Cleveland Cliffs in recent weeks had announced that it will idle or partially idle two iron ore mines in Minnesota, affecting 630 workers. It also said in March that it will idle a steel plant in ...

The first part of the lesson is to make sure the steel is high-carbon steel, since most other steels aren’t able to be heat treated. It will also have a specific method for its quenching ...

Steelmaker Cleveland-Cliffs will indefinitely idle three steel plants this summer, saying Friday that it is being buffeted by sluggish demand and pricing for some products, including high carbon ...

including high carbon steel sheets. The company said the idling of two Pennsylvania plants, one in Steelton and one in Conshohocken, and one in Riverdale, Ill., is due to “insufficient demand ...

Steelmaker Cleveland-Cliffs will indefinitely idle three steel plants this summer, saying Friday that it is being buffeted by sluggish demand and pricing for some products, including high carbon ...