Alloy or aluminium?

[raleighnut]

Nickel plate instead? Does that affect the steel?

I think it can happen with any poor quality plating, and the higher quality the Steel the worse it can be.

 

[raleighnut]

Linky
http://www.google.co.uk/url?sa=t&rc...vWNiD-EgVDd_TH48j7Ua4hg&bvm=bv.95039771,d.bGg