ZCuZn38 Brass Bushing

Unleash the Power of ZCuZn38 Brass Bushing

In the world of machinery, precision is the name of the game. That’s why we’ve meticulously designed the ZCuZn38 Brass Bushing to elevate your equipment’s performance to new heights. Let’s delve into the engineering excellence that sets this brass bushing apart.

  • Perfect Fit: Our brass bushing is precision-engineered to ensure a snug fit for your machinery. With an exact fit, you’ll experience reduced vibration and noise levels, enhancing operator comfort and machine stability.
  • Resistant to Corrosion: Don’t let rust or corrosion hamper your equipment’s performance. This brass bushing boasts superior resistance, making it the perfect choice for even the most challenging environments.
  • Reliable and Safe: Your safety is our top priority. The ZCuZn38 Brass Bushing undergoes rigorous quality control to meet industry standards, ensuring you have a reliable and safe component for your machinery.


ZCuZn38 Brass Bushing: A Versatile and Durable Alloy

ZCuZn38 brass, also known as 38 brass or C38000, is a versatile copper alloy renowned for its excellent casting properties, strong mechanical performance, and resistance to wear and corrosion.

What Is ZCuZn38 Brass?

ZCuZn38, commonly known as C38500 brass, is a type of brass alloy renowned for its exceptional properties. It consists primarily of copper (Cu), zinc (Zn), and a small percentage of other elements, making it an ideal material for various industrial components.

The Versatility of Brass Bushings
Brass bushings find applications in a wide array of industries, owing to their remarkable versatility. These unassuming components are used in machinery, vehicles, plumbing, and electrical systems, among others. Let’s explore some key applications.

ZCuZn38 Brass Bushing supplier

Advantages of ZCuZn38 Brass Bushings

ZCuZn38 brass bushings offer several advantages that make them a preferred choice in numerous industries.

  • Durability and Corrosion Resistance
    One of the standout features of ZCuZn38 brass bushings is their durability. They can withstand heavy loads, high temperatures, and harsh environmental conditions without losing their integrity. Moreover, their corrosion resistance ensures a long service life, even in challenging environments.
  • High Thermal Conductivity
    The excellent thermal conductivity of ZCuZn38 brass bushings makes them invaluable in applications where heat dissipation is critical. They help prevent overheating and extend the lifespan of machinery and equipment.
  • Low Friction Properties
    Reducing friction is essential in many mechanical systems. Brass bushings excel in this regard, providing smooth and frictionless movement, which contributes to efficiency and minimizes wear and tear.
  • Cost-Effectiveness
    Compared to some alternatives, ZCuZn38 brass bushings offer a cost-effective solution without compromising on quality. Their longevity and low maintenance requirements translate into substantial cost savings over time.

Chemical Composition

ZCuZn38 brass is primarily composed of copper (Cu), zinc (Zn), and trace amounts of other elements. Its chemical composition, as per GB/T 1176-1987 standard, is as follows:

Copper (Cu): 60.0-63.0%
Tin (Sn): ≤1.0% (not included in impurity total)
Zinc (Zn): Remainder
Phosphorus (P): ≤0.01% (impurity)
Aluminum (Al): ≤0.5% (impurity)
Iron (Fe): ≤0.8% (impurity)
Antimony (Sb): ≤0.1% (impurity)
Bismuth (Bi): ≤0.002% (impurity)
Impurity Total: ≤1.5%
These specific alloying elements contribute to the brass’s favorable properties, making it suitable for a wide range of applications.

Mechanical Properties

ZCuZn38 brass exhibits robust mechanical characteristics that are crucial for its intended applications:

Tensile Strength (σb): ≥295 MPa
Elongation (δ5): ≥30%
Hardness: ≥685 HB
These properties ensure that ZCuZn38 brass bushings can withstand various loads and provide reliable performance even in demanding conditions.

Casting and Heat Treatment

The manufacturing process for ZCuZn38 brass typically involves metal mold casting, where the alloy is heated to a casting temperature range of 1060-1100°C. This ensures proper fluidity for casting and helps maintain the alloy’s structural integrity.

Types of Brass Bushings

Brass bushings come in various forms to suit different needs. Some common types include:

Sleeve Bushings: Cylindrical bushings with a smooth inner and outer surface, used in a wide range of applications.
Flanged Bushings: These bushings have a flange at one end, allowing for easy mounting and alignment.
Thrust Washers: Designed to handle axial loads, thrust washers are crucial in applications where force is applied parallel to the bushing’s axis.
Selecting the Right ZCuZn38 Brass Bushing
Choosing the correct brass bushing is essential to ensure optimal performance and longevity. Consider the following factors:

  • Load capacity requirements
  • Operating temperature range
  • Lubrication needs
  • Environmental conditions
  • Tolerances and clearances
  • Installation and Maintenance
  • Proper installation and regular maintenance are key to maximizing the lifespan of ZCuZn38 brass bushings. Lubrication, alignment, and periodic inspections play vital roles in ensuring smooth operation and preventing premature wear.


ZCuZn38 brass bushings find application in a wide array of industries due to their exceptional combination of properties. Some common uses include:

General Structural Components: ZCuZn38 brass is favored for its robust mechanical strength, making it suitable for various structural components in machinery and equipment.

Corrosion-Resistant Parts: The alloy’s corrosion resistance makes it ideal for parts exposed to harsh environments, such as flanges, valve seats, and brackets.

Fasteners: ZCuZn38 brass is often used to produce nuts and bolts, thanks to its excellent machining properties and durability.

Handles and Knobs: Its attractive appearance, coupled with its mechanical strength, makes it a popular choice for handles and knobs on doors, cabinets, and appliances.

Applications of ZCuZn38 Brass Bushing

  1. In the Automotive Industry
    ZCuZn38 brass bushings are found in various automotive components, such as suspension systems, engines, and transmissions. They provide the necessary support and reduce friction, contributing to vehicle performance and safety.
  2. In Manufacturing Machinery
    Machinery used in manufacturing relies on brass bushings for smooth movement and reduced friction. They are essential in conveyor systems, presses, and assembly lines, among others.
  3. In Plumbing and Fittings
    Brass bushings are integral to plumbing systems, ensuring leak-free connections and smooth water flow. Their corrosion resistance is especially valuable in this application.
  4. In Electrical Components
    Precision electrical equipment often incorporates brass bushings to ensure precise alignment and reduce wear and tear in moving parts. They play a critical role in switches, connectors, and various other electrical components.

Comparing ZCuZn38 Brass Bushings to Alternatives

While ZCuZn38 brass bushings offer numerous advantages, it’s essential to consider alternative materials when selecting components for specific applications. Two common alternatives are bronze and steel bushings.

Environmental Impact of Brass Bushings
In an era where sustainability is a growing concern, it’s worth noting that brass bushings are environmentally friendly. They are recyclable, which aligns with the push for eco-conscious manufacturing practices.

The Future of Brass Bushing Technology

As technology continues to advance, so does the realm of brass bushings. Ongoing research and development efforts aim to further enhance their properties, opening up new possibilities for their applications.


Go to Top