Inconel 230: Nickel-Chromium Alloy With High Strength And Excellent Resistance To Oxidation At Elevated Temperatures
Inconel 230 Alloy
Inconel 230 is a high-performance nickel-chromium-cobalt alloy engineered for exceptional strength and resistance to oxidation at elevated temperatures. This alloy is designed to provide reliable performance in extreme environments, making it suitable for applications in aerospace, industrial, and energy sectors.
Key Features:
- High-Temperature Strength: Inconel 230 maintains its mechanical properties at temperatures up to 1300°C (2372°F), offering high tensile strength (up to 760 MPa or 110 ksi) and yield strength (410 MPa or 60 ksi). It is well-suited for high-temperature applications where strength and durability are crucial.
- Excellent Oxidation Resistance: The alloy provides outstanding resistance to oxidation and carburization, making it ideal for use in environments exposed to high temperatures and aggressive conditions.
- Thermal Properties: With a thermal conductivity of approximately 12.0 W/m·K, Inconel 230 ensures effective heat distribution and resistance to thermal cycling.
- Mechanical Flexibility: The alloy features a minimum elongation of 30%, allowing it to withstand significant deformation while maintaining its structural integrity.
- Fabrication Versatility: Available in various forms, including sheets, plates, bars, pipes, and welding wire, Inconel 230 can be easily adapted for a wide range of industrial and engineering applications.
Applications:
- Gas Turbines: Used in components such as turbine blades and vanes that operate under high-temperature conditions.
- Heat Exchangers: Ideal for parts exposed to high temperatures and aggressive environments in industrial heat exchangers.
- Industrial Furnaces: Suitable for furnace components requiring high resistance to oxidation and thermal degradation.
Standard Specifications:
- ASTM B453
- ASTM B467
- ASTM B564
Inconel 230 combines high strength, excellent oxidation resistance, and robust thermal stability, making it a preferred choice for critical applications in extreme environments where reliability and performance are essential.
Here is a detailed composition table for Inconel 230 Alloy:
Element | Range | Typical Value |
Nickel (Ni) | Balance | 60.0% |
Chromium (Cr) | 20.0 - 24.0% | 22.0% |
Cobalt (Co) | 10.0 - 15.0% | 12.0% |
Molybdenum (Mo) | 0.5 - 1.5% | 1.0% |
Aluminum (Al) | 0.5 - 1.5% | 1.0% |
Titanium (Ti) | 0.3 - 0.8% | 0.5% |
Carbon (C) | ≤0.1% | 0.05% |
Manganese (Mn) | ≤1.0% | 0.8% |
Silicon (Si) | ≤0.5% | 0.4% |
Sulfur (S) | ≤0.015% | 0.01% |
Phosphorus (P) | ≤0.015% | 0.01% |
This composition ensures that Inconel 230 provides high strength, excellent oxidation resistance, and durability in high-temperature applications.
