U.S. Reported Consumption And Stocks Of Tungsten Products

TABLE 4
U.S. REPORTED CONSUMPTION AND STOCKS OF TUNGSTEN PRODUCTS^{1, 2, 3}

(Metric tons of tungsten content)

	2005		2006
Consumption by end use:
Steels	280		292
Superalloys	W		W
Other alloys⁴	W		W
Cemented carbides⁵	6,020		6,590
Mill products made from metal powder	W		W
Chemical uses�	130		118
Total	11,100	^r	12,200
Consumption by form:
Ferrotungsten	250		280
Tungsten metal powder	W		W
Tungsten carbide powder	5,930		6,490
Tungsten scrap	W		W
Other tungsten materials⁶	130		118
Total	11,100	^r	12,200
Consumer stocks, December 31:
Ferrotungsten	24		20
Tungsten metal powder	27		27
Tungsten carbide powder	394		355
Tungsten scrap	32	^r	35
Other tungsten materials⁶	30		31
Total	508	^r	469
^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 chemicals.