Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,369 pages of information and 233,846 images on early companies, their products and the people who designed and built them.
of Salisbury House, London Wall, London, EC, maker of seamless steel tubes.
of Landore, South Wales (works)
The Landore Siemens Steelworks was opened as an experimental plant in the converted buildings of the Landore Silver and Spelter Works
By 1870 Landore Siemens Steelworks was producing steel rails.
1871 A second works was opened to the east of the River Tawe, with two blast furnaces and extensive mills.
By 1873 this was one of the four largest steelworks in the world. Siemens steel was used to construct warships at Pembroke Dock and the Forth Bridge.
1888 Landore Siemens Steelworks closed
c1890 Took over Landore steel works, Swansea, including the Siemens process for making seamless tubes. The Mannesmann Tube Company converted large areas of the mills into production lines for seamless steel tubes.
1899 Annual production of 3,000-4,000 tons of steel tubes.
1899 The blast furnaces and steel making plant were taken over by the Swansea Hematite Company.