Galvanic corrosion

Galvanic corrosion

Postby KOOTA » Wed Mar 13, 2019 11:57 am

what happens when you have aluminium plate on a copper roof, my understanding is that the aluminum will corrode. yes or no?
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Re: Galvanic corrosion

Postby peony1 » Wed Mar 13, 2019 6:41 pm

yes. aluminum is (-). copper is (+)
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Re: Galvanic corrosion

Postby KOOTA » Fri Mar 15, 2019 7:12 am

does size matter?!! what if it's copper plate on aluminium roof for instance
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