[Boatanchors] Rust, Coatings, etc.

[KA4INM]

On 04/07/13 22:38, Michael D. Harmon wrote:

/*snip*/
> Once they had the exterior of the building completed, they treated it
> with something that made it rust. Yes, that's right - as in the
> reddish-brown iron oxide. As first it looked pretty bad but after a
> while it settled into a deep red-brown color and actually looked sort of
> unobtrusive. Not what you'd expect from a big steel building covering
> several acres. I asked someone why they did that and was told that the
> rust was only surface deep and permanently protected the underlying
> steel from further corrosion.

   see:
   http://en.wikipedia.org/wiki/Weathering_steel

-- 
   Ron  KA4INM - Youvan's corollary:
                 Every action results in unwanted side effects.