: Accounts for how the material's "neutral axis" shifts during the bending process, which affects the final length of the legs Permissible Deviations
The standard provides a framework for ensuring structural integrity during the bending process: Din 6935 Standard Pdf
Calculated using a specific formula involving radius, thickness, and a correction factor ( 90∘90 raised to the composed with power 165∘165 raised to the composed with power : Accounts for how the material's "neutral axis"