Thousands of people from across the city and further afield have worked in its steel plants over the years.
Steel manufacturing in the city dates back centuries and helped forge Sheffield into an industrial powerhouse.
Take a look back at our fascinating photo gallery giving us a glimpse into what it was like working in the city’s steelworks of the past.
1. Hadfields
Steelmaking at Hadfields - A 35 ton ingot under the 2,700 ton press being forged at Hadfields' East Hecla Works, Sheffield, in 1955 Photo: Sheffield Newspapers
2. Hadfields
Staff of Hadfields' drawing office pictured in December 1950 Submitted by Ann Goodison (nee Maitland) pictured 4th from the right, second row down Photo: Sheffield Newspapers
3. Redundancy
Workers leaving a redundancy meeting at Hadfields steel works, Hillsborough, Sheffield, in April 1981 Photo: Sheffield Newspapers
4. Balfour's
Jack Jowle, left, a tilter on a hammer, and hammer driver Albert Cockayne, right, at Arthur Balfour and Co Ltd - January 17 1958 Photo: Sheffield Newspapers Ltd