Ruixing MFG - Custom CNC Machined Parts Manufacturer & Supplier For 18 Years

CNC Machined C45 Steel Parts with Nitriding 1
CNC Machined C45 Steel Parts with Nitriding 2
CNC Machined C45 Steel Parts with Nitriding 3
CNC Machined C45 Steel Parts with Nitriding 4
CNC Machined C45 Steel Parts with Nitriding 5
CNC Machined C45 Steel Parts with Nitriding 1
CNC Machined C45 Steel Parts with Nitriding 2
CNC Machined C45 Steel Parts with Nitriding 3
CNC Machined C45 Steel Parts with Nitriding 4
CNC Machined C45 Steel Parts with Nitriding 5

CNC Machined C45 Steel Parts with Nitriding

Our CNC machined C45 steel parts with nitriding offer exceptional durability and performance for a wide range of applications. With precision engineering and high-quality materials, these parts are designed to withstand demanding conditions and deliver superior results.


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    We utilize C45 steel, a robust and versatile material known for its excellent mechanical properties. This high-quality steel provides exceptional strength, toughness, and wear resistance, making it ideal for applications requiring durability and reliability.

    To further enhance the performance and longevity of our C45 steel parts, we employ a nitriding treatment. Nitriding involves diffusing nitrogen into the surface of the steel, resulting in increased hardness, wear resistance, and improved corrosion resistance. This process significantly extends the lifespan of the parts, making them suitable for even the most demanding environments.

    CNC Machined c45 steel parts(2)


    1. Carbon Content:

    C45 steel contains approximately 0.42-0.50% carbon, providing it with a balanced combination of strength and toughness.

    2. Hardness:

    The hardness of C45 steel can reach a range of 170-210 HB (Brinell hardness). This level of hardness makes it suitable for applications requiring resistance to wear and abrasion.

    3. Tensile Strength:

    C45 steel exhibits a tensile strength of 570-700 MPa (Megapascals), indicating its ability to withstand high forces and stresses without deformation or failure.

    CNC Machined c45 steel parts(1)

    4. Yield Strength:

    The yield strength of C45 steel is approximately 330-450 MPa, representing the point at which the steel begins to exhibit plastic deformation under applied stress.

    5. Elongation:

    C45 steel offers an elongation of 14-20%, indicating its ability to undergo plastic deformation before fracture. This property makes it suitable for applications requiring ductility and flexibility.

    Advantages of C45 Steel:

    - Excellent Strength:

    C45 steel possesses high tensile and yield strength, making it suitable for applications requiring load-bearing capabilities.

    - Good Wear Resistance:

    The hardness of C45 steel contributes to its resistance against wear and abrasion, making it ideal for components subjected to friction and contact.

    - Versatility:

    C45 steel is a versatile material that can be easily machined, welded, and heat-treated, allowing for a wide range of manufacturing processes and applications.

    - Cost-Effective:

    Compared to some high-alloy steels, C45 steel offers a cost-effective solution without compromising on mechanical properties.

    Disadvantages of C45 Steel:

    - Limited Corrosion Resistance:

    C45 steel has limited resistance to corrosion, especially in corrosive environments or when exposed to certain chemicals. Proper surface protection or coating is necessary to mitigate corrosion risks.

    - Moderate Toughness:

    While C45 steel exhibits good toughness, it may not be suitable for applications requiring exceptional impact resistance or high shock loads.

    Product Applications

    1. Automotive Industry:

    CNC machined C45 steel parts with nitriding play a vital role in the automotive sector. They are used in critical components such as transmission gears, crankshafts, camshafts, and drive shafts. The exceptional strength and wear resistance of these parts ensure reliable performance, even under extreme conditions. Additionally, their precise machining allows for seamless integration, contributing to the overall efficiency and longevity of automotive systems.

    2. Aerospace Industry:

    In the aerospace industry, where safety and reliability are paramount, they find extensive use. These parts are employed in aircraft engines, landing gear systems, and structural components. The high strength-to-weight ratio of C45 steel, combined with the enhanced properties obtained through nitriding, ensures optimal performance and durability in aerospace applications.


