You can purchase the official DIN 6935 standard and its supplements in PDF format from several official sources:

: Use DIN 6935 for how to bend and what tolerance to expect . Use DIN 6936 for what steel to buy .

I can provide the based on the DIN 6935 formulas. Share public link

The Role of DIN 6935 in Precision Engineering The standard is a critical technical framework that governs the cold bending of flat rolled steel products within the mechanical engineering and steel construction industries. Its primary function is to provide standardized methods for calculating "developed lengths" (the flat state of a part before it is bent) while ensuring structural integrity by specifying minimum bending radii. Core Technical Specifications

The current version of the standard is , which replaced the 2010 edition and the much older 1975 and 1969 versions. While older versions like the 1969 edition are now considered inactive, they established the foundational tables for

A "DIN 6935 Standard PDF" is the official electronic document containing the complete technical specification of the standard. It's used by engineers, designers, and metal fabricators worldwide as a definitive reference for design and production. The current version contains , while its supplements are much shorter.

: The complete updated standard (latest version often cited as DIN 6935:2011-10 ) can be purchased through the or authorized distributors like Beuth Verlag Technical Previews

: Includes tables categorizing different steel grades and their suitability for cold bending Design Guidelines

, compensation values are typically negative, meaning the material "grows" more than expected.