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Product Overview
Introduction To incoloy 800 / Alloy 800 / UNS N08800
MOKSH TUBES & FITTINGS LLP is a supplier, exporter, importer and stockist of a wide range of INCOLOY 800 (UNS N08800) products including Pipes & Tubes, Pipe Fittings, Flanges, Fasteners, Sheets & Plates, Coils, Wires, Round Bars, Flat Bars, Angles, Channels, Welding Rods, Wire Mesh, and other Custom and Hard to Find INCOLOY 800 Products.
INCOLOY 800 is a nickel-iron-chromium alloy designed for high temperature strength and excellent resistance to oxidation, carburization, and sulfidation. The alloy retains its structural integrity at elevated temperatures, making it ideal for heat exchangers, reformer tubes, superheaters, and nuclear steam generator components. INCOLOY 800 shows good corrosion resistance in many aqueous environments, maintaining its mechanical strength even after prolonged exposure to high temperatures.
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INCOLOY 800 Specifications
| Category | Details |
|---|---|
| Grade | INCOLOY® 800 / UNS N08800 |
| Type | Nickel-Iron-Chromium Alloy |
| Typical Chemical Composition | Ni 30–35%, Fe 39.5–45%, Cr 19–23%, C ≤ 0.10%, Mn ≤ 1.5%, Si ≤ 1.0% |
| Conditions | Annealed, Hot Rolled, Cold Drawn, Solution Treated |
| Heat Treatment | Annealing, Stress Relieving, Solution Treatment |
| Testing | Tensile, Hardness, Chemical, Corrosion, NDT on request |
| Certification | EN 10204 3.1 / 3.2 (Mill Test Certificate available) |
Chemical Composition of Incoloy 800
| Element | INCOLOY® 800 |
|---|---|
| Nickel (Ni) | 30.0 – 35.0 |
| Chromium (Cr) | 19.0 – 23.0 |
| Iron (Fe) | 39.5 min. |
| Carbon (C) | 0.08 max. |
| Aluminum (Al) | 0.15 – 0.60 |
| Titanium (Ti) | 0.15 – 0.60 |
| Al + Ti | 0.30 – 1.20 |
| ASTM Grain Size | Special |
Mechanical Properties of Incoloy 800
| Property / Condition | 80°F (25°C) | 800°F (425°C) | 1000°F (540°C) | 1200°F (650°C) | 1300°F (705°C) | 1400°F (760°C) |
|---|---|---|---|---|---|---|
| Tensile Strength (ksi) – Annealed | 138 | 120 | 119 | 110 | 97 | 66 |
| Tensile Strength (MPa) – Annealed | 952 | 827 | 821 | 758 | 669 | 455 |
| Yield Strength (ksi) – Annealed | 85.5 | 74.1 | 73.7 | 58.7 | 46.3 | 34.5 |
| Yield Strength (MPa) – Annealed | 590 | 511 | 508 | 405 | 319 | 238 |
| Hardness (BHN) – Annealed | 250 | 172 | 178 | 176 | 174 | 149 |
| Hot-Rolled Condition | ||||||
| Tensile Strength (ksi) – Hot Rolled | 198 | 170 | 161 | 145 | 120 | 91 |
| Tensile Strength (MPa) – Hot Rolled | 1365 | 1172 | 1110 | 1000 | 827 | 627 |
| Yield Strength (ksi) – Hot Rolled | 96.4 | 84.5 | 84.0 | 65.3 | 53.5 | 44.5 |
| Yield Strength (MPa) – Hot Rolled | 665 | 583 | 579 | 450 | 369 | 307 |
| Hardness (BHN) – Hot Rolled | 445 | 359 | 361 | 333 | 323 | 284 |
Products in Incoloy 800
INCOLOY 800 , (UNS N08800 / Werkstoff Nr. 1.4876) is a high performance material designed for exceptional strength and resistance to oxidation and carburization at elevated temperatures. Recognized by NACE MR0175 for oil and gas service, this alloy is ideal for critical applications across power generation, petrochemical processing, nuclear energy, and heat treatment industries.
We offer INCOLOY 800 in a wide range of product forms, including:
Uses and Advantages
High temperature strength and structural stability
Excellent resistance to oxidation, carburization, and sulfidation
Good corrosion resistance in aqueous environments
Reliable performance under cyclic thermal conditions
Excellent fabricability and weldability
Applications of INCOLOY 800
INCOLOY 800 is widely used in high temperature industrial applications requiring exceptional resistance to oxidation, carburization, and thermal fatigue. Its stability and strength under prolonged exposure to elevated temperatures make it ideal for components exposed to harsh heat and chemical environments. Key application areas include:
Chemical Processing
Oil & Gas
Marine
Pharmaceutical
Heat Exchangers
Power Plants
WHY CHOOSE US?
FAQ's
What is Incoloy 800 and what makes it special?
Incoloy 800, also known as UNS N08800, is a nickel iron chromium alloy designed to deliver exceptional strength and stability at high temperatures. It offers outstanding resistance to oxidation, carburization, and sulfidation while retaining mechanical integrity under prolonged thermal exposure. This makes it highly reliable for applications such as heat exchangers, reformer tubes, superheaters, and nuclear steam generator components.
What are the key properties of Incoloy 800 alloy?
Incoloy 800 exhibits superior resistance to high-temperature oxidation and carburization, combined with good corrosion resistance in aqueous environments. It offers excellent structural stability, reliable performance under cyclic thermal conditions, and retains strength even after long service at elevated temperatures. The alloy also provides excellent weldability and fabricability, making it suitable for demanding industrial environments.
Where is Incoloy 800 commonly used?
Incoloy 800 is widely used across industries that demand long-term performance under extreme heat and corrosive conditions. Its applications include heat treatment equipment, petrochemical and refining systems, nuclear power generation, chemical processing plants, pulp and paper facilities, industrial ovens, kilns, gas turbines, heat recovery systems, and offshore or marine engineering where resistance to both heat and corrosion is critical.
What products are available in Incoloy 800?
MOKSH TUBES & FITTINGS LLP offers Incoloy 800 in a wide range of products including seamless and welded pipes, tubes, sheets, plates, coils, round bars, flat bars, pipe fittings, flanges, fasteners, welding rods, wire mesh, and custom-fabricated components. All products are manufactured to international standards such as ASTM and ASME, ensuring durability, reliability, and compliance for high-performance applications.
Why choose MOKSH TUBES & FITTINGS LLP for Incoloy 800 materials?
MOKSH TUBES & FITTINGS LLP is a trusted manufacturer, supplier, and exporter of Incoloy 800 products with global reach and proven industry expertise. The company maintains a strong supplier network for premium raw materials, offers customized fabrication solutions, and ensures strict quality control as per international standards. With a focus on dependability, customer satisfaction, and competitive pricing, it is the preferred partner for industries requiring high-quality Incoloy 800 materials.
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For any inquiries or to request a quote, reach out to Moksh Tubes & Fittings LLP your trusted partner for INCOLOY 800 products.
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