On Fri, 15 Jul 2011 06:03:02 -0700, harry wrote:

On Jul 15, 12:21Â*pm, TBirdFrank wrote:
Welding - cast iron - boiler explosions???

shurely shome mistake

Boilers are not cast iron just for starters

In days of yore there were steam cast iron boilers. But not on
locomotives.

Except there were. Only in the early days, I'd admit, but the first
commercially successful locomotives (and the first locomotives to
be built as more than prototypes, and the first exported..) had
cast-iron boilers.

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