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).
William Strutt (inventor)
William Strutt (1756–1830) FRS, was a cotton spinner in Belper, England, and later a civil engineer and architect, using iron frames in buildings to make them fire-resistant.