nodular cast iron
- 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.
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Origin of nodular cast iron
First recorded in 1945–50
Also called ductile iron.
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018