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  1. Dave Shepard

    Cast Aluminum Repair

    Yeah olyman, fess up!;) I have never welded mag either, but have seen and heard of some bad mag stories. If you welded it in an argon purge like titanium, I would think you would be alright. I now the shavings are the most dangerous, like sotc said. Dave
  2. Dave Shepard

    Cast Aluminum Repair

    I have not heard of 4041. There are only two alloys available around here, the 4043, and 5356, which is supposed to be more difficult to weld with. I have welded a bunch of the cast, agree that the porosity will be a problem. With a little patience, it shoule be repairable. Now forged on the...
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