ATI (ATI) 10-Q 2007 Q3 Quarterly report

Exhibit 12.1

Allegheny Technologies Incorporated
Computation of Ratio of Earnings to Fixed Charges
(dollars in millions)

	Three			Nine
	Months			Months
	Ended			Ended
	9/30/07			9/30/07
Income before income tax provision	$	294.0		$	924.5
Income recognized on less than fifty percent owned persons, net		1.4			(8.5	)
Minority interest in the income of subsidiary with fixed charges		—			—
	$	295.4		$	916.0
Fixed Charges:
Interest expense	$	7.2		$	24.6
Portion of rents deemed to be interest		1.6			4.9
Capitalized interest		2.8			6.0
Amortization of debt expense		0.2			0.6
Fixed Charges excluding the effects of capitalized interest	$	11.8		$	36.1
Earnings adjustments:
Capitalized interest	$	(2.8	)	$	(6.0	)
Earnings, as adjusted	$	304.4		$	946.1
Ratio of earnings to fixed charges		25.8			26.2