LOW LEAD ALLOY
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United States of America Patent
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Issued Date -
Apr 14, 2016
app pub date -
Oct 22, 2015
filing date -
Oct 29, 2010
priority date (Note) -
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Abstract
A composition for a low lead ingot comprising primarily copper and including tin, zinc, sulfur, phosphorus, nickel. The composition may contain carbon. The low lead ingot, when solidified, includes sulfur or sulfur containing compounds such as sulfides distributed through the ingot. The presence and a substantially uniform distribution of these sulfur compounds imparts improved machinability and better mechanical properties.
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