CGI CAST IRON AND PRODUCTION METHOD FOR THE SAME
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United States of America Patent
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Issued Date -
Nov 29, 2012
app pub date -
Dec 8, 2010
filing date -
Dec 22, 2009
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Abstract
The present invention relates to cast iron, and more particularly, to a compacted graphite iron (CGI) cast iron having an improved casting property, stable tensile strength and yield strength, and hardness in an appropriate range, by being produced with the amounts of carbon (C), silicon (Si), manganese (Mn), copper (Cu), tin (Sn), and magnesium (Mg) controlled, and a production method thereof.
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