Hot rolled products of structural steels - Part 2: Technical delivery conditions for non-alloy structural steels; German version EN 10025-2:2004— 37 стр.
Explosion prevention and protection in underground mines - Protective systems - Part 1: 2-bar-explosion proof ventilation structure; German version EN 14591-1:2004— 17 стр.
Welding - General tolerances for welded constructions - Dimensions for lengths and angles; shape and position (ISO 13920:1996); German version EN ISO 13920:1996— 7 стр.