<ARTICLE> 5
<LEGEND>
THE SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
REGISTRANT'S CONSOLIDATED STATEMENT OF INCOME FOR THE THREE MONTHS ENDED MARCH
31, 2000 AND CONSOLIDATED BALANCE SHEET AS OF MARCH 31, 2000 AND IS QUALIFIED IN
ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0001018963
<NAME> ALLEGHENY TECHNOLOGIES INCORPORATED
<MULTIPLIER> 1,000,000

                             
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