Tatasteel Tata

100th Annual Report 2006-2007		  
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Phases of Modernisation

 

1980-84
Modernisation Phase I

  • The plans were implemented in a record time of 29 months.
  • Two 130 tonnes LD converters were set up for the first time in an integrated steel plant in India.
  • A four-hammer Bar Forging Machine (18,000 tonnes capacity p.a.) was also installed.

 

1985-89
Modernisation Phase II

  • A Bar and Rod mill – the first of its kind in India - of a single strand high
    speed mill was set up.
  • In-house R & D efforts developed a new technology permitting the use of blue dust that improved the productivity of the blast furnaces.
  • Coke Ovens using environment friendly stamp-charging technology
    were introduced.
  • Cost effective technology of coal injection in blast furnaces was implemented.

 

1990-94
Modernisation Phase III

  • The highly automated G blast furnace was installed with special charging and distribution system.
  • LD Shop 2 with 130 tonne capacity LD vessels was set up.
  • Two single stranded slab casters were installed.
  • A semi-continuous Hot Strip Mill was introduced.

 

1995-1999
Modernisation Phase IV

  • The hot metal capacity was raised to 3 million tonnes per annum, crude steel
    capacity to 3.5 mtpa and saleable steel capacity to 3.2 mtpa.
  • One ladle furnace each was added to LD1 and LD2.
  • The 3rd single strand slab caster and 3rd converter were installed.
  • Continuous Casting was increased to 95% from 65%.
  • The Hot Strip Mill capacity doubled to 2 million tonnes.

 

2000-2005
Modernisation Phase V

  • IT enabled processes through the implementation of the ERP driven SAP and Ban systems were introduced to break prevalent mindsets through Knowledge Management.
  • The state-of-the-art Cold Rolling Mill (1.2 million tonnes) was inaugurated with output of 800,000 tonnes of cold rolled and annealed products and about 400,000 tonnes of cold rolled coated products.

 

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