En Iso — 13920-bf 'link'

The first letter defines tolerances for lengths, widths, and angles.

If the final measurement shows length = 2,008 mm (violation by 3 mm), the part fails. The solution? Re-cut side members 5 mm short next time to compensate for weld shrinkage. en iso 13920-bf

Angles are notoriously difficult to maintain in welding due to distortion. The first letter defines tolerances for lengths, widths,

Ensuring structural beams meet at the correct angles. 008 mm (violation by 3 mm)