# Multiple North American steel mills add over 35 million tons of flat-rolled capacity

North American steel mills have completed or are undertaking capacity additions totaling over 35 million short tons per year of flat-rolled steel products, with investments exceeding $20 billion. The table lists 16 projects by companies including Stelco, U.S. Steel, Ternium, Steel Dynamics, North Star BlueScope, Nucor, AM/NS Calvert, ArcelorMittal México, and Algoma, with completion dates from Q4 2020 to Q1 2027.

- Type: Expansion
- Announced: 2023-06-20
- Value: $20.0B
- Status: announced
- Capacity: 35,000,000 short tons per year
- Products: flat-rolled steel, slab, sheet, plate
- Sectors: [Steel and Metal Products](https://endata.com/sectors/steel-metal-products.md)

## Companies

- [Steel Dynamics](https://endata.com/companies/895.md)
- [Nucor](https://endata.com/companies/4347.md)
- [U.S. Steel](https://endata.com/companies/15752.md)
- [ArcelorMittal México](https://endata.com/companies/18255.md)
- [Ternium S.A.](https://endata.com/companies/22416.md)
- [Stelco](https://endata.com/companies/25295.md)
- [AM/NS Calvert](https://endata.com/companies/49131.md)
- [North Star BlueScope](https://endata.com/companies/50720.md)
- [Algoma](https://endata.com/companies/70927.md)

## Sources

- [steelmarketupdate.com](https://www.steelmarketupdate.com/data-tools/new-steel-mill-capacity/), 2023-06-20: "North American steel mills have recently completed or are underway with capacity additions totaling over 35 million tons per year of flat-rolled steel products."

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.