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Nick Müller
 
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jim rozen wrote:

and found there was an appreciable amount of Ni in electrical contacts
that were called 'coin silver' and the term had its roots in germany
from long ago.


Are you shure that you don't confuse this with "new silveer" (Neusilber)
that has no silver at all. It is als called Alpaka:

77-30% copper
11-26% nickel
12-44% Zinc

and is used for contacts.

just guessing. If I'm off, ignore me.

Nick
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