Duplex F44 / UNS S31254 / 1.4547

Duplex F44 / UNS S31254 1.4547 /  1.4547)  is a fully austenitic alloy with excellent corrosion resistance in a wide variety of aggressive, aqueous environments, widely used in the chemical processing and power industry for piping.

Super Duplex F44 UNS S31254

F44 UNS S31254 Specifications and Stock

F44 is also known as UNS S31254, 254 SMO® *, 1.4547 and SS2378.

Related specifications:

ASTM A182 F44

ASTM A479 /UNS S31254

Broder Metals provide F44 with our global same day quote, next day dispatch service.  All our metals are fully traceable for your confidence, with clear certification delivered electronically or sent with the material as requested.  For further information contact us or download our F44 information sheet here.


F44 is ideally suited to applications within the chemical and food processing industry, marine and offshore environments and the paper manufacturing industry.

Typical end uses include:

  • paper bleaching vats
  • pollution control systems
  • piping and condensers
  • pumps and valves
  • heat exchangers
  • chemical proccessing equipment

We hold F44 round bar stock from 12.7mm to 189mm, although we can supply additional sizes on competitive lead times. For our complete stock make an enquiry or download our product brochure here.

* (254SMO is a registered trademark of Outokumpu Oyj)