Gas infrastructure - Pipelines for maximum operating pressure up to and including 16 bar - Part 3: Specific funtional requirements for steel; German version prEN 12007-3:2013
Gas infrastructure - Pipelines for maximium operating pressure up to and including 16 bar - Part 5: Service lines - Specific functional requirements; German version EN 12007-5:2014— 28 стр.
Gas infrastructure - Pipelines for maximum operating pressure up to and including 16 bar - Part 3: Specific funtional requirements for steel; German version EN 12007-3:2015— 25 стр.
Valves for gas distribution systems with maximum operating pressure less than or equal to 16 bar - Performance requirements; German version EN 13774:2013— 33 стр.