Hastelloy C-22 (UNS N06022) Corrosion-resistant nickel alloy
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Features
- Hastelloy C-22 is an alloy that contains nickel, chromium, molybdenum and tungsten, which makes the alloy resistant to corrosion in stagnant or flowing seawater
- Outstanding resistance to both reducing and oxidizing media
- Resists the formation of grain-boundary precipitates in the weld’s heat-affected zone
- Hastelloy C-22 features a Face Center Cubic structure
Product Form
Product | ASTM Standard |
Bar | B574 |
Sheet | B575 |
Seamless Steel Tube | B622 |
Pipe | B619 |
Welded Steel Pipe | B626 |
Forging Part | B564 |
Chemical Analysis
% | Ni | Cr | Mo | Fe | W | Co | C | Mn | Si | S | P | V | |
Hastelloy C-22 | Min. | Balance | 20 | 12.5 | 2 | 2.5 | |||||||
Max. | Balance | 22.5 | 14.5 | 6 | 3.5 | 2.5 | 0. 015 | 0.5 | 0. 08 | 0. 35 | 0. 02 | 0. 02 |
Physical Properties
Density | 8.94G/CM3 |
Melting Range | 1325-1370℃ |
The Min. Mechanical Properties under Room Temperature
Alloy | Tensile Strength | Yield Strength | Elongation |
RM N/MM2 | RP0.2 N/MM2 | A5% | |
HASTELLOY | 690 | 283 | 40 |
- Applications
- Adapts to any chemical processing include oxidation and reduction media
- Cellophane manufacturing
- Acid leaching
- Chlorination systems
- Geothermal wells
- Expansion bellows
- Pesticide production
- Nuclear fuel regeneration
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