Dale:

I guess my question is;  is it acceptable to use the more readily available
304 SS and what thickness (.065 seems to be common) for our application or
should we hold out for 321?
most of the 321 seems to be available in .035 wall. Is that thick enough?

Michael



----- Original Message -----
From: "Dale Rogers" <dale.r@cox.net>


> Michael Silvius wrote:
> > ... what is the difference between that and 321 and which is preferable
for our
> > exhaust building?
>
> 304 has about 6% more Chromium and about 100x the Nickel content of 321.
> 321 contains about .7% Titanium; 304 has none.
>