Overview of Incoloy 800H Spherical Alloy Powder
When it comes to high-temperature, high-stress industrial applications, Incoloy 800H Spherical Alloy Powder is a leading choice for engineers and manufacturers. This nickel-iron-chromium alloy is specially engineered to withstand extreme heat and oxidation, making it a go-to material for applications such as power generation, chemical processing, and aerospace manufacturing.
What sets Incoloy 800H apart is its enhanced creep and stress rupture strength, achieved through precise control of its composition and grain size. The spherical shape of the powder, produced using advanced gas atomization techniques, allows for exceptional flowability, packing density, and uniformity—key factors in additive manufacturing (3D printing), thermal spraying, and powder metallurgy.
In this guide, we’ll explore everything you need to know about Incoloy 800H Spherical Alloy Powder, from its composition and properties to its applications, pricing, and advantages. Let’s dive in and see why this alloy is a game-changer for high-performance industries.
What is Incoloy 800H Spherical Alloy Powder?
Incoloy 800H Spherical Alloy Powder is a high-performance material designed for environments where extreme heat, corrosion, and mechanical stress are present. It belongs to the Incoloy 800 series, which is known for its outstanding resistance to oxidation, carburization, and nitridation.
The “800H” designation refers to a specific variant of the alloy that is optimized for high-temperature strength. By controlling the carbon content and grain size, manufacturers have created a material that resists deformation and failure under prolonged exposure to temperatures as high as 1100°C (2000°F).
The spherical form of the powder is achieved through state-of-the-art atomization processes, such as gas atomization, which ensures uniform particle size distribution and enhanced flow properties. This makes it ideal for modern manufacturing techniques such as 3D printing and thermal spray coatings, where precision and repeatability are crucial.
Composition and Properties of Incoloy 800H Spherical Alloy Powder
Detailed Composition Breakdown
The performance of Incoloy 800H is driven by its carefully balanced composition. Each element plays a critical role in enhancing the alloy’s properties.
| Element | Composition (%) | Function in Alloy |
|---|---|---|
| Nickel (Ni) | 30–35 | Provides corrosion resistance and high-temperature stability. |
| Iron (Fe) | 39.5 min | Core element offering structural strength. |
| Chromium (Cr) | 19–23 | Enhances oxidation and corrosion resistance. |
| Carbon (C) | 0.05–0.10 | Increases creep and stress rupture strength. |
| Aluminum (Al) | 0.15–0.60 | Improves oxidation resistance and structural integrity. |
| Titanium (Ti) | 0.15–0.60 | Strengthens grain boundaries for added durability. |
| Manganese (Mn) | 1.5 max | Improves corrosion resistance and toughness. |
| Silicon (Si) | 1 max | Aids in oxidation resistance. |
| Copper (Cu) | 0.75 max | Adds corrosion resistance in specific environments. |
Key Physical and Mechanical Properties
| Property | Value |
|---|---|
| Density | ~7.94 g/cm³ |
| Melting Point | ~1350–1380 °C |
| Thermal Conductivity | ~13 W/m·K |
| Coefficient of Thermal Expansion | 14.4 µm/m·°C (20–1000°C) |
| Hardness | ~180–220 HB |
| Tensile Strength | ~450–600 MPa |
| Yield Strength | ~175 MPa |
| Creep Rupture Strength | Excellent at temperatures up to 1100°C. |
| Oxidation Resistance | Outstanding (stable for prolonged exposure to high temperatures). |
| Weldability | Excellent for joining with other high-temp alloys. |
Unique Characteristics
- High-Temperature Strength: Incoloy 800H resists deformation and failure under prolonged exposure to extreme heat, making it ideal for furnaces and reactors.
- Corrosion Resistance: Its nickel and chromium content ensures superior resistance to oxidation, carburization, and nitridation, even in harsh chemical environments.
- Spherical Particle Shape: The uniform shape guarantees better flowability, packing density, and consistency, critical for 3D printing and powder metallurgy.
- Enhanced Creep Resistance: The controlled carbon content and grain size improve its ability to withstand long-term mechanical stress without deformation.
