Copper coat electrolysis

[Alan1]

Has anyone experienced deterioration of the copper coat around the p bracket?
Thanks gor any help

 

[geem]

Has anyone experienced deterioration of the copper coat around the p bracket?
Thanks gor any help

Yes. Rudder bracket, bronze stern gland fitting and anode. It goes black

 

[Tranona]

Does it have an anode on it? As geem says it can go black.

 

[srm]

Yes, around sintered bronze cooling plate for fridge. After ten years no Coppercoat left, only epoxy undercoat for approx 50cm diameter around the cooling plate.
Discussion and pics in this thread:
Coppercoat - galvanic reaction around anodes?!