In article <003901c1b312$fd726380$b91e0150@u8p1p8>, William Davies
<bill@rarebits4classics.co.uk> writes
>
>----- Original Message -----
>From: Michael Hargreave Mawson <OC@46thFoot.com>
>
>> Is there any reason why I couldn't or shouldn't clear away all the rusty
>> metal, treat the bare metal with rust-proofer, fold and shape a piece of
>> sheet aluminium, rivet this in place inside the bonnet (rivets attaching
>> the aluminium sheet to the horizontal section on the bonnet that is all
>> but invisible), fill the resulting craters with filler, and then prime
>> and paint? (At this point, I should probably admit that my battery
>> tray has been repaired like this, and seems to be holding up nicely.)
>
>Ever seen how Aluminium bodywork corrodes on Astons and suchlike? A
>metallurgist could give a better explanation, but a current is set up
>between the 2 dissimilar metals and one will corrode sacrificially for
>the other. The only way of carrying out a proper repair is to cut out
>the rot and replace with new (welded) steel. Filler should only be used
>to smooth out imperfections in otherwise solid and sound bodywork.
:-(
Thanks, Bill. I knew I was no good at bodywork.
ATB
--
Mike
Michael Hargreave Mawson, author of "Eyewitness in the Crimea"
http://www.greenhillbooks.com/booksheets/eyewitness_in_the_crimea.html
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