DIN 7168:1991 General tolerances for linear and angular dimensions and geometrical tolerances (not to be used for new designs)
DIN EN 10025-2:2005 Hot rolled products of structural steels - Part 2: Technical delivery conditions for non-alloy structural steels; German version EN 10025-2:2004
DIN 20501:2015 history
2015DIN 20501:2015-11 Underground mine railways - But strap Fl 30 for rail 30E1
2015DIN 20501:2015 Underground mine railways - But strap Fl 30 for rail 30E1