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Soldering Stainless to Silver


hello all

hey I was wondering if there was anyone out there who knew what the
trick is to solder stainless steel to sterling silver…I was trying
to use easy silver solder and batterns green flux…didn’t work so
well. a lot of black firescale in a very short time. im thinking the
flux is the problem…any suggestions would be greatly appreciated.

thanks guy g.


Black flux available at welders supply houses should fix the
majority of your problems. Be careful, don’t breathe the fumes from
this stuff - read the MSDS before you use it! You may also need a
torch tip that can spread your heat more evenly.

Brian P. Marshall
Stockton Jewelry Arts School
Stockton, CA USA


I have done it, the flux is the important thing. In the UK, it is
called Tenacity No 5. It goes very glassy and needs hot water to get
it off. It really soaks up the oxidation. There is one in the Rio
catalogue called Handy Flux Type B-1 for stainless steel, it looks

Regards Tim.