Duplex 31803

Stainless ferritic-austenitic Cr-Ni-Mo steel with nitrogen addition.

31803 is characterized by:

  • High corrosion resistance, especially against stress cracking in solutions containing chloride
  • Good strength properties
  • Resistant to intergranular corrosion in the temperature range up to 300°C (575°F)
  • Heat treatment subsequent to welding not necessary

Duplex 31803 Stainless