Hastelloy C-22

UNS N06022

Hastelloy C-22 resists both reducing and oxidizing acids. In some tests, it shows superior pitting resistance to Alloy C276 and Alloy 625. Hastelloy C-22 is used in furnace scrubbers and phosphoric acid production.

Hastelloy C-22 Fasteners

  • Lock Nuts
  • Set Screws
  • Dowel Pins
  • Pipe Plugs
  • Vented Screws
  • 12-Pt Flange Screws
  • Custom Fasteners


  • Plate, Sheet & Strip: ASTM B575, ASME SB575
  • Rod & Bar: ASTM B574, ASME SB574
  • Seamless Pipe & Tube: ASTM B622, ASME SB622
  • Welded Pipe & Tube: ASTM B619, ASME SB619
  • Fittings: ASTM B366, ASME SB366
  • Forgings: ASTM B564, ASME SB564
  • Technischer Überwachungsverein (TÜV): Werkstoffblatt 479, Kennblatt 4535.00, Kennblatt 4536.00, Kennblatt 4534.01
  • Others: NACE MR0175

Material Properties

Material Properties: Hastelloy C22

Technical Data Sheet

Technical Data Sheet

Industries & Applications

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