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FactoryannouncedOctober 22, 2026

U. S. Steel board authorizes nearly $3 billion for a new Mon Valley hot strip mill

United States Steel CorporationPAPittsburgh

U. S. Steel's board approved full funding for a new hot strip mill at the Edgar Thomson Plant near Pittsburgh. The company says the project would raise annual capacity from about 2.2 million to about 3.5 million tons; construction remains subject to permits, with initial production targeted for late 2029.

#steel#hot strip mill#capacity expansion#Pennsylvania#industrial modernization

Sources

  1. U. S. Steel company releaseussteel.com · 2026-10-22

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