Germans collecting church bells to smelt down for the war effort. Libeň Bridge, Prague, July 1942

Yep, and the metal was not weapons-quality so almost none of it was used as ‘advertised’ was mostly a propaganda thing to make people feel like they were helping.

they then replaced many of these railings with regular mar materiel after the war. I've seen British fences made out of stretchers, rifle barrels, and cannon barrels