Table 2.--U.S. Government stockpile yearend inventories (Thousand metric tons) ------------------------------------------------------------------------------------------------------ Type of material 1969 1970 1971 1972 1973 1974 1975 ------------------------------------------------------------------------------------------------------ Chromite, chemical, stockpile-grade.. 1,129 1,051 517 826 683 412 337 Chromite, refractory: Stockpile-grade.................... 1,113 1,113 1,068 1,060 1,003 892 803 Nonstockpile-grade................. (1/) (1/) -- -- -- -- -- Chromite, metallurgical: Stockpile-grade.................... 2,692 1,918 3,121 3,226 3,166 3,096 2,881 Nonstockpile-grade................. 817 1,446 -- -- -- -- -- Ferrochromium high-carbon: Stockpile-grade.................... 365 365 366 366 366 366 366 Nonstockpile-grade................. 1 1 -- -- -- -- -- Ferrochromium, low-carbon: Stockpile-grade.................... 270 289 289 289 289 289 289 Nonstockpile-grade................. 18 -- -- -- -- -- -- Ferrochromium-silicon: Stockpile-grade.................... 51 54 54 54 54 53 53 Nonstockpile-grade................. 3 -- -- -- -- -- -- Chromium metal: Aluminothermic, stockpile-grade.... 4 4 -- -- -- -- -- Electrolytic, stockpile-grade...... 4 4 -- -- -- -- -- Stockpile-grade.................... -- -- 7 7 6 4 4 ----------------------------------------------------------------- 1976 1977 1978 1979 1980 1981 1982 ----------------------------------------------------------------- Chromite, chemical, stockpile-grade.. 316 220 NA 220 220 220 220 Chromite, refractory: Stockpile-grade.................... 640 364 NA 355 355 355 355 Nonstockpile-grade................. -- -- -- -- -- -- -- Chromite, metallurgical: Stockpile-grade.................... 2,782 2,603 NA 2,602 1,775 1,775 1,775 Nonstockpile-grade................. -- -- NA -- 482 482 482 Ferrochromium high-carbon: Stockpile-grade.................... 366 366 NA 365 365 365 365 Nonstockpile-grade................. -- -- NA -- 1 1 1 Ferrochromium, low-carbon: Stockpile-grade.................... 289 289 NA 289 272 272 272 Nonstockpile-grade................. -- -- NA -- 17 17 17 Ferrochromium-silicon: Stockpile-grade.................... 53 53 NA 54 52 52 52 Nonstockpile-grade................. -- -- NA -- 1 1 1 Chromium metal: Aluminothermic, stockpile-grade.... -- -- NA -- -- -- -- Electrolytic, stockpile-grade...... -- -- NA -- -- -- -- Stockpile-grade.................... 4 4 NA 4 4 4 4 ----------------------------------------------------------------- 1983 1984 1985 1986 1987 1988 1989 ----------------------------------------------------------------- Chromite, chemical, stockpile-grade.. 220 220 220 220 220 220 220 Chromite, refractory: Stockpile-grade.................... 355 355 355 355 355 355 355 Nonstockpile-grade................. -- -- -- -- -- -- -- Chromite, metallurgical: Stockpile-grade.................... 1,775 1,775 1,763 1,676 1,569 1,491 1,395 Nonstockpile-grade................. 482 368 284 233 230 216 216 Ferrochromium high-carbon: Stockpile-grade.................... 365 365 410 487 487 487 581 Nonstockpile-grade................. 1 1 1 1 1 1 1 Ferrochromium, low-carbon: Stockpile-grade.................... 272 272 272 272 272 272 272 Nonstockpile-grade................. 17 17 17 17 17 17 17 Ferrochromium-silicon: Stockpile-grade.................... 52 52 52 52 52 52 52 Nonstockpile-grade................. 1 1 1 1 1 1 1 ----------------- See footnotes at end of table. Table 2.--U.S. Government stockpile yearend inventories--Continued (Thousand metric tons) ------------------------------------------------------------------------------------------------------ Type of material 1983 1984 1985 1986 1987 1988 1989 ------------------------------------------------------------------------------------------------------ Aluminothermic, stockpile-grade.... -- -- -- -- -- -- -- Electrolytic, stockpile-grade...... -- -- -- -- -- -- -- Stockpile-grade.................... 4 4 4 4 4 3 3 ----------------------------------------------------------------- 1990 ----------- Chromite, chemical, stockpile-grade.. 220 Chromite, refractory: Stockpile-grade.................... 355 Nonstockpile-grade................. -- Chromite, metallurgical: Stockpile-grade.................... 1,287 Nonstockpile-grade................. 252 Ferrochromium high-carbon: Stockpile-grade.................... 628 Nonstockpile-grade................. 1 Ferrochromium, low-carbon: Stockpile-grade.................... 272 Nonstockpile-grade................. 17 Ferrochromium-silicon: Stockpile-grade.................... 52 Nonstockpile grade................. 1 Chromium metal: Aluminothermic, stockpile-grade.... -- Electrolytic, stockpile-grade...... -- Stockpile-grade.................... 3 ------------------------------------------------------------------------------------------------------ NA Not available. 1/Less than 1/2 unit.