U.S. Reported Consumption And Stocks Of Tungsten Products

TABLE 5
U.S. REPORTED CONSUMPTION AND STOCKS OF TUNGSTEN PRODUCTS^{1, 2, 3}

(Metric tons of tungsten content)

	2006		2007
Consumption by end use:
Steels	292		295
Superalloys	W		W
Other alloys⁴	W		W
Cemented carbides⁵	6,710	^r	6,090
Mill products made from metal powder	W		W
Chemical uses�	118		89
Total	12,300	^r	11,300
Consumption by form:
Ferrotungsten	280		267
Tungsten metal powder	W		W
Tungsten carbide powder	6,610	^r	6,190
Tungsten scrap⁶	W		W
Other tungsten materials⁷	118		89
Total	12,300	^r	11,300
Consumer stocks, December 31:
Ferrotungsten	20		16
Tungsten metal powder	28	^r	27
Tungsten carbide powder	351	^r	398
Tungsten scrap⁶	35		25
Other tungsten materials⁷	16	^r	14
Total	450	^r	481
^rRevised. W Withheld to avoid disclosing company proprietary data; included in "Total."
¹Data are rounded to no more than three significant digits; may not add to totals shown.
²Does not include materials used in making primary tungsten products.
³Includes estimates.
⁴Includes welding and hard-facing rods and materials, wear- and corrosion-resistant alloys, and
nonferrous alloys.
⁵Includes diamond tool matrices, cemented and sintered carbides, and cast carbide dies or parts.
⁶Includes tungsten bars.
⁷Includes tungsten chemicals.