_Material: EN AW 6063 T6
_Finish: Anodised Class 20 +10/-4 (internal) +10/-8 (external)
-Surface hardness of the anodised layer: 420 HV25 + 130/-30
_Interior roughness:
-Ra radial ≤ 0.6 µm Rmáx radial ≤ 9 µm
-Ra axial ≤ 0.4 µm
MECHANICAL PROPERTIES
Below are the minimum mechanical properties of the material