Copper has little strength, especially as loss of the zinc leaves it spongy, and the component will fail when this happens; therefore it is advisable that regular inspections of your brass and bronze hardware are carried out.
The answer to this problem is DZR (Dezincification Resistant) Brasses. These have a carefully controlled zinc level with other added elements to make the alloy a lot more resistant to the corrosive effects of the environment and electrolysis.
However, the answer to the dezincification problem has been known for 50 years and dezincification resistant
brasses have been available for almost that len