Historical
BS EN 10305-5:2010
Steel tubes for precision applications. Technical delivery conditions. Welded and cold sized square and rectangular tubes (British Standard)
This European Standard specifies the technical delivery conditions for welded cold sized steel tubes of square and rectangular cross section for precision applications.
Tubes according to this document are characterised by having precisely defined tolerances on dimension and a specified maximum surface roughness. Typical fields of application are in the automotive, furniture and general engineering industries.
British Standards Institution [bsi]