Dansk standard DS/EN 14141 1. udgave 2004-03-22 Ventiler til transport af naturgas i rrledninger Ydeevnekrav og prvninger Valves for natural gas transportation in pipelines Performance requirements and tests COPYRIGHT Danish Standards. NOT FOR COMMERCIAL USE OR REPRODUCTIONLicence given to: AVK Holding A/S Sndergade 33, 8464 Galten
