
Gas infrastructure - Pipelines for maximum operating pressure up to and including 16 bar Part 3: Specific funtional requirements for steel
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
NEN EN 12007-3:2015 - Identical
NF EN 12007-3:2015 - Identical
UNE EN 12007-3:2015 - Identical