EN 10297-1

Object and scope

Standard that specifies the technical delivery conditions for alloy and non-alloy seamless tubes for mechanical and general engineering purposes.

Dimensional tolerances table

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StandardEN 10297-1
Outside diameter D mm.Tolerances in DWall tolerances T for relation T/D
T/D≤0.0250.025<T/D≤0.0500.050<T/D
D≤219.1±1%
(±0.5 mm. for D≤50)
±12.5%
D>219.1±1%±20%±15%±12.5%