Notes: Second five year plan period: 1956 to 1961
The Rourkela Steel plant was set up in collaboration of German firm in 1961.
The Durgapur Steel Plant was launched with assistance of a consortium led by British Firms and it started in 1956.
The Bhilai Steel Plant was set up with the technical assistance of Soviet Union in September 1967.
During the fourth five year plan, new steel plants were started at Salem in Tamil Nadu, Vijayanagar in Karnataka and Vishakhapatnam in Andhra Pradesh