Allegheny Technologies Announces Webcast for First Quarter Conference Call.

PITTSBURGH -- Allegheny Technologies Incorporated (NYSE:ATI) will provide live Internet listening access to its conference call with investors and analysts scheduled for April 21, 2005, at 1 p.m. ET. The conference call will be conducted after the Company's planned release of first quarter 2005 results. The conference call will be broadcast at www.alleghenytechnologies.com. To access the broadcast, go to the home page and select "Conference Call". In addition, the conference call will be broadcast through CCBN.com.

Allegheny Technologies Incorporated is one of the largest and most diversified specialty materials producers in the world with revenues of approximately $2.7 billion in 2004. ATI has approximately 9,000 full-time employees world-wide who use innovative technologies to offer growing global markets a wide range of specialty materials. High-value products include nickel-based and cobalt-based alloys and superalloys, titanium and titanium alloys, specialty steels, super stainless steel, exotic alloys, which include zirconium, hafnium and niobium, tungsten materials, and highly engineered strip and Precision Rolled Strip(R) products. In addition, we produce commodity specialty materials such as stainless steel sheet and plate, silicon and tool steels, and forgings and castings. The Allegheny Technologies website can be found at www.alleghenytechnologies.com.