Flat products made of steels for pressure purposes - Part 4: Nickel alloy steels with specified low temperature properties; German version prEN 10028-4:2014
Safety and control devices for burners and appliances burning gaseous and/or liquid fuels - General requirements; German version EN 13611:2015— 160 стр.
Cryogenic vessels - Toughness requirements for materials at cryogenic temperature - Part 1: Temperatures below -80 °C (ISO 21028-1:2016); German version EN ISO 21028-1:2016— 15 стр.
Flat products made of steels for pressure purposes - Part 4: Nickel alloy steels with specified low temperature properties; German version EN 10028-4:2017— 14 стр.