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

Profile Barra Perforada
Standard EN 10297-1
Outside diameter D mm. Tolerances in D Wall tolerances T for relation T/D
T/D≤0.025 0.025<T/D≤0.050 0.050<T/D
D≤219.1 ±1%
(±0.5 mm. for D≤50)		 ±12.5%
D>219.1 ±1% ±20% ±15% ±12.5%