This Part of EN 754 specifies the tolerances on dimensions and form for aluminium and aluminium alloy cold drawn square bars having widths across flats from 3 mm up to 100 mm.
BS EN 754-4:1996 history
2008BS EN 754-4:2008 Aluminium and aluminium alloys — Cold drawn rod/bar and tube — Part 4: Square bars, tolerances on dimensions and form
1996BS EN 754-4:1996 Aluminium and aluminium alloys - Cold drawn rod/bar and tube - Square bars, tolerances on dimensions and form