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Galvanized steels? Answered

Hi, great lesson!! Question: is there any trick to recognize galvanized metals, a part from the aspect (which may mislead) ? Thank you in advance!

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audreyobscuraBest Answer (author)2017-09-22

I had an old shop teacher tell me to try to measure the surface's conductivity with a voltmeter. If it is conductive, weld away! The zinc coating on the surface of the steel will impede the flow of current across the surface.

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