NIMONIC C263, also known as UNS N07263 or AMS 5888, is a high-performance nickel-chromium-based superalloy designed for superior high-temperature strength and excellent oxidation resistance. It is recognized under DIN 2.4660 and BS HR 321, ensuring compliance with stringent international standards.

NIMONIC C263 is engineered to maintain its mechanical properties at elevated temperatures, making it ideal for extreme conditions. Its high nickel and chromium content provides exceptional resistance to oxidation, carburization, and other forms of degradation in harsh environments.

Nimonic C263 Sheet | Plate

NIMONIC C263 sheets and plates are available in a range of thicknesses and dimensions. These materials are used in applications that demand high strength and resistance to thermal stress, such as in aerospace, power generation, and high-temperature industrial environments.

Nimonic C263 Round Bar | Rod

NIMONIC C263 round bars and rods are available in various diameters and lengths. These products are crucial for precision machining and the manufacturing of critical components that need to endure high stresses and temperatures.

Nimonic C263 Strip | Coil

Offered in strips and coils, NIMONIC C263 is suited for applications requiring flexible yet high-strength materials. These forms are commonly used for producing seals, gaskets, and other components that must perform reliably under severe conditions.

Nimonic C263 Applications

• NIMONIC C263 is used extensively in aerospace applications for turbine blades, engine components, and exhaust systems where high temperature and stress.

Nimonic C263 Properties

• Tensile Strength: NIMONIC C263 exhibits high tensile strength, making it ideal for use in components subjected to significant mechanical stress at elevated temperatures.
• Density: Approximately 8.7 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: NIMONIC C263 has superior resistance to a wide range of corrosive environments, including acidic and basic conditions.

Machining Nimonic C263

• Cutting: NIMONIC C263 can be cut using high-speed steel or carbide tools. Techniques such as water jet cutting or laser cutting are recommended for precision work.
• Drilling: Utilize carbide or cobalt drills for drilling NIMONIC C263. Proper cooling and lubrication are essential to maintain tool life and ensure accurate drilling.
• Turning: Carbide inserts are preferred for turning NIMONIC C263. Consistent cutting speeds and high-pressure cooling are crucial for achieving optimal results.
• Milling: Milling operations should use carbide end mills with adequate cooling to manage heat and maintain precision during processing.
• Grinding: For grinding NIMONIC C263, 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 0.040%, Max 0.080%
• Manganese (Mn): Max 0.60%
• Silicon (Si): Max 0.40%
• Aluminum (Al): Max 0.60%
• Sulfur (S): Max 0.0070%
• Nickel (Ni): Max 49.0%
• Iron (Fe): Max 0.70%
• Copper (Cu): Max 0.20%
• Boron (B): Max 0.0050%
• Cobalt (Co): Min 19.0%, Max 21.0%
• Chromium (Cr): Min 19.0%, Max 21.0%
• Molybdenum (Mo): Min 5.60%, Max 6.10%
• Titanium (Ti): Min 1.90%, Max 2.40%