On Fri, 15 Jul 2011 14:53:02 +0100, The Natural Philosopher wrote:

harry wrote:
On Jul 15, 12:21 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.
Not even yer original rockets?

Rocket was far too late to use it. I'm not sure there was much use of
cast iron for locomotive boiler barrels after 1813 or so.

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