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Edgar Thomson Steel Works in the mid-1990s. The Edgar Thomson Steel Works is a steel mill in the Pittsburgh area communities of Braddock and North Braddock, Pennsylvania. It has been active since 1875. It is currently owned by U.S. Steel and is known as Mon Valley Works – Edgar Thomson Plant.
Pages in category "Ironworks and steel mills in Pennsylvania" The following 30 pages are in this category, out of 30 total. This list may not reflect recent changes .
The Mon Valley Works–Irvin Plant is a steel processing plant operated by U.S. Steel and historically a "hot strip mill" (sometimes referred to as a "steel mill") in the Pittsburgh suburb of West Mifflin, Pennsylvania. The site consists of 650 acres on a hilltop 250 feet above the Monongahela Valley. [1]
It was reorganized and renamed the Cambria Steel Company in 1898, purchased by Midvale Steel and Ordnance Company in 1916, and sold to the Bethlehem Steel Company in 1923. [ 4 ] The company's facilities, which extend some 12 miles (19 km) along the Conemaugh and Little Conemaugh rivers, operated until 1992.
Homestead Steel Works was a large steel works located on the Monongahela River at Homestead, Pennsylvania in the United States. The company developed in the nineteenth century as an extensive plant served by tributary coal and iron fields, a railway 425 miles (684 km) long, and a line of lake steamships.
[citation needed] Latrobe, with eight locations in North America, is a division of Latrobe Specialty Steel of Latrobe, Pennsylvania. [ 9 ] [ 34 ] [ 36 ] That year Crucible partnered with Robert Zapp Werkstofftechnik, a division of the Zapp Group, to sell Crucible Particle Metallurgy products worldwide except for North America and Japan.
Clairton Coke Works is a coking factory in Clairton, Pennsylvania (10 miles south of Pittsburgh) on the Monongahela River. Owned by U.S. Steel , it is the largest coking operation in North America or possibly the world.
Lukens Steel Company, located in Coatesville, Pennsylvania, is the oldest iron mill in commission within the United States. In 1995, it was one of the three largest producers of plate steel and the largest domestic manufacturer of alloy-plate.