Applicable to pipelines with a maximum operating pressure (MOP) over 16 bar for the carriage of processed, non-toxic and non- corrosive natural gas according to ISO 13686 in onland gas supply systems, where: the pipeline elements are made of unalloyed or low-alloyed carbon steel; where the lines are joined by welds, flanges or mechanical couplings; where the pipeline is not located within commercial or industrial premises as an integral part of the industrial process on these premises except for any pipelines and facilities supplying such premises; and the design temperature of the system is between -40 degrees C and 120 degree C inclusive are in this European Standard.

NBN EN 1594:2009

UNI EN 1594:2004 - Identical

ONORM EN 1594:2000 - Identical

DIN EN 1594 (2000-09) - Identical

BS EN 1594:2000 - Identical

SN EN 1594:2000 - Identical

UNE EN 1594:2009 - Identical

UNI EN 1594:2009 - Identical

SN EN 1594:2009 - Identical

ONORM EN 1594:2009 - Identical

NS EN 1594:2009 - Identical

NF EN 1594:2009 - Identical

SS EN 1594 Ed. 2 (2009) - Identical

NEN EN 1594:2009 - Identical

I.S. EN 1594:2000 - Identical

NS EN 1594 Ed. 1 (2000) - Identical

UNE EN 1594:2001 - Identical

SS EN 1594 Ed. 1 (2000) - Identical

NEN EN 1594:2000 - Identical

NF EN 1594:2000 - Identical