The hinges may be rust pitted but they should be structurally OK to use. The rust can be sandblasted off and pits filled and the hinges reused. That is if you can't find better replacements. They may be around.
Kevin 1951 Chevy 3100 work truck Follow this saga in Project Journal Photos 1929 Ford pickup restored from the ground up. | 1929 Ford Special Coupe (First car) Busting rust since the mid-60's If you're smart enough to take it apart, you darn well better be smart enough to put it back together.