I'm building a pot rack that will hang from my ceiling and I want to make sure it is secure. I rigged up a hanging apparatus that consists of a 1/2" x 12" bolt, two lock nuts, a 3/8" pipe floor flange, and two deck screws. The deck screws will be directly embedded into a solid ceiling joist.
I'd like to know generally, how much downward weight can a bolt like mine hold before the threads strip and fail. I'd also like to know the same thing regarding the deck screws. I couldn't find any sort of general chart or stats online. I included pics of my parts: