Hastelloy C-276 is a nickel-molybdenum-chromium alloy, renowned for its superior resistance to strong acids, chlorides, and high-temperature corrosion, widely used in chemical, pharmaceutical, and waste treatment industries.
Element | Content (%) |
Nickel (Ni) | Balance |
Chromium (Cr) | 14.5 – 16.5 |
Molybdenum (Mo) | 15.0 – 17.0 |
Tungsten (W) | 3.0 – 4.5 |
Iron (Fe) | 4.0 – 7.0 |
Manganese (Mn) | ≤ 1.00 |
Silicon (Si) | ≤ 0.08 |
Carbon (C) | ≤ 0.01 |
Sulfur (S) | ≤ 0.01 |
Cobalt (Co) | ≤ 2.50 |
Property | Value (Typical) | Unit | Condition |
Tensile Strength (Ultimate) | ≥ 730 | MPa | Annealed |
Yield Strength (0.2% Offset) | ≥ 310 | MPa | Annealed |
Elongation (in 50 mm) | ≥ 40 | % | ASTM B575 |
Hardness (Brinell) | ≤ 217 | HB | |
Density | 8.90 | g/cm³ | Room Temp |
Melting Range | 1325 – 1370 | °C | |
Modulus of Elasticity | ~210 | GPa | Room Temp |
Category | Standard Code | Description |
Pipe | ASTM B622 / ASME SB622 | Seamless Hastelloy C-276 pipe |
Tube | ASTM B619 / ASME SB619 | Seamless Hastelloy C-276 tube for heat exchangers and condensers |
Fittings | ASTM B366 / WPHC276 | Hastelloy C-276 wrought fittings |
