We do not know. Steel dates back almost 4,000 years, and there are just no really good records. Sorry-
Sir Henry Bessemer
Steel Panthers was created in 1996.
It is a steel making stage in whice steel refined and different elements are added in it.
The Bessemer process created steel.
Steel Wind was created in 1982.
Steel Wolf was created in 1982.
Steel Toes was created in 2006.
The Heart of Steel was created in 2006.
Chalice of Steel was created in 1999.
Suez Steel was created in 1997.
U.S. Steel was created in 1901.
The Steel Tsar was created in 1981.