Cleveland-Cliffs Inc

The Indiana Harbor complex is one of the largest integrated steelmaking facilities in North America and located in East Chicago, Indiana, just 20 miles southeast of Chicago.

Indiana Harbor currently operates three blast furnaces. The facility was established nearly 120 years ago and currently employs approximately 3,500 people. Indiana Harbor is a diverse facility capable of making a full range of flat products including advanced high strength steels, API pipe skelp, motor-laminations, automotive exposed, martinsitic grades and aluminized. Indiana Harbor is a leader in North American development of new automotive products, and is a primary supplier of coils to Tek and Kote.

Major Production Facilities

  • Five blast furnaces
  • Two sinter plants
  • Six basic oxygen furnaces
  • Ladle metallurgy facilities and vacuum degassing
  • Five continuous casting machines
  • Slab dimensioning facility
  • 80” and 84” hot strip mills
  • Pickling line
  • Five-stand tandem mill
  • Batch annealing
  • Continuous annealing
  • Temper mill
  • Two hot-dip galvanizing lines
  • One aluminizing line


  • Hot-rolled
  • Cold-rolled
  • Hot-dipped galvanized
  • Aluminized sheet

Markets served

  • Automotive
  • Appliance
  • Contractor applications
  • Distribution
  • Strip converters
  • Tubular

Indiana Harbor Fact Sheet

Download this PDF

200 Public Square, Suite 3300, Cleveland. OH 44114-2544 - Phone: 216-694-5700