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Test for completeness of copper plating removal from Cr-Co steel

Q. Can anybody suggest a quick method to confirm that copper plating has been fully removed from the surface of a 10% Cr, 6% Co steel

Graeme Rolfe
engineer - Leicester, UK
June 27, 2012

A. Hi Graeme
I have always found the Mk1 eyeball to be very effective.

Geoff Smith
Hampshire, England
June 30, 2012

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