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Re: Welding Stainless to Copper

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  • wally13oo
    To fill in where the tubes go thru the collum try brazeing with sill- floss . ( SILVALOY 15 15% silver ) you can fill in a fair sized gap with sill-floss.
    Message 1 of 6 , Nov 24, 2005
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      To fill in where the tubes go thru the collum try brazeing with
      sill- floss . ( SILVALOY 15 15% silver ) you can fill in a fair
      sized gap with sill-floss.

      cheers
      Wally
      --- In new_distillers@yahoogroups.com, "cartierusm2004"
      <htcustom@h...> wrote:
      >
      > In looking at professional stills builder websites they talk about
      > how they weld stainless to copper. Just wanted to know if anyone
      has
      > and what I need to know. I've read some posts here before where I
      > think someone mentioned that's what they do. To braze do I need to
      > have an oxy/acetylene setup? Right now I'm having a leak at the
      > joint where the copper tubes are going through the column, they
      both
      > are copper so this is a separate question, but I can't solder them
      > because they don't fit super tight and there isn't enough surface
      > area. I was using JB Weld as it's food safe and temperature
      > resistent up to 450 F, I believe, but the problem lies in that one
      > pipe has steam going through it and the other has cold water so
      It's
      > peeling back.
      >
      > I'm working on a new still with a nixon head just can't seem to
      find
      > plans that acurately explain the assembly and use.
      >
      >
      > --- In new_distillers@yahoogroups.com, DetCord <detcord@h...> wrote:
      > >
      > > you have two different base metals that melt at different temps.
      > I
      > > don't know if you can "weld" them together, but you may be able
      to
      > braze
      > > the copper to the SS using a eutectic rod. Orange coated 56%
      > silver
      > > rods are excellent and might help you in this dept.
      > >
      > >
      > > cartierusm2004 wrote:
      > > > Howdy, I weld therefore I am. Huh, anyway I know how to weld
      and
      > just
      > > > ventured into welding Stainless Steel with my Mig Welder. It
      > does a
      > > > good job. How do you weld stainless to copper? What I'm looking
      > for
      > > > are answers related to mig welding, so what kind of wire and
      > what kind
      > > > of shielding gas and any other things I need to know. Do I just
      > weld
      > > > them together like any other metals? Thanks
      > > >
      > > >
      > >
      >
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