When you attach a heavy and moving object to a steel beam or something similar, you run the risk of the hook levering out and falling off due to the swinging.
This can lead to serious injuries, either from the fall itself or when the magnet falls on a person.
Animals and objects may also suffer from a fall.
And you can never rule out material fatigue - the magnet of a hook magnet
could break away from the steel pot and cause injuries (see relevant safety tip
Therefore, magnets are not suitable at all for such applications.
We recommend a sturdy hanging solution with screws, ropes, etc.