Hastelloy C-22 vs Hastelloy W
Property comparison of Hastelloy C-22 and Hastelloy W, both nickel alloy.
| Property | Hastelloy C-22 | Hastelloy W | Difference |
|---|---|---|---|
| Tensile strength | 802 MPa | 965 MPa | +20% |
| Elongation | 57 % | 51 % | -11% |
| Density | 8,690 kg/m³ | 9,000 kg/m³ | +4% |
Difference is Hastelloy W relative to Hastelloy C-22. Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
- grade
- C-22
- standard
- Haynes International Datasheet H-2019
- heat treatment
- Annealed
- grade
- W
- standard
- Special Metals / Haynes International Technical Data
- heat treatment
- Annealed
About Hastelloy nickel-molybdenum superalloys
Hastelloy is a family of nickel-molybdenum-chromium alloys built for severe corrosion service. C-276 is the workhorse for chemical process equipment and handles wet chlorine, hypochlorite, and ferric chloride. B-series grades focus on hydrochloric acid resistance.
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