The NORSOK L002 standard is primarily used in the Norwegian offshore oil and gas industry, but it is also adopted by other industries, including:

Check valves in vertical lines are only permitted if the flow is upward.

To ensure you have the latest, legitimate version, you should always download the PDF from the official Standard Norge website (standard.no) or the NORSOK website.

The PDF version of the standard outlines specific requirements for the documentation that must be delivered by the engineering contractor. This includes:

If you need a of a specific clause in NORSOK L-002 (e.g., thickness calculation for cold insulation or fire insulation requirements), please tell me the clause number or topic, and I can explain it in detail.