Din 6935 Standard Pdf Better -

required to prevent warping during bending.

If you have the DIN 6935 knowledge but not yet the PDF, you can still configure your CAD software:

| Thickness s (mm) | S 235 JR (Transverse) | S 275 JR (Transverse) | S 355 JR (Transverse) | | :--- | :--- | :--- | :--- | | Over 3 up to 4 | 5 | 5 | 6 | | Over 4 up to 5 | 6 | 8 | 8 | | Over 5 up to 6 | 8 | 10 | 10 | | Over 6 up to 7 | 10 | 12 | 12 | | Over 7 up to 8 | 12 | 16 | 16 |

π⋅(180∘−β180∘)⋅(r+s2⋅k)−2(r+s)pi center dot open paren the fraction with numerator 180 raised to the composed with power minus beta and denominator 180 raised to the composed with power end-fraction close paren center dot open paren r plus s over 2 end-fraction center dot k close paren minus 2 open paren r plus s close paren 90∘90 raised to the composed with power 165∘165 raised to the composed with power