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| TABLE 4 | ||||||||||||||||||||||||
| U.S. CONSUMPTION OF IRON AND STEEL SCRAP, PIG IRON, AND DIRECT-REDUCED IRON IN 2006, BY TYPE OF FURNACE OR OTHER USE1 | ||||||||||||||||||||||||
| (Thousand metric tons) | ||||||||||||||||||||||||
| Manufacturers of pig iron and | Manufacturers | Iron foundries and | Total, all | |||||||||||||||||||||
| raw steel and castings | of steel castings | miscellaneous users | manufacturing types | |||||||||||||||||||||
| Pig | Pig | Pig | Pig | |||||||||||||||||||||
| Scrap | iron | DRI2 | Scrap | iron | DRI2 | Scrap | iron | DRI2 | Scrap | iron | DRI2 | |||||||||||||
| Blast furnace | 2,510 | -- | 308 | -- | -- | -- | 3 | -- | -- | 2,510 | -- | 308 | ||||||||||||
| Basic oxygen process | 10,000 | 33,700 | 348 | -- | -- | -- | -- | 2 | -- | 10,000 | 33,800 | 348 | ||||||||||||
| Electric furnace | 41,800 | 2,910 | 875 | 1,520 | 37 | -- | 4,540 | 434 | 2 | 47,800 | 3,380 | 877 | ||||||||||||
| Cupola furnace | 92 | -- | -- | 117 | 19 | -- | 4,820 | 416 | 3 | 5,030 | 435 | 3 | ||||||||||||
| Other3 | W | -- | -- | -- | -- | -- | W | W | -- | W | W | -- | ||||||||||||
| Direct castings4 | -- | 36 | -- | -- | -- | -- | -- | -- | -- | -- | 36 | -- | ||||||||||||
| Total | 54,500 | 36,700 | 1,530 | 1,640 | 56 | -- | 9,370 | 857 | 5 | 65,600 | 37,600 | 1,540 | ||||||||||||
| W Withheld to avoid disclosing company proprietary data. -- Zero. | ||||||||||||||||||||||||
| 1Data are rounded to no more than three significant digits; may not add to totals shown. | ||||||||||||||||||||||||
| 2Direct-reduced iron. | ||||||||||||||||||||||||
| 3Includes air furnaces. | ||||||||||||||||||||||||
| 4Includes ingot molds and stools. | ||||||||||||||||||||||||
Source: United States Geological Survey Mineral Resources Program