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Bureau of Mines / Minerals yearbook: Metals and minerals 1977
Year 1977, Volume 1 (1977)

Schottman, Frederick J.
Ferroalloys,   pp. 383-398 PDF (1.7 MB)


Page 383

Ferroalloys 
By Frederick J. Schottman1 
 Total production and shipments of fer- The trade deficit in ferroalloys
increased roalloys were about 8% lower in 1977, slightly, with lower exports
and higher compared with those in 1976. The most imports. Exports remained
only a small important change was a significant decline fraction of imports.
Imports of ferroalloys in the production of manganese alloys, totaled over
1 million tons, valued at over Domestic producer prices of the major fer-
$452 million. Imports from Japan were roalloys were generally lower to compete
down sharply from those in 1976, while with foreign alloys offered at low
prices, those from Canada and Latin American Prices of special ferroalloys
including ferro- countries increased. 
columbium and ferromolybdenum were Legislation and Government Prohigher.
There was concern about the ability grams.—The inventory of ferroalloys
in of molybdenum producers to meet rising Government stockpiles is shown
in table 1. demand in the near future. After study, the administration reaffirmed
 Consumption of manganese and silicon the stockpile goals, based on planning
for a alloys was little changed, but consumption 3-year emergency, which
had been adopted increased for many of the other alloys used in 1976. Of
the materials listed in table 1, to provide special properties in steel.
In- stocks of four were below goals. These creased stainless steel production
resulted materials and goals were as follows: Ferin higher demand for ferrochromium
and rochromium-silicon, 69,000 tons; mediumferronickel. Consumption of ferroboron,
carbon ferromanganese, 99,000 tons; silicoferrovanadium, and ferrocolumbium
in- manganese, 81,000 tons; and ferrotungsten, creased. 8,884 tons. 
Table 1..—Government inventory of ferroalloys, December 31, 1977
(Thousand short tons) 
. 
. 
Supple. 
stockpile 
Total1 
Ferrochroniium: 
High-carbon                                           
 Low-carbon                                           Ferrocifromiurn-silicon
126 
128 
26 
276 
191 
33 
403 
319 
58 
Ferrocolumbium(containedcolumbium)                           
.0.5 
0.5 
Ferroinanganese: 
High-carbon                                           
Mediuin.carbon                                         
. 
30 
29 
570 
600 
29 
Ferrotungsten(containedtungsten)                               
Silicomanganese                                            
1 
24 
1 
24 
1Data may not add to totals shown because of independent rounding. 
383 


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