Daily Almanac for
Nov 30, 2009
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nod'ular cast' i'ron




any of various cast irons strengthened by having the graphite content in the form of nodules rather than flakes, and containing cerium or magnesium as well as other additives. Also called ductile iron.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

nodularnodule
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