Re: I shouldn't ask but....

Thanks, Randy.

Cass

Gas welding is not practical in such thin wall aluminum. There are some > aluminum brazing alloys or perhaps aluminum solders that would be possible. > The surfaces would have to be very clean. Welding 2 Brazing around 7 > TIG is the proper choice if you intend to weld such thin material. > Identifying the alloy used will be a problem. > Randy > "Cass" wrote in

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news:bgpv4i$hue$ snipped-for-privacy@pita.alt.net... > I am curious if my question can be answered on a scale of one thru ten but, > if welding thin wall tubing, or flashing as used in gutters, mobile homes, > etc., and if tig welding is the preferred method and it is ten on the scale, > where would flame welding be and why? > > If tig is preferred, is it simply because it can concentrate a lot of heat > in one small spot of aluminum before it dissapates the heat where as a flame > would take more time to heat up the metal due to its excellent heat > conductivity and run the chance of it melting TOO much? > > Thanks > > Cass > > > > >
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Cass
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FWIW, I can gas weld .125 AL easily, I can gas weld .065 barely, and I can't gas weld .035" Al at all. I can tig weld .035" if I'm careful and keep the heat down. I've heard that people can run Tig beads on pop cans, but I can't imagine doing so, and flashing material is about that kind of thickness. So on a scale of one to ten, ten being easiest, tig is about a

10 and gas welding is about a 0 when trying to weld pop can thickness aluminium. I think.

Brian

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Brian

Thanks, Brian.

All the more reason for me to get another toy, right? Tig, here I come.

Cass

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Cass

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