open-hearth process

• Método de produção de aço que utiliza um forno de soleira aberta (forno Martin-Siemens) para fundir ferro-gusa e sucata, permitindo obter aço de alta qualidade por meio de oxidação e refino controlados.

A method of steelmaking that uses a shallow, open-hearth furnace to melt iron and scrap metal, producing high-quality steel through controlled oxidation and refining.

1. Steelmaking methodC2formal

   A method of producing steel by melting pig iron and scrap in a shallow, open furnace heated by burning gas or oil.

   Processo Siemens-Martin

   • The open-hearth process was widely used in the 20th century for steel production.
   • Modern steel plants have largely replaced the open-hearth process with basic oxygen furnaces.
   • The open-hearth process allows for better control of the steel's chemical composition.