[modeleng] Re: Vanes Boiler Works

A lot thinner than you would expect Patrick - way too thin for a boiler
shell



> Harry,
>
> I haven't cut up any propane cylinder yet, so I wasn't aware of the wall
> thickness of them, do you have any data on that/experience with this?
>
> Patrick
>
>
> Harry Wade wrote:
> > At 05:38 PM 9/19/07 +0200, you wrote:
> >
> >> Today, I took delivery of a bit of steam ephemera. - Patrick
> >>
> >
> > Patrick,
> >         Of concern should be the wall thickness of your barrel.
Although
> > 1/8" or even less will meet the mathematical strength requirements for a
> > small say a small 100psi boiler, if the boiler is to have any life
> > expectancy at all the walls (and heads) need to be thicker for heat and
> > corrosion allowance.  For welded steel boilers for large scale model
locos
> > in the US, say those with barrel diameters of 8" to 12", 1/4" is an
> > absolute minimun with a 5/16" or even 3/8" thickness being common.
> >
> > Regards,
> > Harry
> >
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> >
> >
>
>
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