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  1. THA88

    Plating corrosion on gold over nickel plated 6061-T6 aluminum

    Ken, Thank you for such an excellent and extensive reply! This is a complicated issue because there are many things happening at once. We are using one of the few platers in our area and unfortunately they do not conduct monthly salt-spray qualification tests. You may be correct that the...
  2. THA88

    Plating corrosion on gold over nickel plated 6061-T6 aluminum

    Scenario: 2 machined parts, both made of 6061-T6 aluminum, electroless nickel plated (MIL-C-26074, class 1, grade B - .002-.0025 inch thk), and gold plated (MIL-G-45204, type 2, class 1, grade D - .00005 to .0001 thk) were bolted together. Problem: A leak deposited water between the part...

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