| To: | <shop-talk@autox.team.net> |
|---|---|
| Subject: | RE: copper or brass as a backer for weld filling? |
| From: | "Randall Young" <ryoung@navcomtech.com> |
| Date: | Wed, 10 Dec 2003 11:18:37 -0800 |
> Copper sheet is what Eastwood and welding suppliers sell for this
> purpose. I don't know if brass does the same.
Brass is an alloy of copper and zinc, and the zinc will vaporize at welding
temperatures. Zinc vapors are not good for you, they cause CNS problems
("zinc shivers") ... but the brass would probably work otherwise.
Randall
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