All our super-duplex materials are produced by Norsok M-650 Ed.4 and/ or ISO 17782 qualified manufacturers.

EN 1.4410 / Super Duplex UNS S32750 / F53 / 2507 is the most common super duplex grade in the market. EN 1.4410 / Super Duplex UNS S32750 / F53 / 2507 is a duplex especially designed for service in aggressive chloride-containing environments. It has very good resistance to localized corrosion and stress corrosion cracking in combination with high mechanical strength. It is widely used in oil & gas, hydropower, pressure vessels, pulp & paper, structural components and chemical tankers.

  • Applications

  • Heat Treatment and Weldability

  • Chemical Composition (Specific for Bars)

  • Reference Standards

  • Mechanical Properties (Typical)

Stocked Products and Dimensions

  • Round Bar

  • Plate

  • Coil