scope:

Is 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;- the pipeline elements are joined by welds, flanges or mechanical couplings ;- 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;- the design temperature of the system is between -40 °C and 120 °C inclusive.