254SMO stainless steel coil
Stainless steel cold-rolled coil

254SMO stainless steel coil

254SMO is a high‑alloy super‑austenitic stainless steel with high molybdenum, nitrogen and copper content. It delivers outstanding resistance to pitting corrosion, crevice corrosion and uniform corrosion in chloride‑containing environments such as seawater, brine and acidic media, with PREN value above 40. It features low carbon content for good weldability, excellent ductility and impact toughness. Supplied in solution‑annealed and pickled finish, compliant with ASTM A240 / A240M standard.

Request a Quote WhatsApp

Product Details

Product Description

254SMO (UNS S31254, EN 1.4547) Super‑Austenitic Stainless Steel Plate

254SMO is a high‑alloy super‑austenitic stainless steel with high molybdenum, nitrogen and copper content. It delivers outstanding resistance to pitting corrosion, crevice corrosion and uniform corrosion in chloride‑containing environments such as seawater, brine and acidic media, with PREN value above 40. It features low carbon content for good weldability, excellent ductility and impact toughness. Supplied in solution‑annealed and pickled finish, compliant with ASTM A240 / A240M standard.

Key Features

  • Grade: 254SMO, UNS S31254, W.Nr.1.4547

  • Standard: ASTM A240 / A240M

  • Surface: Pickled, bright annealed available upon request

  • Density: 8.0 g/cm³

  • Delivery condition: Solution annealed, descaled

  • Test: MTC including chemical analysis, mechanical test, pitting corrosion test, UT inspection available.

Typical Applications Seawater handling equipment, desalination plant, flue‑gas desulfurization, chemical processing, pulp & paper industry, heat exchangers.

Inquiry submitted successfully!