I wouldn't
> bother with propane for
> anything over (say) a Gauge 1 boiler. Too much
> foolin' around on a large
> job. With oxy/acet you can localise the heat much
> more effectively. Copper
> ain't as easy to burn out as a lot of people think -
> especially if your
> plates are thick enough to comply with AMBSC code,
> the main danger is the
> tube ends.
> 
> 
> > Whilst I concur with the majority of Phil's
> message, I will add a couple
> of
> > points.
> >
> > Propane is much easier to use than oxy acetylene,
> and the latter isnt easy
> > to obtain in the UK, without complying with many
> rules.
> > With propane,there is minimal risk of burning
> through plates etc, which
> one
> > can do with oxy.
> >
> > Easyflo, is the best general purpose silver solder
> and the most widely
> > available over here.
> >
> > Although steel is the best material for formers,
> one can use hardwood.
> > However, Blackgates and Reeves both offer kits
> with the end plates already
> > flanged. The saving in time makes them worthwhile.
> >
> > Alan
> > ----- Original Message -----
> > From: "Phill Smith" <steam@xxxxxxxxxxxxxx>
> > To: <modeleng@xxxxxxxxxxxxx>
> > Sent: Saturday, September 10, 2005 5:10 AM
> > Subject: [modeleng] Re: Steam engine RPM?
> >
> >
> > Tony,
> >
> > I, personally, don't understand why you don't just
> make your own. They are
> > really easy to make. There is nothing hard about
> it at all.
> >
> > All you need is the following;
> >
> > - oxy-acetylene torch (use the cutting torch as
> the large quantity of
> small
> > flames is the best heat source)
> > - Copper tube (for both barrel and end plates,
> flues, and Galloway tubes
> if
> > required)
> > - Gun metal / Phosphor bronze for bushes
> > - steel for endplate former
> > - Silver solder (2 grades) -- 245 (45% silver) for
> bushes and
> > lues/tubes:  -- 115 (15% silver) for attaching
> your end plates.
> > - Sulphuric acid (battery acid) for pickle bath. I
> add 1L of acid to 10L
> > water, and find this OK if I get it on my hands
> (no burns)
> > - 20L plastic bucket for pickle bath
> > - Flux (for the 245 silversolder)
> > - Hand tools
> >
> > That's about it........ Of the top of my head I
> can"t think of anything
> > else.....
> >
> >
> > MODEL ENGINEERING DISCUSSION LIST.
> >
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> >
> 
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