Why do beds squeak? Iron beds, or for that matter any type of bed, squeak when there is some movement between joints. The metal on metal rubbing is what usually causes the squeaking. This could happen because your bed hasn't been tightened fully during assembly.

How do you stop a metal bed frame from squeaking?

Do metal bed frames squeak more?

Wood beds tend to squeak less than metal beds that make a screeching sound. The main reason that bed frames squeak is that frame is loose so the side rails and headboard are rubbing against each other.