Piping must be designed so that equipment (pumps, compressors) can be dismantled without removing permanent valves or adding temporary supports.
| Edition | Year | Major changes | |---------|------|----------------| | 2 | 2004 | Original ASME-based design | | 3 | 2012 | Added EN standards, more duplex stainless | | | 2020 | Harmonized with PED 2014/68/EU; removed carbon steel for H2S without SS; new welding requirements | norsok l-002 pdf
: Standards for connecting piping to major equipment like pumps and valves. Relationship with Other Standards Piping must be designed so that equipment (pumps,