The Reinosa Steel Plant is a leading provider of raw and finished parts for the iron and steel industry. We have over 100 years of expertise manufacturing all types of steel products. We are industry leaders in forging parts such as spindles, mandrels, pinions and cast parts such as mill housing, chocks, and Sendzimir mill housing aimed at rolling mills. Additionally, we supply forged rolls (back-up rolls and work rolls) for cold and hot rolling mills, and forged rolls for long products. Our forged rolls offer outstanding internal and surface soundness to meet customers’ strength, hardness, and reliability requirements, and perform optimally under severe mill conditions.


  • Spindle
  • Mandrel
  • Couplings
  • Ø Maximum: 3.7 meters
  • Final Machine Weight: 3 – 70 tons
  • Maximum shaft dimensions: 3.7 x 5 x 18 meters
  • Steels: carbon and alloyed


  • Mill Housing
  • Superior Mill Housing
  • Inferior Mill Housing
  • Chock
  • Slag Pot
  • Ø Maximum: 8.0 meters
  • Final Machine Weight: 5 – 140 tons
  • Maximum length: 18 meters
  • Steels: carbon and alloyed

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The Reinosa steel plant has specific units for forging and casting pieces with a worldwide activity scope, providing solutions to meet the needs of sectors such as shipbuilding (both mercantile and naval) electrical power generation, cement manufacturing plants, mineral preparation plants, steel and iron industries, heavy machinery components, and many more. We manufacture machined finished forgings (up to 70 tons) and castings (up to 140 tons). The Reinosa steel plant provides complete tailor-made solutions according to our customers’ needs in all sectors.