The 800 and 800H alloys are highly resistant to oxidation. Typical applications include Heat Exchangers / Heat Exchangers and Process Pipes; Furnace Components; Ammonia waste coolers can be counted.
| Incoloy | Incoloy 800 | Incoloy 800H | ||
| Element | Min | Max | Min | Max |
| Nickel + Cobalt | 30.0 | 35.0 | 30.0 | 35.0 |
| Cobalt | — | 2.00 | — | 2.00 |
| Chromium | 19.0 | 23.0 | 19.0 | 23.0 |
| Copper | — | 0.75 | — | 0.75 |
| Iron | Bal | Bal | ||
| Silicon | — | 1.00 | — | 1.00 |
| Manganese | — | 1.50 | — | 1.50 |
| Carbon | — | 0.10 | 0.05 | 0.10 |
| Aluminum | 0.15 | 0.60 | 0.15 | 0.60 |
| Titanium | 0.15 | 0.60 | 0.15 | 0.60 |
| Sulfur | — | 0.015 | — | 0.015 |
