ISO 7274:1981

Wrought aluminium and aluminium alloys — Drawn round bars — Tolerances on shape and dimensions (All minus tolerances on diameter)

The tolerances apply to drawn round bars having diameters in the range from 1 up to and including 65 mm. The tolerances on diameter are all minus tolerances. Tolerances on diameter and permissible circularity are given in table 1, tolerances on fixed lengths are given in table 2. The straightness is also specified.