UNS N08810 — 800 with controlled carbon and grain size — the pressure-vessel code version for creep service.
Nominal published values, annealed condition. Certified heat lots ship with actual MTC values.
| Property | Value |
|---|---|
| UNS number | N08810 |
| Family | Incoloy |
| Nominal chemistry | 800 base · controlled C 0.05–0.10% · Al+Ti ≤ 0.7% |
| Min. yield strength | 170 MPa |
| Min. tensile strength | 450 MPa (creep-optimized) |
| Max service temperature | 1100 °C |
| Density | 8.02 g/cm³ |
HRSG & reformer tubes
Ethylene cracker tubes
High-temperature pressure vessels
All forms consolidated into one PO with matching heats and one MTC package.
Form, dimensions, quantity, standard — that is all we need. A named metallurgist replies with pricing, lead time and MTC sample.