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Thomas Walker Joins Quanex as Chief Financial Officer

HOUSTON, June 12, 2006 (PRIMEZONE) -- Quanex Corporation (NYSE:NX), announced today that Thomas M. Walker joined Quanex as Senior Vice President, Finance, and Chief Financial Officer. He will report to Raymond A. Jean, Chairman and Chief Executive Officer of Quanex.

In his new position, Walker is responsible for Quanex's overall financial organization, including accounting, budgeting, treasury, tax planning and preparation, investor relations and internal audit. In addition, he will play an important role in developing the Company's strategic initiatives.

Walker brings to the Company over 30 years of financial and strategic leadership experience. Before joining Quanex, he was executive vice president and chief financial officer of Alliant Energy Corporation (NYSE:LNT). Prior to that, he was a member of the board of directors and executive vice president and chief financial and administrative officer for Information Resources, Inc. Walker previously held executive level positions at Praxis Biologic, Inc., and Sterling Drug, Inc.

"I look forward to Tom's contributions to the growth of Quanex," said Jean. "His breadth and depth of financial and business experience and his proven leadership abilities will enable him to play a key role in helping Quanex move up to the next level."

Walker earned his Bachelor of Business Administration from Kent State University and Masters of Business Administration at Ohio State University.

Corporate Profile

Quanex is a $2 billion industry-leading manufacturer of value-added engineered materials and components serving the vehicular products and building products markets. Quanex is listed on the New York Stock Exchange under the symbol NX. For further information, visit the Company's website at

The Quanex Corporation logo is available at

Statements that use the words "expect," "should," "believe," "will," "might," or similar words reflecting future expectations or beliefs are forward-looking statements. The statements found above are based on current expectations. Actual results or events may differ materially from this release. Factors that could impact future results may include, without limitation, the effect of both domestic and global economic conditions, the impact of competitive products and pricing, and the availability and cost of raw materials. For a more complete discussion of factors that may affect the Company's future performance, please refer to the Company's most recent 10-K filing (December 21, 2005) under the Securities Exchange Act of 1934, in particular the section titled, "Private Securities Litigation Reform Act" contained therein.

CONTACT: Quanex Corporation
Jeff Galow
(713) 877-5327
Valerie Calvert
(713) 877-5305