Pioneering Achievements

  • 1957

    Startup of the world’s first commercially successful gas-based direct reduction plant, Hylsa 1M, using the HYL Process.Production of flat products via the EAF, based on the use of DRI.
  • 1958

    Batch charging of DRI to the EAF at 600°C.
  • 1965

    Use of more than 30% DRI in an EAF charge, eventually increasing in stages up to 100% by 1972.
  • 1968

    Continuous feeding of DRI to the EAF. Computerized EAF process control system put into use.
  • 1969

    Use of Foamy Slag practices.
  • 1970

    Design of pellets for direct reduction. First full scale testing and use of DRI as a BF-BOF feed.
  • 1972

    Production of extra-deep drawing steels in EAF using DRI.
  • 1980

    Start up of the HYL Process continuous shaft furnace in Monterrey.
  • 1984

    HYL carries out first pilot operation of a direct reduction plant without external gas reformer.
  • 1988

    Use of coating of pellet/lump ores for direct reduction.
  • 1993

    HYTEMP pneumatic transportation system and hot DRI feeding to the EAF. First Zero kWh direct reduction plant begins operation at Vikram Ispat- Grasim HYL III plant, India.
  • 1994

    HYL begins producing high carbon DRI with 3.0 to 5% carbon content.
  • 1995

    Production of ultra thin (<1mm) hot rolled coils based on 100% DRI, with HYL plant and Hylsa CSP minimill.
  • 1997

    World's first dual-discharge (DRI and HBI) plant design put into operation, Vikram (now WelspunMaxsteel) HYL plant, India.
  • 1998

    Startup of first commercial scale HYL ZR Process plant, Hylsa 4M, Monterrey. Hot and cold DRI charging to the world's largest twin-cathode DC EAF.
  • 1999

    HYL III Plant with water producing option starts up at Hadeed, KSA.
  • 2000

    First plant to use 100% lump ore charge succesfully on a routine basis (Usiba HYL plant, Brazil). VikramIspat becomes second in 2006.
  • 2001

    Successful economical design of Micro- Module (200,000 tpy) plants based on HYL ZR reformerless technology.
  • 2003

    Successful design of HYL ZR process plants based on coal gasification and COG.
  • 2006

    ENERGIRON: Tenova HYL and Danieli team up to promote and develop the new technology for direct reduction plants. First 1.4-Mtpy integrated DRI-based minimill complex for ESI, Abu Dhabi, UAE, including a 1.6 Mtpy ENERGIRON DR plant with HYTEMP System. First HYL Micro-Module plant built, GSPI, Abu Dhabi, UAE.
  • 2008

    Coming into force of a second DRI based minimill complex for Emirates Steel Industry (UAE) including an ENERGIRON DR plant which is a copy of the first ESI integrated plant.
  • 2009

    Commissioning of the first ESI integrated steel plant successfully completed at the end of December. A further ENERGIRON plant for production of 1.9Mtpy of Cold DRI supplied for Ezz (Egypt) and first new generation Zero Reformer ENERGIRON plant for production of hot and cold DRI supplied for Suez (Egypt).
  • 2010

    The world biggest ENERGIRON DR plant in a single module supplied for Nucor Steel with a 2.5 Mtpy design capacity.
  • 2011

    Commissioning of second ESI integrated steel plant (UAE) successfully completed in March.
  • 2012

    Danieli and Tenova HYL reconfirm their exclusive alliance for an additional 10 years.
  • 2016

    Construction of the Thai-Chin Steel Plant
  • 2020

    Danieli and Tenova HYL reconfirm their alliance!