use a wirefeed and fix it all, it is better to have it done and not go back
later.
William West wrote:
> So I've continued to remove rust from the flange common to the convertible
> top and would like some advice.
>
> First, as I mentioned before, there was water entering through the sheet
> metal screws and got trapped under the cockpit surround in several places.
> The rust was pretty darned bad.. enough to completely consume the top layer
> of metal and begin to eat into the second layer. I've considered two
> options.
>
> Option 1: grind the bad metal down and weld in new sheet metal
>
> Option 2: continue to remove the rust and then reinforce the bad spots with
> sheet metal cut to fit and patched in via pop-rivets (giving the screws new
> metal to bite into). (for the sake of getting this car on the road, I am
> leaning this way - but I don't want to just hack this thing together,
> either!)
>
> Are there any problems with welding new sheet metal in a place once occupied
> by two layers of metal? Further, there is one small spot where the rust
> expanded beyond the flange and pitted deep enough to create a 'pinhole' in
> the metal just behind where the convertible top will sit. Actually, it will
> probably be covered by the edge of the convertible top. If I decide to weld,
> should I cut this area out, as well, or should I just concentrate on
> repairing the flange and fill the pinhole, sand, etc?
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