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Special Steels


304H || 316H || 317L || 321H || 347H ||


We are your one-stop shop for special steels & modified steel grades.

With our special steels we support Customers engaged in several market fields, such as Energy, Aerospace, Oil & Gas, Chemical, Petrochemical, Water Treatment, Pulp & Paper, General Engineering,...

We supply BARS, SHEETS, PLATES, PIPING & TUBING, FASTENERS in various hard to find steels.


1.4948 || 1.4919 / 1.4401 || 1.4438 || 1.4878 || 1.4961 / 1.4550 ||



- stock  - fasteners stock   - production
    - sales@af-trading.it


F61 || UNS S32550 - 1.4507, Ferralium 255 ®, Super Duplex 255, X2CrNiMoCuN25-6-3

F61 || UNS S32550 - 1.4507, Ferralium 255 ®, Super Duplex 255, X2CrNiMoCuN25-6-3

This super duplex stainless steel combine high strength and very good corrosion resistance to several corrosive chemical environments.
It performs very well in seawater environment with good resistance to pitting and crevice corrosion.
Super Duplex 255 has also good ductility and impact strength.

Main fields of application:

Oil&Gas, Chemical, Petrochemical, Pulp & Paper, Water Treatment


Our products in F61 || UNS S32550 - 1.4507, Ferralium 255 ®, Super Duplex 255, X2CrNiMoCuN25-6-3 are:

  • Bars
  • Sheets
  • Plates
  • Pipes & Tubes

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