Nickel Chromium Alloy,90Ni10Cr Alloy,E FORU

**Product Overview: 90Ni10Cr Nickel Chromium Alloy** 90Ni10Cr is a high-performance nickel-chromium alloy composed of approximately 90% nickel and 10% chromium, with excellent oxidation resistance, high-temperature strength, and stable electrical properties. This alloy is widely used in heating elements, aerospace components, and industrial high-temperature applications due to its reliability and durability under extreme conditions. --- ### **Key Characteristics & Advantages** - **Excellent Oxidation Resistance**: Maintains integrity at high temperatures up to 1150°C. - **High Electrical Resistivity**: Ideal for electric heating applications. - **Good Mechanical Strength**: Retains structural stability under thermal cycling. - **Long Service Life**: Resists degradation in corrosive and high-temperature environments. - **Formability and Weldability**: Can be fabricated into complex shapes and joined efficiently. --- ### **Chemical Composition (Typical Weight %)** | Element | Content Range (%) | Function Description | |------------------|-------------------|-----------------------| | **Nickel (Ni)** | ≥89.0 | Base element providing oxidation resistance and ductility. | | **Chromium (Cr)**| 9.0–11.0 | Enhances high-temperature strength and oxidation resistance. | | **Iron (Fe)** | ≤0.5 | Trace impurity. | | **Carbon (C)** | ≤0.05 | Controlled for minimal carbide formation. | | **Manganese (Mn)**| ≤0.2 | Trace impurity. | | **Silicon (Si)** | ≤0.2 | Improves oxidation resistance in small amounts. | | **Other Elements**| ≤0.3 | Residual elements. | --- ### **Physical Properties** | Property | Typical Value | Test Conditions | |---------------------------------|------------------------|--------------------------| | **Density** | 8.7 g/cm³ | At room temperature | | **Melting Point** | ~1400°C | Approximate | | **Thermal Expansion Coefficient**| 13.5 × 10⁻⁶/°C | 20–1000°C range | | **Thermal Conductivity** | 12.5 W/m·K | At 20°C | | **Electrical Resistivity** | 1.10 μΩ·m | At 20°C | | **Young’s Modulus** | 220 GPa | At room temperature | --- ### **Mechanical Properties** | Property | Typical Value | Test Conditions | |------------------------|----------------------|----------------------------| | **Tensile Strength** | 620–760 MPa | At room temperature | | **Yield Strength** | 280–350 MPa | At 0.2% offset | | **Elongation** | 30–45% | In 50 mm | | **Hardness** | 130–170 HV | Annealed condition | --- ### **International Standards & Specifications** 90Ni10Cr complies with the following international standards: - **ASTM B344**: Standard for Nickel-Chromium Alloy Electrical Heating Elements. - **IEC 60276**: International Standard for Electrical Heating Alloys. - **DIN 17470**: German Standard for Nickel-Chromium Alloys. - **GB/T 1234**: Chinese Standard for Electrical Heating Alloys. - **AMS 5549**: Aerospace Material Specification for Nickel Alloy Strip. --- ### **Applications** 1. **Heating Elements**: - Industrial furnaces and kilns. - Household appliances (toasters, ovens, hair dryers). - Laboratory and testing equipment. 2. **Aerospace and Defense**: - Heating systems for aircraft components. - Thermal management in propulsion systems. 3. **Electronics and Energy**: - Resistors and thermocouples. - Components in nuclear reactors. 4. **Industrial Machinery**: - High-temperature fixtures and supports. - Heat treatment trays and baskets. --- ### **Available Forms** - **Wire**: Various diameters for heating elements. - **Strip and Foil**: For flexible heating applications. - **Ribbon**: Custom shapes for specialized uses. - **Rod and Bar**: For structural components. --- **Disclaimer**: *The information provided is for reference purposes. Actual performance may vary depending on manufacturing processes, operational conditions, and specific application requirements. Users are advised to verify suitability through testing and adhere to relevant industry standards and safety guidelines.*

Packing of Standard Packing: Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 3099 gallon liquid totes Special package is available on request.