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Posted · rusty screws

If the knurled nut is zinc-plated and the screw is made out of stainless steel then the knurled nut will soon show rust when the two are kept in an environment with high humidity. It's a question of the standard electrode potential.

 

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    Posted · rusty screws

    Mine looks the same.

     

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    Posted · rusty screws

    Ok so i can be pacific.

     

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    Posted · rusty screws

    copper paste!!! mine too... thats nothing to worry about !

    Ian :)

     

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