High Tensile Brass Bearings Grades

High Tensile Brass Bearings Grades

self-lubricating brass bushing by size

Maximize Durability with High Tensile Brass Bearings

For engineers and procurement specialists seeking robust solutions for high-stress environments, High Tensile Brass Bearings are a top choice. At Bearingface.com, we understand the critical role material selection plays in component longevity. These specialized brass alloys offer an exceptional combination of strength, machinability, and moderate corrosion resistance, making them ideal for demanding applications.

This comprehensive guide delves into specific High Tensile Brass Bearings grades—including C86500, C86300, 865C, 869D, HTB1, HTB3, SAE 43, SAE 430B, CuZn35AI1, and CuZn25A15—highlighting their unique characteristics and ideal applications in various industries.


Why Choose High Tensile Brass for Bearings?

High Tensile Brass Bearings excel where standard brass or other materials might fall short. Their increased tensile strength allows them to handle higher loads and impact stresses. This inherent strength, coupled with excellent machinability, makes them perfect for crafting precise, durable bearing components. While not as corrosion-resistant as some bronze alloys, their moderate resistance is perfectly adequate for many industrial and marine settings, offering a cost-effective alternative.

When designed as self-lubricating bearings (often with embedded solid lubricants), High Tensile Brass Bearings reduce friction and wear even when external lubrication is difficult or impractical. This minimizes maintenance, extends service life, and ultimately lowers operational costs.


In-Depth Analysis: High Tensile Brass Bearing Grades & Applications

Choosing the right High Tensile Brass Bearing grade is vital for optimal performance. Each alloy’s specific chemical composition dictates its unique properties and suitability for different operational demands. Below, we explore the distinct advantages of C86500, C86300, 865C, 869D, HTB1, HTB3, SAE 43, SAE 430B, CuZn35AI1, and CuZn25A15 for your bearing needs.

C86500 is a widely used High Tensile Brass Bearing alloy, offering a strong blend of strength, good machinability, and moderate corrosion resistance. Its balanced properties make C86500 High Tensile Brass Bearings suitable for diverse general-purpose and moderate-load applications.

Property/Composition Detail
Composition Cu (60-68%), Zn (28-36%), Fe (2.0-4.0%), Mn (1.0-2.5%), Al (0.5-1.5%), Pb (max 0.2%)
Tensile Strength MPa (87-109 ksi)
Hardness (Brinell) HB
Machinability Excellent
Corrosion Resistance Moderate, suitable for general industrial and marine use.

Bearing Types & Specific Applications:

  • Plain Bearings/Bushings: General industrial machinery, heavy construction equipment, pump and valve components.
  • Sleeve Bearings: Automotive engine components (e.g., valve guides), marine propulsion systems, rudder bearings.
  • Thrust Washers: Applications needing good load distribution under moderate axial loads.

C86300 is a High Tensile Brass Bearing grade known for its superior strength and toughness, making C86300 High Tensile Brass Bearings ideal for more demanding, wear-resistant applications requiring precision.

Property/Composition Detail
Composition Cu (60-67%), Zn (22-28%), Fe (2.0-4.0%), Mn (3.0-5.0%), Al (1.0-2.5%), Pb (max 0.2%)
Tensile Strength MPa (100-123 ksi)
Hardness (Brinell) HB
Machinability Good (slightly less than C86500 due to higher strength).
Corrosion Resistance Moderate, performs well against atmospheric corrosion.

Bearing Types & Specific Applications:

  • Heavy-Duty Bushings: Automotive engine and gearbox bushings, suspension system components.
  • Sleeve Bearings: Bearings and gears in industrial machinery like pumps, presses, and heavy-duty conveyors.
  • Wear Plates/Sliders: Components experiencing high friction and moderate loads in manufacturing.

865C is a High Tensile Brass Bearing alloy often equivalent to C86500, distinguished by its excellent machinability and moderate corrosion resistance for diverse industrial uses. 865C High Tensile Brass Bearings offer reliable performance for general-purpose applications.

Property/Composition Detail
Composition (Typical) Cu (60-68%), Zn (28-36%), Fe (2.0-4.0%), Mn (1.0-2.5%), Al (0.5-1.5%)
Tensile Strength MPa (94-116 ksi)
Hardness (Brinell) HB
Machinability Excellent, with good formability.
Corrosion Resistance Moderate, especially effective in non-acidic industrial environments.

Bearing Types & Specific Applications:

  • Plain Bearings/Bushings: General-purpose industrial equipment, automotive components like valve guides.
  • Sleeve Bearings: Moderate-duty marine applications where machinability is key.

869D offers improved strength and wear resistance, particularly beneficial for High Tensile Brass Bearings in marine environments, handling higher stresses than standard grades. 869D High Tensile Brass Bearings are engineered for more demanding conditions.

Property/Composition Detail
Composition (Typical) Cu (58-62%), Zn (35-40%), Fe (2.0-4.0%), Mn (1.0-2.5%), Al (0.5-1.5%)
Tensile Strength MPa (109-123 ksi)
Hardness (Brinell) HB
Machinability Good, with improved inherent wear resistance.
Corrosion Resistance Moderate, with better resistance to seawater than C86500.

Bearing Types & Specific Applications:

  • Heavy-Duty Bushings: High-load bushings in marine propulsion and rudder systems.
  • High-Load Bearings: Bearings in gearboxes, mining equipment, and pumps requiring enhanced strength.
  • Industrial Applications: Components in wastewater treatment or moderate corrosive environments.

