If it's rusted, it's tin/steel. Pays around 8 to 12 cents a pound.

Sorting gets you top dollar, so long as you go to an honest yard.

Size limits? None that I know of. I've seen dump trucks/busses in the pile at my yard.



Best option is to grab a drink of choice, a pen and pad, and start sifting through the archives. Deep in the archives you will learn how to tell the difference between stainless, aluminum, steel, brass, copper, etc.