Stable low fume stainless steel welding electrode
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United States of America Patent
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Jun 23, 1992
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N/A
app pub date -
Feb 5, 1991
filing date -
Mar 22, 1990
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Expired
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Abstract
The invention provides a coated electrode suitable for welding stainless steel. The coated electrode uses a stainless steel core wire. The flux contains by weight percent a total of 0 to 14.5 alkali metal and aluminum fluoride, about 0.5 to 12.5 cerium fluoride, a total of about 10 to 30 alkali metal and manganese carbonate, about 2 to 25 cerium oxide plus zirconium, about 0 to 25 chromium, about 0 to 10 manganese, about 5 to 15 total metal fluorides, and balance rutile. A binder holds the flux to the stainless steel core.
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