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Ted Mooney, P.E. RET
Pine Beach, NJ

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Kovar soldering

I need to join nickel plated copper wires to Kovar pins. Should I use one of the nickel bearing solders? Presently, we are using TIG welding with no filler wire and are having some problems with cracks and porosity.

Steven Obenour
aircraft engines - Jacksonville, FL, USA
2004

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