Applies to stainless steels with diameters from 5 mm, or subject to particular agreement from 1,5 mm up to 15 mm in the case of ferritic steels, and up to 63 mm in the case of the martensitic steel and the austenitic steels, which should preferably be used for cold heading and cold extruding. It is to be used in conjunction with DIN 1654 Part 1.