[Steam-engine] lap seam boiler preshure

[Jim Showers]

Many states limit lap seams to 100# pressure.  I have a 1951 #3 Lookout 
vertical firetube boiler that is a code boiler, has no deteriation due to 
corrosion and it is limited to 100#,  but that was also the design pressure.
Jim Showers


----- Original Message ----- 
From: <CopperheadMarine at aol.com>
To: <steam-engine at lists.stationary-engine.com>
Sent: Wednesday, July 06, 2005 9:45 PM
Subject: Re: [Steam-engine] lap seam boiler preshure


>I know somwone out there has the formula the inspector uses to figure max
> operating preshure.
>
> Boiler is 5 hp verticle
> 24" diameter
> 3/8" thick shell
> stayed fire box
> double row of rivets on the lap
>
>
>
> South Carolina has decided to introduce boiler inspections,
>
>
> Also anyone know where I can get a water side fusable plug...um money 
> ain't
> a problem, whatever it cost I don't care as long as I can find one!
>
> Thanks
> Chas F
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