INCONEL 945X, also known as UNS N099456MS or AMS 5780, is a high-performance nickel-chromium-based superalloy designed for superior high-temperature strength and exceptional oxidation resistance. It is recognized under ASTM B637, DIN 2.4665, and NC20M13, ensuring its compliance with rigorous international standards.

INCONEL 945X is known for its ability to withstand extreme temperatures while maintaining its mechanical properties. Its composition includes high levels of nickel and chromium, which provide excellent resistance to oxidation, carburization, and other forms of degradation in harsh environments.

Inconel 945X Sheet | Plate

INCONEL 945X sheets and plates are available in a range of thicknesses and dimensions. These materials are used in applications where high strength and resistance to thermal stress are required, such as in aerospace, power generation, and petrochemical industries.

Inconel 945X Round Bar | Rod

INCONEL 945X round bars and rods are offered in various diameters and lengths. These products are essential for precision machining and the manufacturing of critical components that need to endure high stresses and temperatures.

Inconel 945X Strip | Coil

Available in strips and coils, INCONEL 945X is suitable for applications that require flexible, yet high-strength materials. These forms are often used for producing seals, gaskets, and other components that must perform reliably under extreme conditions.

Inconel 945X Applications

• INCONEL 945X is used extensively in aerospace for turbine blades, engine components, and exhaust systems where high temperature and stress resistance is crucial.

Inconel 945X Properties

• Tensile Strength: INCONEL 945X exhibits high tensile strength, making it ideal for use in components subjected to significant mechanical stress at elevated temperatures.
• Density: Approximately 8.9 g/cm³, providing a favorable strength-to-weight ratio for demanding applications.
• Thermal Conductivity: Moderate thermal conductivity ensures stability and performance under high-temperature conditions.
• Oxidation Resistance: The alloy offers excellent resistance to oxidation and scaling at high temperatures, extending the lifespan of components.
• Corrosion Resistance: INCONEL 945X has superior resistance to a wide range of corrosive environments, including acidic and basic conditions.

Machining Inconel 945X

• Cutting: INCONEL 945X can be cut using high-speed steel or carbide tools. Advanced techniques like water jet cutting or laser cutting are recommended for precision work.
• Drilling: Utilize carbide or cobalt drills for drilling INCONEL 945X. Proper cooling and lubrication are essential to maintain tool life and ensure accurate drilling.
• Turning: Carbide inserts are preferred for turning INCONEL 945X. Employ consistent cutting speeds and high-pressure cooling to achieve optimal results.
• Milling: Milling operations should use carbide end mills and appropriate cooling to manage heat and maintain accuracy during processing.
• Grinding: For grinding INCONEL 945X, use diamond or CBN wheels to achieve precise tolerances and a high-quality surface finish. Adequate cooling is necessary to prevent overheating and maintain dimensional accuracy.

Chemical Composition

• Carbon (C): Min 0.005%, Max 0.04%
• Manganese (Mn): Max 1.00%
• Silicon (Si): Max 0.50%
• Phosphorus (P): Max 0.03%
• Sulfur (S): Max 0.03%
• Nickel (Ni): Min 45.0%, Max 55.0%
• Chromium (Cr): Min 19.5%, Max 23.0%
• Molybdenum (Mo): Min 3.0%, Max 4.0%
• Niobium (Nb): Min 2.5%, Max 4.5%
• Copper (Cu): Min 1.5%, Max 3.0%
• Titanium (Ti): Min 0.5%, Max 2.5%
• Aluminum (Al): Min 0.01%, Max 0.7%
• Iron (Fe): Balance