INCOLOY 800H Sheet | UNS N08810
- Good weldability
- Low carbon content
- Excellent thermal stability
- High nickel and chromium content
- Good resistance to crevice corrosion
- Excellent surface stability
- High strength and toughness
- Low coefficient of thermal expansion
- Excellent formability and workability
Tuolian INCOLOY 800H Sheet
Incoloy 800H sheet is commonly known as alloy 800H sheet or UNS N08810 sheet. A top-quality alloy popular for its exceptional resistance to high temperatures of up to 1100°C (2010°F). It is composed mainly of nickel, chromium, iron, and other small amounts of elements.
Tuolian Incoloy 800H sheet has superior resistance to oxidation, carburization, and sulfidation. Thus, guaranteeing its durability & longevity in high-stress conditions.
At Tuolian, we manufacture Incoloy 800H sheets in a variety of thicknesses, ranging from 0.5 mm to 50 mm, with widths of up to 2000 mm. The sheet can be supplied in standard sizes or cut to the customer’s specific requirements.
Aside from that, we offer a range of surface finishes, including polished, satin, & matte, to meet your diverse needs.
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- Chemical Composition
- Mechanical Requirements
- Physical Properties
- Stress Rupture Strength
| Element | Composition (%) |
| Nickel | 30.0 – 35.0 |
| Chromium | 19.0 – 23.0 |
| Iron | 39.5 min |
| Aluminum | 0.15 – 0.60 |
| Titanium | 0.15 – 0.60 |
| Carbon | 0.05 – 0.10 |
| Manganese | 1.50 max |
| Silicon | 1.00 max |
| Sulfur | 0.015 max |
| Phosphorus | 0.030 max |
| Property | Minimum Value |
| Tensile Strength | 450 MPa (65 ksi) |
| Yield Strength (0.2% offset) | 180 MPa (25 ksi) |
| Elongation | 30% |
| Hardness | HRB 88 max |
| Property | Specs |
| Density | 7.94 g/cm3 (0.287 lb/in3) |
| Melting Range | 1357-1385°C (2475-2515°F) |
| Specific Heat Capacity | 0.11 cal/g-°C at 20°C (0.46 J/g-°C at 20°C) |
| Thermal Conductivity | 12.4 W/m-°C at 100°C (86.0 BTU-in/hr-ft²-°F at 212°F) |
| Electrical Resistivity | 1.25 μΩ-m at 20°C (78.0 μΩ-in at 68°F) |
| Magnetic Permeability | < 1.05 |
| Temperature | Stress Rupture Strength |
| 593°C (1100°F) | 70.3 MPa (10.2 ksi) |
| 649°C (1200°F) | 46.2 MPa (6.7 ksi) |
| 704°C (1300°F) | 31.0 MPa (4.5 ksi) |
| 760°C (1400°F) | 21.0 MPa (3.0 ksi) |
| 816°C (1500°F) | 14.5 MPa (2.1 ksi) |
Related Products
Equivalent Grades
- ASTM B409
- ASME SB409
- DIN 17460
- EN 10028-7
- EN 10095
- ISO 6208
- JIS G4304
- UNS N08810
Fabrication Process
The sheet fabrication process for Incoloy 800H typically involves several steps, including
- Blanking
- Shearing
- Punching
- Welding
- Bending
- Hot and cold forming
- Heat treatment
- Surface treatment
- Cleaning, etc
Wide Applications
- Production of heat exchangers
- process piping
- furnace components
- thermocouples
- petrochemical equipment
It is also used in the aerospace industry for gas turbine components. As well as in the nuclear industry for reactor core & steam generator tubing.