>We wonder what is the difference between a nozzle load
>in a vessel and a nozzle load in a pipe. If we don't have to
>take one seriously, then I don't think that we should have
>to take the other seriously either.
The chief different is that piping walls are thicker with
respect to the diameter than vessel walls. The local stress
near an attachment is primarily bending, and since
bending stress goes as the square of the wall thickness,
it's a flag for vessel walls.
You should take them both seriously.
"They couldn't hit an |(last words of General
elephant at this distance" | John Sedgwick
Spottsylvania 1864)
chrisw@skypoint.com <http://www.skypoint.com/~chrisw>
Received on Sun Mar 30 20:21:00 2003
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