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Norsok Grades


We supply bars, sheets & plates, piping & fittings, forgings, fasteners, up machined components, with Norsok Steels and Norsok Titanium suited for the most severe Oil & Gas applications.

We support our Customers involved in manufacturing systems, structures and valves for subsea, off-shore, wellhead, cryogenics, pipelines and flow-control applications involved into projects requiring Norsok standards.

Our capability to serve Customers with NORSOK M650/M630 materials and products (where applicable products can be supplied to TR2000 too), from single item up to a complete package, is a top efficient and effective service, based on specific focus, know-how & experience, along with reactivity, flexibility and prompt trouble shooting attitude.

Our Customers could benefit of our turnkey service to promptly answer to requirements for metallic material and components addressed to Northern Europe Oil & Gas, Off-Shore and Marine Projects.

- stock  - fasteners stock   - production

F51 || UNS S31803 - S32205, 1.4462, SAF 2205®, X2CrNiMoN22.5.3, DUPLEX

F51 || UNS S31803 - S32205, 1.4462, SAF 2205®, X2CrNiMoN22.5.3, DUPLEX

This duplex stainless steel has a good resistance to corrosion stress combined with high mechanical strength.
S31803 is very popular in Oil&Gas market.

NORSOK M630 MDS D41; D42; D43; D44, D45; D47

Main fields of application:

Oil&Gas, Chemical, Hydro, Pulp & Paper, Petrochemical, Pressure Vessels.

Our products in F51 || UNS S31803 - S32205, 1.4462, SAF 2205®, X2CrNiMoN22.5.3, DUPLEX are:

  • Bars
  • Sheets
  • Plates
  • Piping & Fittings
  • Forgings
  • Rings
  • Fasteners

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