In the world of precision manufacturing and mechanical engineering, few things are as frustrating as designing a bent sheet metal part only to find that the flattened blank does not fit, the holes are misaligned, or the final dimensions are wrong. This discrepancy occurs due to a phenomenon known as the K-factor or bend allowance—the stretching of material on the outer radius of a bend.
The is a foundational technical document in metal fabrication, providing standardized guidelines for the cold bending of flat rolled steel products . It is essential for engineers and designers in steel construction and mechanical engineering, ensuring accuracy, consistency, and structural integrity when designing bent components. Din 6935 Standard Pdf
The standard also outlines how much the final bend can deviate from the design: In the world of precision manufacturing and mechanical
For standard structural steels, the minimum bending radius was often cited as $r = 1.0 \times s$ to $1.5 \times s$ for bending transverse to the rolling direction. It is essential for engineers and designers in
: Visit your corporate standards portal today to search for "DIN 6935:2017-01" or head to the VDE Verlag shop to purchase your official copy.