Corrosion of metals and alloys - Determination of AC corrosion - Protection criteria (ISO 18086:2015); German and English version prEN ISO 18086:2017— 50 стр.
LPG equipment and accessories - Inspection and requalification of LPG pressure vessels greater than 13 m<(hoch)3>; German version EN 12819:2019— 35 стр.
LPG Equipment and accessories - Inspection and requalification of LPG pressure vessels up to and including 13 m<(hoch)3>; German version EN 12817:2019— 38 стр.