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According to DIN ISO 2768

According to DIN ISO 2768-1

General tolerances for linear measures and level squares with four tolerance classes are useful for simplifying drawings. By choosing the tolerance class precision levels common in workshops should be taken into account.

If smaller tolerances are needed or bigger ones are more economical, then these tolerances are indicated next to the nominal size.

Tabular 1Limits for linear measures

According to DIN ISO 2768

According to DIN ISO 2768

For nominal sizes below 0,5mm the limit measures are to be indicated directly at the nominal measure.

Tabular 2Limit measures for radius of curvature and chamfer height

Bei Nennmassen unter 0,5mm sind die Grenzabmasse direkt am Nennmass anzugeben.

Tabelle 3Grenzabmasse fürWinkelmasse

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