S355J2W - Weathering Steel Plate

Associated Standard: BS EN 10025-2:2004


S355J2W is a medium tensile, low carbon manganese weathering steel which is readily weldable and possess good impact resistance, including in low temperatures. This material is commonly supplied in the untreated or normalized condition.

Machinability of this material is similar to that of mild steel.

S355J2W is equivalent to CorTen B steel plate.

Typical Applications

  • Bridges
  • Rail
  • Architectural applications
  • Offshore
  • Sculptures 


Available in plate


Ni Cr Mo Si Mn Cu C S P CEV*
Min 0.40 0.50 0.25
Max 0.009 0.80 0.50 1.50 0.55 0.16 0.030 0.030 0.52

(*differs with section thickness and grade variation)