Applications of Incoloy 800H Spherical Alloy Powder
Due to its exceptional properties, Incoloy 800H Spherical Alloy Powder is widely used in industries that require materials capable of handling heat, stress, and corrosion.
| Industry | Applications |
|---|---|
| Aerospace | Jet engine components, exhaust ducts, and turbine blades. |
| Energy | Heat exchangers, boiler components, and nuclear reactor parts. |
| Chemical | Furnace parts, reformer tubes, and chemical processing equipment. |
| Automotive | Turbochargers and high-performance exhaust systems. |
| 3D Printing | Additive manufacturing of intricate, high-strength parts. |
| Industrial | Wear-resistant coatings and tooling for high-temperature environments. |
Specifications, Sizes, and Standards for Incoloy 800H Spherical Alloy Powder
| Specification | Details |
|---|---|
| Particle Size Range | 15–45 µm (for additive manufacturing), 45–150 µm (for thermal spraying). |
| Shape | Spherical (ensures better flow and packing). |
| Purity | ≥99.5% |
| Packaging | Vacuum-sealed containers (1kg, 5kg, 10kg options). |
| Standard Compliance | ASTM B409, UNS N08810, ISO 9001 |
Suppliers and Pricing for Incoloy 800H Spherical Alloy Powder
Pricing for Incoloy 800H Spherical Alloy Powder can vary depending on factors such as particle size, order volume, and purity requirements.
| Supplier Name | Region | Price Range (USD/kg) | Special Features |
|---|---|---|---|
| Global Alloy Solutions | North America | $300–$500 | High-purity powders for aerospace. |
| Advanced Materials Inc. | Europe | $320–$520 | Custom particle sizing available. |
| Asia-Pacific Metals | Asia-Pacific | $250–$450 | Bulk discounts for larger orders. |
| PowderTech Innovations | Global | $300–$550 | ISO-certified powders for industrial use. |
Advantages and Limitations of Incoloy 800H Spherical Alloy Powder
| Advantages | Limitations |
|---|---|
| Excellent high-temperature strength and stability. | Higher cost compared to standard iron-based alloys. |
| Superior oxidation, carburization, and nitridation resistance. | Limited availability in smaller markets. |
| Ideal for additive manufacturing and coatings. | Requires careful handling to avoid contamination. |
| Long-term reliability in extreme environments. | May need specialized equipment for processing. |
Comparison: Incoloy 800H vs. Similar Alloys
| Feature | Incoloy 800H | Inconel 625 | Stainless Steel 310 |
|---|---|---|---|
| Melting Point | ~1350–1380 °C | ~1290–1350 °C | ~1400 °C |
| High-Temperature Strength | Excellent | Good | Moderate |
| Corrosion Resistance | High | Superior | Moderate |
| Wear Resistance | Good | High | Moderate |
| Cost | Moderate | High | Low |
| Applications | Aerospace, energy | Energy, chemical | Industrial, heat exchangers |
FAQs About Incoloy 800H Spherical Alloy Powder
| Question | Answer |
|---|---|
| What is Incoloy 800H Spherical Alloy Powder used for? | It’s used in high-temperature, high-stress applications such as jet engines and chemical reactors. |
| Why is it spherical? | The spherical shape enhances flowability, packing density, and uniformity for manufacturing processes. |
| Can it handle extreme heat? | Yes, it performs exceptionally well at temperatures up to 1100°C. |
| Is it corrosion-resistant? | Yes, it resists oxidation, carburization, and nitridation. |
| Where can I buy it? | Suppliers like Global Alloy Solutions and PowderTech Innovations offer it globally. |
Conclusion
Incoloy 800H Spherical Alloy Powder is a powerhouse material designed for industries that demand top-notch performance under extreme conditions. Its high-temperature strength, oxidation resistance, and versatility make it an essential choice for applications in aerospace, energy, and chemical processing.
While it comes at a higher cost, the long-term benefits of durability, precision, and reliability far outweigh the investment. Whether you’re exploring additive manufacturing, thermal spraying, or other advanced techniques, this alloy powder provides the foundation for cutting-edge innovation.
Ready to take your projects to the next level? Incoloy 800H Spherical Alloy Powder is here to meet the challenge. Explore its possibilities today!