Butt-welding pipe fittings - Part 2: Non alloy and ferritic alloy steels with specific inspection requirements; German version EN 10253-2:2007— 125 стр.
0rganic coating systems and linings for protection of industrial apparatus and plants against corrosion caused by aggressive media. Terminology, design and preparation of substrate— 40 стр.
Organic coating systems and linings for protection of industrial apparatus and plants against corrosion caused by aggressive media - Part 1: Terminology, design and preparation of substrate; German version EN 14879-1:2005— 40 стр.