nostr:npub1v7t4yx9vxtv3mat0hdsduuym4fvjd5dzmdlh82ssa40phr965h2s2lck6k nostr:npub1u83gudwdfwjngz5eqxkrnpvsuydvqwjxwz0majvehqrh62804hfq8yr2s5 depends on the steel.  to fully anneal you can heat them to a cherry red and cover them with sand to cool slowly

you may have to buff them after that