    3. Machinery and Equipment:

    They are widely utilized in machinery and equipment manufacturing. They are employed in the production of industrial machinery, construction equipment, and agricultural machinery. These parts are commonly found in gearboxes, hydraulic systems, bearings, and shafts, where their exceptional strength, wear resistance, and dimensional stability contribute to the overall efficiency and reliability of the equipment.

    4. Energy Sector:

    The energy sector, including renewable energy sources, relies on them for various applications. These parts are used in wind turbines, hydroelectric power plants, and solar energy systems. Their robustness and resistance to wear make them suitable for withstanding the demanding conditions and high loads encountered in energy generation and transmission.

    5. Tooling and Die Making:

    CNC machined C45 steel parts with nitriding are extensively employed in tooling and die making industries. They are utilized in the production of molds, dies, punches, and cutting tools. The exceptional hardness and wear resistance obtained through nitriding ensure prolonged tool life, improved productivity, and precision in manufacturing processes.


    Introduction to Nitriding Treatment

    Nitriding treatment is a surface hardening process widely used in the manufacturing industry to enhance the mechanical and wear properties of various metal components. This process involves the diffusion of nitrogen into the surface layers of a material, resulting in increased surface hardness, wear resistance, and improved fatigue strength. Here is a brief overview of the basic knowledge related to nitriding treatment.

    1. Process Overview:

    Nitriding treatment involves exposing the metal component to a nitrogen-rich atmosphere at elevated temperatures. The nitrogen atoms diffuse into the surface layers of the material, forming nitrides and altering its microstructure. The process typically takes place in specialized furnaces under controlled conditions.

    2. Types of Nitriding:

    There are several types of nitriding processes commonly used, including:

       a. Gas Nitriding:

    In gas nitriding, the component is placed in a furnace with an ammonia-rich atmosphere. The ammonia dissociates to release nitrogen, which diffuses into the surface of the material.

       b. Plasma Nitriding:

    Plasma nitriding involves the use of a plasma discharge to generate nitrogen ions. These ions bombard the surface of the component, facilitating the diffusion of nitrogen into the material.

       c. Salt Bath Nitriding:

    Salt bath nitriding is a process where the component is immersed in a bath of molten salts containing nitrogen-bearing compounds. The salts facilitate the diffusion of nitrogen into the material.

    3. Benefits of Nitriding Treatment:

    Nitriding treatment offers several advantages, including:

       a. Increased Surface Hardness:

    Nitriding significantly increases the surface hardness of the material, resulting in improved wear resistance and reduced susceptibility to surface damage.

       b. Enhanced Fatigue Strength:

    Nitriding improves the fatigue strength of the material, allowing it to withstand cyclic loading and extended service life without failure.

       c. Improved Corrosion Resistance:

    Nitriding forms a thin, hard layer on the surface of the material, which enhances its resistance to corrosion and oxidation.

       d. Minimal Distortion:

    Nitriding treatment typically results in minimal distortion of the component, as the process is conducted at lower temperatures compared to other heat treatment methods.

    4. Limitations and Considerations:

    While nitriding treatment offers significant benefits, there are some limitations and considerations to keep in mind:

       a. Restricted to Certain Materials:

    Nitriding is most commonly applied to low-alloy steels, tool steels, and certain stainless steels. It may not be suitable for all types of materials.

       b. Surface Finish and Dimensional Changes:

    Nitriding can cause a slight increase in the surface roughness and dimensional changes of the component. Proper design considerations and post-treatment machining may be required to achieve the desired specifications.

       c. Case Depth Control:

    The depth of the nitrided layer needs to be carefully controlled to ensure optimal performance. This requires precise process control and monitoring.


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    A.Dwg, pdf, step, step, igs, images or text format is acceptable.
    Are you a trading company or manufacturer?
    A.We are a manufacturer.
    When was your company founded?
    A.Our company was founded in 2005.
    How long can I get a quote after sending drawing?
    A.Usually within 12 hours for common parts. If complex parts, Please send 3D file, We will reply to you within 24 hours.
    Can you provide a sample? Is it free or extra?
    A.Yes, We can. Just need some sample costs.
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    Jennifer Peng
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