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Steel Dynamics, Inc. (SDI) is an American steel producer based in Fort Wayne, Indiana. With a production capacity of 13 million tons of steel, the company is the third largest producer of carbon steel products in the United States. It is among the most profitable American steel companies in terms of profit margins and operating margin per ton. [1]
In 2014, Severstal divested its steelmaking operations in the United States, selling the former Rouge Steel plant in Dearborn, Michigan to AK Steel Holding for $700 million, and its mini-mill in Columbus, Mississippi, built in 2007, to Steel Dynamics for $1.63 billion. [27] In January 2017, the company sold Redaelli Tecna. [28]
Century Aluminum USA: Massena: 135,000: Alcoa - Massena Operations USA: New Madrid: 263,000: Magnitude7Metals [23] previously Noranda Aluminum, now owned by Swiss-based Granges [24] Curtailed January 2024 USA: Hawesville: 250,000: Century Aluminum of Kentucky LLC: Curtailed 7/2022 USA: Ferndale: 279,000: Alcoa - Intalco Aluminum Corp. Curtailed ...
Braidy Industries started off with an initial project of a fully integrated aluminum rolling mill in the Greenup County, Kentucky, comprising a 2.5 million square-foot area. The site, relocated to neighboring Boyd County, Kentucky is located in Eastern Kentucky and the facility costs were estimated to be around $1.6 billion.
In 2022, the U.S. was the third-largest producer of raw steel worldwide, after China and India, and ranked sixth in pig iron production. By November 2024, the industry produced over 74 million net tons annually.
This is a list of plantations and/or plantation houses in the U.S. state of Mississippi that are National Historic Landmarks, listed on the National Register of Historic Places, listed on a heritage register, or are otherwise significant for their history, association with significant events or people, or their architecture and design. [1] [2] [3]
The present-day materials business is distantly descended from Superior Stone, an aggregates company founded in 1939 in Raleigh, North Carolina.In 1959, the company was purchased by the American-Marietta Corporation, which merged with the Glenn L. Martin Company a year later to form the Martin Marietta Corporation.
The hot strip mill can roll to a minimum gauge of .050 in. through .525 in. (1.27 mm through 13.30 mm) in widths from 30 in. to 61 in. (762 mm to 1,549 mm). The recently modernized slab reheat furnaces optimize Severstal Dearborn's heating efficiency and quality, reduce natural gas consumption and increase yield.