I got tired of touching up my stand with high-temp paint every few months, only to see it rust the next time I drag a keggle across the surface.
Solution was simply to buy some aluminum angle and attach to the stand.
Thank you for the details of your brewing system, I've just completed fabrication of my second all-grain system (first system was a 3-tier gravity setup) and wanted to give you kudos for a simple, clean design.....I've mimicked most of your design elements for my own system and wanted to say...