[TheForge] cast iron welding

Sat Mar 20 00:16:01 2004

There is a guy around here who has told me about gas welding cast with a rod
made of cast iron.  He told me he had used scraps of cast as well.  I will ask
him about it next month when our OABA meeting is at his shop.

John

Ralph Sproul wrote:

> Roger and John, Thanks for the square rod info.
>
> If this is some sort of inconel alloy - it must be rather costly? or do they
> sell it in the 1 pound tubes like some of the other tig and torch rods?
>
> Ralph
>
> ----- Original Message -----
> From: "John Chobrda" <[email protected]>
> To: <[email protected]>
> Sent: Friday, March 19, 2004 12:48 PM
> Subject: Re: [TheForge] cast iron welding
>
> >      Ralph, I just asked for cast iron rod, (my understanding is it must
> > be used with cast iron flux) from what  I remember it was just rods of
> > cast iron, square not round. My old welding  instructor (whom I keep in
> > touch with) just repaired an old Parker vise for a friend of mine.
> > Preheat, TIG, using Inconel rod.
> >
> > Ralph Sproul wrote:
> >
> > >        John, What is the cast rod called for torch welding? is there a
> name
> > >or alloy to it?
> > >
> > >        I wanted to experiment with the Tig as well.  What rods will work
> > >with the Tig welder on cast iron?  anyone have any good input on this?
> > >
> > >Ralph
> > >----- Original Message -----
> > >From: "John Chobrda" <[email protected]>
> > >To: <[email protected]>
> > >Sent: Friday, March 19, 2004 10:06 AM
> > >Subject: Re: [TheForge] cast iron welding
> > >
> > >
> > >
> > >
> > >>    A while back I had to repair the water jacket on a vertical hit or
> > >>miss engine. A large chunk had broken out from water freezing in the
> > >>jacket. A fellow who restores cast iron stoves told me this method. I
> > >>beveled the edges of the pieces, then heated the jacket till I could
> > >>just see color. I gas welded the parts using a cast iron rod and cast
> > >>iron flux, heated again until I saw color, then wrapped the part in
> > >>kaowool to cool. The part came out great, and I got the rod and flux at
> > >>a local dealer, cheaper that a whole new set up.
> > >>John C.
> > >>
> > >>Kenny O. wrote:
> > >>
> > >>
> > >>
> > >>>To-day I witnessed a demonstration on building up cast iron with a Ni
> > >>>spray.A torch is the method of delivery. A bottle of Ni (nickel)was
> > >>>screwed into this custom set-up.
> > >>>11# of acetylene 20# oxy.
> > >>>
> > >>>
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