Materials
for demanding applications
Hastelloy® C276
Hastelloy® C276 is a nickel-chromium-molybdenum alloy that has high corrosion resistance in many chemical environments. This alloy is resistant to oxidation, pitting and stress-corrosion cracking when exposed to elevated temperatures..
Chemical composition
| Composition | UNS N10276 % |
| Molybdenum | 15.0 - 17.0 |
| Chromium | 14.5 - 16.5 |
| Iron | 4.0 - 7.0 |
| Cobalt | 2.5 max |
| Carbon | 0.010 max |
| Silicon | 0.08 max |
| Manganese | 1.00 max |
| Vanadium | 0.35 max |
| Phosphorus | 0.04 max |
| Sulfur | 0.03 max |
| Nickel | Balance |
Physical properties
| Metric | English | |
| Density | 8.89 g/cm³ | 0.321 lbs/in³ |
| Modulus of elasticity | 205 GPa | 29.8 Mpsi |
| Electrical resistivity | 130 µohms-cm | 51 µohms-in |
| Thermal conductivity | 9.8 W/m-K | 67.9 Btu-in/ft²-hr-°F |
* Density and electrical resistivity at room temperature, thermal conductivity at 50° C [100° F].
Mechanical properties
| Cold worked % | Yield strength | Ultimate tensile strength | Elongation % |
| 0 | 455 MPa [66 ksi] | 842 MPa [122 ksi] | 40 |
| 40 | 1310 MPa [190 ksi] | 1531 MPa [222 ksi] | 3.8 |
| 55 | 1531 MPa [222 ksi] | 1758 MPa [255 ksi] | 3.4 |
| 75 | 1724 MPa [250 ksi] | 1999 MPa [290 ksi] | 3.9 |
All data represent results from a 25.4 cm [10 in] test gauge length. Values are typical and may not represent all diameters. Test method will affect results.