Ø interno
D – 2 x w.t
Tolerance on Diameter (D/ID)
EN 10253-4 | D2:+/-1% or 0,5 mm whichever is the greater
EN 10253-4 | D3*:+/-0,75% or 0,3 mm whichever is the greater
EN 10253-4 | D4*:+/-0,5% or 0,1 mm whichever is the greater
DIN 2615:+/-1%, max +/- 0,5 mm
DIN 2615 | *:+/- 0,4 mm
Tolerance on wall thickness
T:-12,5% / +15%
F(a)
64 +/-2
G(b)
–
Out of squareness and Alignment
X(Q***):X = 1 % of the outside diameter at the point measured or 1 mm, whichever is the greater