Pitch selection

In order to choose the right pitch, it is important to consider the section that needs to be cut and the material. The pitch is correct when the teeth to section ratio is at least 1:3 for solid bars and 1:1 for pipes and structural shapes.


Pitch selection
Pipes and structural shapes Solid bar
Avz = 0,05 ÷ 0,08 mm/Z d Avz < 0,08 mm/Z Avz > 0,08 mm/Z
d s T s T d T T
≤ 20 mm ≤ 1 mm 3 > 1 mm 4 ≤ 20mm 5,5 -
≤ 30 mm ≤ 1,5 mm 5 > 1,5 mm 5,5 ≤ 30mm 7 -
≤ 40 mm ≤ 2 mm 6 > 2 mm 7 ≤ 40mm 8 -
≤ 50 mm ≤ 4 mm 6 > 4 mm 7 ≤ 50mm 9 -
≤ 60 mm ≤ 4 mm 7 > 4 mm 8 ≤ 60mm 10 12
≤ 70 mm ≤ 3 mm 7 > 3 mm 8 ≤ 70mm 11 12
≤ 80 mm ≤ 4 mm 8 > 4 mm 10 ≤ 80mm 12 14
≤ 90 mm ≤ 4 mm 8 > 4 mm 10 ≤ 90mm 12 14
≤ 100 mm ≤ 7 mm 10 > 7 mm 12 ≤ 100mm 14 16
≤ 120 mm ≤ 5 mm 10 > 5 mm 12 ≤ 120mm 14 16
≤ 140 mm ≤ 4 mm 10 > 4 mm 12 ≤ 140mm 16 18