Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,406 pages of information and 233,863 images on early companies, their products and the people who designed and built them.
of Rocky Lane, Aston, Birmingham - Sales Office. Telephone: Office - Aston Cross 3030; Works - East 1311. Telegraphic Address: "Tubrom, Birmingham". (1937)
1921 Bromford Tube Co was one member of Tube Investments
1927 Advert for steel tubes 
1928 Patent - Flanged tubes.
1930 Patent - Pipe joints.
1930 Two large tube makers Stewarts and Lloyds and Tube Investments entered into an agreement to reduce duplication . Although this was to “facilitate exchange of information and technology” it resulted in Stewarts and Lloyds gaining a half interest in the Bromford Tube Co of Erdington, Birmingham and then acquiring the other half in 1945; and in Howell and Co Sheffield, this being given up in 1938.
1937 Listed Exhibitor - British Industries Fair. Hot Finished Weldless Steel Tubes, ¾in. to 15in. bore, for all purposes. Lighting Standards. Transmission Poles. Loose Flange and Carlton Joint Tubing. Bromford Pit Props. Export Sales - see British Tube Sills (Export) Ltd. (Stand Nos. D.709 and D.608)