Norsok L-002 Pdf ((link)) «HIGH-QUALITY ⟶»

To obtain the legitimate :

Yes. Rev. 5 is approximately 120 pages (including front matter and Annex A (informative) and Annex B (normative) for compact flanges). If your file is 30 pages, it is a summary—not the legal standard. norsok l-002 pdf

You might ask, "Why not just use ISO or ASME standards?" To obtain the legitimate : Yes