DIN EN 10277-1:2008 Bright steel products - Technical delivery conditions - Part 1: General; English version of DIN EN 10277-1:2008-06
DIN EN 10277-2 Bright steel products - Technical delivery conditions - Part 2: Steels for general engineering purposes; English version of DIN EN 10277-2:2008-06
DIN 6880:2011 history
2011DIN 6880:2011-06 Bright key steel - Dimensions, tolerances, mass
2011DIN 6880:2011 Bright key steel - Dimensions, tolerances, mass