Alloy 20

What are the characteristics of Alloy 20?

  • Excellent general corrosion resistance to sulfuric acid
  • Excellent resistance to chloride stress corrosion cracking
  • Excellent mechanical properties and fabricability
  • Minimal carbide precipitation during welding
  • Excels in resisting corrosion to hot sulfuric acids

Chemical Composition, %

Ni Fe Cr Cu Mo Nb C Mn P S Si
32.00-38.00 Balance 19.0-21.0 3.0-4.0 2.0-3.0 8xC-1.0 max .07max 2.0 max .045 max .035 max 1.0 max

Post time: Aug-07-2020