Abstract / scope
Specifies the tolerances on form (straightness, twist) and dimensions (on width across flats, on fixed-length bars) of bars with width across flats up to and including 80 mm.
Barres et tubes étirés à froid en aluminium et alliages d'aluminium corroyés — Partie 5: Barres carrées et hexagonales étirées — Tolérances sur forme et dimensions
Specifies the tolerances on form (straightness, twist) and dimensions (on width across flats, on fixed-length bars) of bars with width across flats up to and including 80 mm.