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C19160 Nickel Bronze High Strength Copper Alloy OEM/ODM | China Suppliers & Factory

C19160 (CuNiSiCr) is a premium copper alloy classified as a nickel-silicon precipitation strengthened material. This high-performance alloy is heat-treated to achieve exceptional strength, remarkable electrical conductivity, and superior softening resistance. As a leading product among Chinese suppliers, C19160 is widely utilized in various industries, including electronics, electrical engineering, and high-end connectors. Our factory is dedicated to providing top-quality copper alloys that meet the demanding needs of modern applications

    1. Chemical Composition
    Element Content (%)
    Copper (Cu) Remainder
    Nickel (Ni) 1.0 - 2.0
    Silicon (Si) 0.5 - 1.0
    Chromium (Cr) 0.1 - 0.5
    Impurities ≤ 0.2
    2. Mechanical Properties (Typical Values)
    Project Values
    Tensile strength 500 - 700 Mpa
    Yield strength 400 - 600 Mpa
    Elongation 5 - 15 %
    Hardness 140 - 220 (HV)
    3. Physical Properties
    Item Value
    Electrical Conductivity 35 – 50 % IACS
    Density ≈ 8.8 g/cm³
    Thermal Conductivity Good
    Coefficient of Linear Expansion Medium
    4. Main Features
    Balance of high strength and good conductivity

    C19160 Nickel Bronze has achieved a balance between high strength and good conductivity through alloy strengthening treatment. While maintaining certain conductivity, its mechanical strength has been significantly enhanced compared to pure copper materials. Its tensile strength and yield strength have both shown a notable improvement.

    Excellent resistance to thermal softening

    C19160 Nickel Bronze can maintain good mechanical properties even at medium-high temperatures, and is less prone to softening or performance degradation. Even when used under long-term electrical conduction or heating conditions, it can maintain its structural strength and conductivity at the temperature.

    Good wear resistance and fatigue resistance

    C19160 Nickel Bronze is less likely to suffer severe wear under frequent contact, friction, or plugging conditions. At the same time, its fatigue resistance performance is stable, and it can withstand repeated stress without cracking or failure, making it suitable for components that require long-term cyclic operation.

    Good forming and processing performance

    This C19160 Nickel Bronze has good plasticity and processing adaptability, allowing for various cold processing techniques such as stamping, bending, and stretching. It is also suitable for precision machining. During the processing, it is less likely to cause cracking or uneven deformation, which is conducive to improving production efficiency and ensuring product dimensional accuracy.

    5. Typical Application Scenarios
    Electronics & Electrical

    Connector terminals, tabs, and switch contacts.

    New Energy & Automotive

    Battery connectors and conductive components of electronic control systems.

    Communication Equipment

    Precise conductive structural components and high-frequency connectors.

    Industrial Equipment

    Elastic conductive parts and wear-resistant structural components.

    Frequently Asked Questions (FAQ)
    Q: What is the chemical composition of C19160 Nickel Bronze?

    C19160 consists primarily of Copper (Cu) as the remainder, with 1.0-2.0% Nickel (Ni), 0.5-1.0% Silicon (Si), and 0.1-0.5% Chromium (Cr). Impurities are strictly kept under 0.2%.

    Q: What are the typical mechanical properties of C19160?

    It features a tensile strength of 500-700 Mpa, yield strength of 400-600 Mpa, elongation of 5-15%, and a hardness range of 140-220 HV.

    Q: Does C19160 Nickel Bronze offer good electrical conductivity?

    Yes, it maintains a good electrical conductivity rating of 35% to 50% IACS, balancing electrical performance with high mechanical strength.

    Q: How does C19160 perform under high temperatures?

    It displays excellent resistance to thermal softening, meaning it maintains its structural strength and mechanical properties even during medium-high temperature operations or long-term electrical loading.

    Q: What industries commonly use C19160 Nickel Bronze?

    It is widely utilized in the electronics and electrical industry (connectors, switch contacts), new energy and automotive industry (battery components), communication equipment, and industrial wear-resistant machinery.

    Q: Is C19160 easy to process and form?

    Yes, it has excellent forming and processing properties. It is highly suitable for cold processing operations like stamping, bending, stretching, and precision machining without showing cracking or uneven deformation.

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