Applications
reactors, heat exchangers, scrubbers, sour service equipment.
MATERIALAlloy C-276Nickel alloys
NICKEL ALLOYS2.4819UNS N10276
MATERIAL DATASHEET
Alloy C-276 (Hastelloy® C-276, UNS N10276)
Nickel-Mo-Cr-W corrosion-resistant alloy with outstanding resistance to pitting, crevice and SCC in oxidizing and reducing media.
Standards & designations
| Designation | Reference |
|---|---|
| UNS | N10276 |
| Werkstoff Nr. | 2.4819 |
| ASTM | B575 (plate/sheet), B574 (bar), B622 (pipe), B619/B626 (tubing) |
| ASME | SB575, SB574, SB622, SB619/SB626 |
| ISO | ISO 15156-3 (sour service) |
| Others | Hastelloy® C-276 |
Mechanical properties
| Property | Value / condition |
|---|---|
| Yield strength Rp0.2 | ≥ 283 MPa (min) |
| Tensile strength Rm | ≥ 690 MPa (min) |
| Elongation | ≥ 40 % (min) |
| Hardness | — |
Chemical composition
Weight %
| Element | Ni | Cr | Mo | W | Fe | Co | Mn | Si | C | P | S | V |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Min | bal. | 14.5 | 15.0 | 3.0 | 4.0 | – | – | – | – | – | – | – |
| Max | bal. | 16.5 | 17.0 | 4.5 | 7.0 | 2.5 | 1.0 | 0.08 | 0.010 | 0.025 | 0.010 | 0.35 |
Applications & processing
Heat treatment
Solution anneal ~ 1120–1175 °C; rapid quench.
Weldability
Very good.
The information in this datasheet is provided for guidance only. Intermec AS does not guarantee the accuracy or completeness of the data. Users must verify suitability for their specific applications.