Also found in: Dictionary, Thesaurus, Medical, Wikipedia.
Related to pig iron: cast iron
pig iron:see ironiron,
metallic chemical element; symbol Fe [Lat. ferrum]; at. no. 26; at. wt. 55.845; m.p. about 1,535°C;; b.p. about 2,750°C;; sp. gr. 7.87 at 20°C;; valence +2, +3, +4, or +6. Iron is biologically significant.
..... Click the link for more information. .
The Columbia Electronic Encyclopedia™ Copyright © 2013, Columbia University Press. Licensed from Columbia University Press. All rights reserved. www.cc.columbia.edu/cu/cup/
pig iron[′pig ‚ī·ərn]
Crude, high-carbon iron produced by reduction of iron ore in a blast furnace.
Cast iron in the form of pigs.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
Crude high-carbon iron ore that has been smelted and cast into ingots; may be remelted and used as a source of material for architectural cast-iron products, or may be further refined for use in producing steel.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
crude iron produced in a blast furnace and poured into moulds in preparation for making wrought iron, steels, alloys, etc.
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005