Incoloy 800HT
Incoloy 800HT (Alloy 800HT) is designated as DIN W.Nr. 1.4959 or UNS N08811. It is an incredible nickel-iron-chromium alloy used in various industrial applications where resistance to heat & corrosion is exposed.
This alloy is popular for its excellent strength & oxidation resistance. Thus, a suitable material for use in environments up to 1100°C temperatures. It is also highly resistant to corrosion, especially in environments containing sulfuric acid & other corrosive materials.
Tuolian is your trusted Incoloy 800HT supplier in China. We manufacture Incoloy 800HT in different sizes, thicknesses, shapes, and forms such as bars/rods, pipes/tubes, plates/sheets, and more. All Incoloy 800HT products exceed various standards such as ISO, EN, DIN, ASME, ASTM, and more.
You can surely get high-quality Incoloy 800HT that values your money. Message us!
Industries and Applications
Chemical Processing Industry – heat exchangers, reactor vessels, piping systems
Power Generation – steam turbine power plants, heat exchangers, boiler components, super-heater, re-heaters, etc.
Petrochemical Refining Industry – furnace components, catalytic cracking units, heat exchangers, etc.
Aerospace – jet engine components, gas turbine components, etc.
Oil and Gas – subsea equipment, downhole tools, etc.
Pharmaceutical – heat exchangers, reactor vessels, valves, etc.
- Forms and Standards
- Chemical composition
- Physical and Mechanical properties
| Round Bar | ASTM B408, ASME SB408, AMS 5766, ISO 9723, BS 3076 NA15 |
| Wire | ASTM B408, ASME SB408, AMS 5766, ISO 9724, BS 3075 NA15 |
| Plate, Sheet, and Strip | ASTM B409, ASME SB409, AMS 5877, BS 3072/3073 NA15, ISO 6208 |
| Seamless Pipe and Tube | ASTM B407, ASME SB407, ASTM B829, ASME SB829, AMS 5581, ISO 6207 |
| Welded Pipe | ASTM B514, ASME SB514, ASTM B775, ASME SB775, ASTM B515, ASME SB515 |
| Welded Tube | ASTM B515, ASME SB515, ASTM B751, ASME SB751, ASTM B775, ASME SB775 |
| (Ni) | (Cr) | (Fe) | (Al) | (Ti) | (C) | (Mn) | (Si) | (S) | (P) |
| 30.0 – 35.0% | 19.0 – 23.0% | 39.5% min | 0.15 – 0.60% | 0.25 – 0.60% | 0.10% max | 1.50% max | 1.00% max | 0.015% max | 0.03% max |
| Property | Specifications |
| Density | 7.94 g/cm³ |
| Melting Point | 1350 – 1400 °C (2460 – 2550 °F) |
| Thermal Expansion | 14.2 x 10⁶ /K (20 – 100°C) |
| Specific Heat Capacity | 0.11 kcal/(g·K) (20°C) |
| Electrical Resistivity | 1.05 μΩ·m (20°C) |
| Young’s Modulus | 207 GPa (30 x 10⁶ psi) |
| Tensile Strength | 600 – 800 MPa (87 – 116 ksi) |
| Yield Strength | 260 – 320 MPa (38 – 46 ksi) |
| Elongation | 30 – 45% |
| Hardness (Rockwell B) | 88 max |
| Maximum Operating Temp. | 1100°C (2012°F) |
