DIN EN 10092-1:2004-01 Hot rolled spring steel flat bars - Part 1: Flat bars - Dimensions and tolerances on shape and dimensions; German version EN 10092-1:2003
2004DIN EN 10092-1:2004-01 Hot rolled spring steel flat bars - Part 1: Flat bars - Dimensions and tolerances on shape and dimensions; German version EN 10092-1:2003