Quote:
Originally Posted by cmccuist
That is one thick tube sheet!! Are those strength welds or just seal welds?
|
Tube sheet? You know about these, don't you?
They're seal welds on the tubes to handle the higher pressures, just rolling them wouldn't be enough.
Dunno what the metallurgy is, proprietary. Big secret for some reason.
We had a 400 series stainless exchanger in there, didn't last very long.