CuSn7Pb6Zn4 Bronze Bushings

CuSn7Pb6Zn4 Bronze Bushings

Graphite bearings made of CuSn7Pb6Zn4 leaded bronze.
Graphite plug bearing bush made of CuSn7Pb6Zn4 leaded bronze.
self-lubricating graphite-impregnated bearings, CuSn7Pb6Zn4 bronze bushings, leaded bronze
CuSn7Pb6Zn4 leaded bronze bushings and groove solid bronze bearings

Precision-Made CuSn7Pb6Zn4 Bronze Bearings – EU Standard

CuSn7Pb6Zn4 Bronze Bushings – High-Performance Leaded Bronze Bearings

CuSn7Pb6Zn4 bronze bushings are high-quality lead bronze components with excellent mechanical and physical properties. Made primarily from tin, lead, and zinc alloy, these bushings comply with EU standards and are highly regarded for their durability, wear resistance, and self-lubricating performance in demanding applications.

CuSn7Pb6Zn4 Bushings – Self-Lubricating & Corrosion Resistant

CuSn7Pb6Zn4 Leaded Bronze Material Properties

1. Chemical Composition

Element Composition (%)
Copper (Cu) 81–85
Tin (Sn) 6.3–7.5
Lead (Pb) 6.8–8
Zinc (Zn) 1–1.4
Iron (Fe) ≤ 0.2
Nickel + Cobalt (Ni+Co) ≤ 1

2. Mechanical Properties

Property Value
Tensile Strength (σb) ≥207 MPa
Yield Strength (σs) ≥97 MPa
Elongation (δ) ≥15%
Hardness HB 80–120

3. Key Characteristics

    • Excellent machinability: Easy to process and manufacture into various shapes.
    • High strength and hardness: Suitable for high-load applications.
    • Wear and abrasion resistance: Extends operational lifespan.
    • Corrosion resistance: Performs well in marine and chemical environments.

CuSn7Pb6Zn4 Leaded Bronze Bushing bearing Applications

CuSn7Pb6Zn4 bronze bushings are versatile and used across various industries, including:

  1. Bearings: Ideal for general bearings, bushings, and sliding components.
  2. Automotive Components: Suitable for main shaft bearings, machine tool bearings, and crane bearings.
  3. Industrial Machinery: Used in trunnion bearings, roll neck bearings, and mill bearings.
  4. Pumps and Valves: Applied in fuel pump bushings, water pump sleeves, and piston pin bushings for diesel engines.
  5. Hydraulic Equipment: Excellent for hydraulic press liners and stuffing box bushings.
  6. Marine Applications: Suitable for seawater-resistant sliding bearings and pump impellers.

CuSn7Pb6Zn4 bronze material Product Specifications

  • Shapes: Tubes, rods, plates, and custom profiles.
  • Sizes:
    • Copper Tubes: Diameter 6–500 mm, Length 0.5–30 m.
    • Copper Plates: Thickness 0.5–80 mm, Width 0.5–3 m, Length 1–6 m.
    • Copper Rods: Diameter 6–530 mm, Wall Thickness 0.5–50 mm, Length 1–12 m.

Compliance with EU Standards

CuSn7Pb6Zn4 bronze bushings meet EU standards, offering high-quality performance and eco-friendly properties. Their uniform performance, wear resistance, and ability to handle high loads make them a preferred choice for manufacturers seeking reliable sliding bearing materials.

Self-lubricating graphite bushing, leaded bronze CuSn7Pb6Zn4, EU standard.

Self-lubricating graphite bushing, leaded bronze CuSn7Pb6Zn4, EU standard.

Explore High-Quality CuSn7Pb6Zn4 Bushings for Pumps & Valves

When it comes to reliable and durable solutions for pumps and valves, CuSn7Pb6Zn4 bushings stand out as a top choice in the industry. This leaded bronze alloy, known for its superior mechanical properties and versatility, is designed to perform in demanding environments, ensuring longevity and efficiency in critical applications.

Why Choose CuSn7Pb6Zn4 Bushings?

  1. Exceptional Wear Resistance
    CuSn7Pb6Zn4 bushings exhibit excellent wear resistance, making them ideal for continuous operation in pumps and valves that experience frequent motion or load stress.
  2. Superior Self-Lubrication
    The lead content in the alloy provides natural self-lubricating properties, reducing the need for external lubrication and ensuring smooth operation in low-maintenance applications.
  3. Corrosion Resistance
    With high resistance to corrosion, these bushings perform exceptionally well in environments exposed to water, chemicals, and varying temperatures, such as in marine or industrial settings.
  4. High Load Capacity
    This alloy is capable of handling heavy loads and maintaining stability under pressure, which is essential for pumps and valves in heavy-duty applications.

CuSn7Pb6Zn4 bushings Applications in Pumps & Valves

  • Pump Bearings: CuSn7Pb6Zn4 bushings are commonly used in fuel, water, and oil pumps, providing reliable support for rotating components.
  • Valve Components: Their corrosion resistance makes them perfect for valve seats, guides, and stems in fluid control systems.
  • Hydraulic Systems: These bushings enhance the performance of hydraulic pumps and valves in industrial and automotive machinery.
  • Marine Applications: Thanks to their resistance to seawater, they are widely used in marine pumps and valves.

Why Choose CuSn7Pb6Zn4 Bronze Bushings from Bearingface?

At Bearingface, we specialize in manufacturing premium bronze bushings, including CuSn7Pb6Zn4 products, adhering to international standards. With customizable options and non-standard sizes available, we provide tailored solutions for diverse industries.

Shop CuSn7Pb6Zn4 Bronze Bushings | Custom Sizes Available

CuSn7Pb6Zn4 bronze bushings are an optimal choice for applications requiring high durability, wear resistance, and precision. Whether in industrial machinery, automotive parts, or marine environments, these bushings deliver outstanding performance, ensuring reliability and efficiency in various applications.

Contact Bearingface today to learn more or request a custom quote for CuSn7Pb6Zn4 bronze bushings.

Design Custom Bearings Made From High-Strength Bronze Bearing

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Custom Bronze Parts & Custom Bronze Bushing Bearing