Harry Brearley
Harry Brearley (18 February 1871 – 14 July 1948) was an English metallurgist, usually credited with the invention of "rustless steel" (later to be called "stainless steel" in the anglophone world).
Outokumpu
Avesta Sheffield was acquired 2001 and consists of a stainless steel mill with melting shop, hot rolling for heavy plates, hot rolling for 2000 mm width coils by Steckel mill and cold rolling mills. Avesta developed special stainless steel grades, high-alloy austenitic and duplex grades, optimized for good formability, weldability and high corrosion resistance.
Avesta has a long history in steelmaking, as does Sheffield in the UK where stainless steel was invented.