Hot rolled products of structural steels - Part 2: Technical delivery conditions for non-alloy structural steels; German version EN 10025-2:2004— 37 стр.
Safety of machinery - Basic concepts, general principles for design - Part 1: Basic terminology, methodology (ISO 12100-1:2003); German version EN ISO 12100-1:2003— 42 стр.
Safety of machinery - Basic concepts, general principles for design - Part 2: Technical principles (ISO 12100-2:2003) German version EN ISO 12100-2:2003— 40 стр.