AK Steel Jumps To 351 On FORTUNE 500 Following Record '07 Performance

Company Listed Among Highest Revenue Producers In U.S. Metals Sector

West Chester, OH, April 21, 2008—With revenues of $7 billion in 2007, AK Steel (NYSE: AKS) jumped 27 positions on the FORTUNE 500 this year, claiming the 351st spot on the magazine's annual list of America's largest corporations. The company was ranked 378 on the previous year's list. AK Steel was also ranked fifth in revenue in 2007 among all U.S. metals producers, and was listed among the fastest growing companies in profits for the year 2007.

"AK Steel's record performance in 2007 reflects our steadfast commitment to our customers, and our ongoing efforts to achieve long-term, sustained profitability," said James L. Wainscott, AK Steel chairman, president and CEO. "I congratulate, and thank, all of our employees for their contributions to the company's success."

In addition to its FORTUNE 500 ranking, AK Steel was listed among FORTUNE magazine's "America's Most Admired Companies" in 2008, receiving a number-one ranking in the metals sector for product quality and use of corporate assets. The company was also listed among CNNMoney.com's Top 10 Best Performing FORTUNE 500 stocks for the year 2007. With a 174% gain in value, AK Steel claimed the second spot on this prestigious list. AK Steel also received Cincy magazine's MANNY award in 2008 for excellence in manufacturing.

About AK Steel
AK Steel produces flat-rolled carbon, stainless and electrical steels, primarily for automotive, appliance, construction and electrical power generation and distribution markets. The company employs about 6,500 men and women in Middletown, Mansfield, Coshocton and Zanesville, Ohio; Butler, Pennsylvania; Ashland, Kentucky; Rockport, Indiana; and its corporate headquarters in West Chester, Ohio. Additional information about AK Steel is available on the company's web site at www.aksteel.com.

AK Tube LLC, a wholly owned subsidiary of AK Steel, employs about 300 men and women in plants in Walbridge, Ohio and Columbus, Indiana. AK Tube produces carbon and stainless electric resistance welded (ERW) tubular steel products for truck, automotive and other markets. Additional information about AK Tube LLC is available on its web site at www.aktube.com.