DIN EN 20273 Fasteners; clearance holes for bolts and screws (ISO 273:1979); german version EN 20273:1991
DIN EN ISO 13920 Welding - General tolerances for welded constructions - Dimensions for lengths and angles - Shape and position (ISO 13920:2023); German version EN ISO 13920:2023*, 2023-08-01 Update
DIN 28007-1:2009 history
2009DIN 28007-1:2009-10 Tolerances for columns - Part 1: Columns of metallic materials
2009DIN 28007-1:2009 Tolerances for columns - Part 1: Columns of metallic materials
1986DIN 28007-1:1986 General tolerances for columns; columns for general use