[Zmagnette] Fuel tank sealer-Not entirely OT

[Arch Boston]

A simple minded question....  Would there still be a metal reaction since solder acts as a joining /separating layer?  For every solution there is a problem and for every solution there is yet another problem.  Arch

Sent from my iPad

On Feb 2, 2014, at 3:49 PM, "Adam Lombard" <adam.lombard at earthlink.net> wrote:

> John,
> 
> Clever solution but be aware of the galvanic action between the copper and
> Steel. It's for this reason that plumbers always use a brass, bronze, or
> plastic fitting between iron pipe and copper fittings. Any water, especially
> if it contains minerals or salts, will expedite this process, making your
> gas tank into a low-voltage battery. It won't cause a spark or anything but
> can quickly eat bigger holes than you started with in your tank.
> 
> See http://en.wikipedia.org/wiki/Galvanic_corrosion and lots of other
> articles on the web for more information on the atopic.
> 
> Adam
> 
> 
> 
> 
> -----Original Message-----
> From: zmagnette-bounces at autox.team.net
> [mailto:zmagnette-bounces at autox.team.net] On Behalf Of John
> Sent: Saturday, February 01, 2014 7:02 PM
> To: List for the Z Magnette Group - North America
> Subject: Re: [Zmagnette] Fuel tank sealer-Not entirely OT
> 
> I used product called redkote on my MG 1100 but apparently the rust holes
> were bigger on the inside than on the outside.  In the end I attacked the
> gas tank mercilessly with a screwdriver.  This made some major holes!  And
> then bought some pieces of copper pipe like you used to run hot and cold
> water...  Cut them open and beat them to shape.  Both the steel gas tank
> near the leaks and the copper pieces were wire wheeled until they were shiny
> as could be.  Use a torch and lots of plumbers solder and those little white
> plastic tens of flux with a brush to seal up all of these ugly holes.  When
> I was done I realized there was no way in hell this would ever leak again!
> But just to be sure I redkoted it one more time :)   The best suggestion
> they had was to use MEK or acetone to dry the inside of the tank before
> applying the product.
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