HTB1 is a High Tensile Brass Bearing alloy that leverages aluminum content to boost strength, making HTB1 High Tensile Brass Bearings perfect for precision components in high-load industrial, automotive applications.

Property/Composition Detail
Composition Cu (60-70%), Zn (28-38%), Al (0.5-2.0%), Fe (0.5-2.0%), Mn (0.5-1.5%)
Tensile Strength MPa (116-138 ksi)
Hardness (Brinell) HB
Machinability Excellent, suitable for precision components.
Corrosion Resistance Good in mild to moderate environments.

Bearing Types & Specific Applications:

  • Heavy-Duty Bearings: Engine components and suspension systems in automotive.
  • Thrust Bearings: Robust axial load support in heavy machinery (presses, conveyors).
  • Bushings: Bearings in lighter, high-strength applications components.

HTB3 offers superior strength and wear resistance due to its higher aluminum content, making HTB3 High Tensile Brass Bearings an excellent choice for the most demanding heavy machinery and marine applications.

Property/Composition Detail
Composition Cu (58-62%), Zn (35-39%), Al (3.0-5.0%), Fe (2.0-4.0%), Mn (1.0-2.5%)
Tensile Strength MPa (123-145 ksi)
Hardness (Brinell) HB
Machinability Good, suitable for high-strength precision components.
Corrosion Resistance Moderate, with improved resistance to wear and harsh environments due to high strength.

Bearing Types & Specific Applications:

  • Heavy-Duty Bushings: High-stress applications in heavy industrial machinery (large presses, construction equipment).
  • High-Load Bearings: Marine engines and equipment components experiencing very high wear.

SAE 43 is a common specification for High Tensile Brass Bearings in automotive and general industrial applications, providing reliable strength and good machinability. SAE 43 High Tensile Brass Bearings ensure dependable performance across various moderate-load scenarios.

Property/Composition Detail
Composition Cu (60-68%), Zn (28-36%), Fe (2.0-4.0%), Mn (1.0-2.5%)
Tensile Strength MPa (87-109 ksi)
Hardness (Brinell) HB
Machinability Excellent, ideal for precise components.
Corrosion Resistance Moderate, suitable for low to moderate corrosion risks.

Bearing Types & Specific Applications:

  • Bushings/Sleeve Bearings: Automotive engine and transmission parts, electric motor bearings.
  • Industrial Bearings: General-purpose bearings for moderate-load machinery.

SAE 430B is a High Tensile Brass Bearing variant for applications where good machinability is prioritized over maximum strength, common in light industrial and marine uses. SAE 430B High Tensile Brass Bearings offer reliable performance for less demanding scenarios.

Property/Composition Detail
Composition Cu (58-62%), Zn (35-40%), Fe (0.5-2.0%), Mn (0.5-2.0%)
Tensile Strength MPa (94-116 ksi)
Hardness (Brinell) HB
Machinability Good, especially for low-stress components.
Corrosion Resistance Moderate, well-suited for light industrial and marine applications.

Bearing Types & Specific Applications:

  • Plain Bearings/Bushings: Light-duty machines, conveyor systems, low-stress automotive parts.
  • Industrial/Marine: Bushings and bearings in marine equipment with low to moderate wear.

CuZn35AI1 is a High Tensile Brass Bearing alloy with aluminum content, enhancing its strength and corrosion resistance, particularly beneficial in marine and certain automotive environments. CuZn35AI1 High Tensile Brass Bearings provide improved durability where needed.

Property/Composition Detail
Composition Cu (bal.), Zn (33-37%), Al (0.8-1.5%), Fe (max 0.2%), Mn (max 0.1%)
Tensile Strength MPa (100-123 ksi)
Hardness (Brinell) HB
Machinability Good, suitable for high-strength, precision components.
Corrosion Resistance Improved compared to standard brass, well-suited for marine environments.

Bearing Types & Specific Applications:

  • Bushings/Bearings: Bushings and bearings exposed to seawater in marine vessels.
  • Automotive: Engine components, suspension bushings where improved corrosion resistance is an asset.

CuZn25A15 features a higher aluminum content than CuZn35AI1, yielding greater strength and wear resistance for demanding High Tensile Brass Bearings in industrial and engineering applications. CuZn25A15 High Tensile Brass Bearings are designed for robust performance.

Property/Composition Detail
Composition Cu (bal.), Zn (23-27%), Al (4.0-6.0%), Fe (2.0-4.0%), Mn (max 1.0%)
Tensile Strength MPa (109-130 ksi)
Hardness (Brinell) HB
Machinability Good, suitable for components requiring high strength and wear resistance.
Corrosion Resistance Moderate, suitable for various industrial environments where high strength is primary.

Bearing Types & Specific Applications:

  • Bushings/Bearings: Heavy-duty industrial machinery, engineering equipment requiring high strength.
  • Automotive: Transmission systems, brake systems, and other components needing high wear resistance.

Material Selection at a Glance: High Tensile Brass Bearing Applications

This table provides a quick reference for selecting the appropriate High Tensile Brass Bearing grade for your specific application.

Bearing Type / Application Recommended High Tensile Brass Bearing Grades
General Industrial C86500, 865C, SAE 43, SAE 430B
Heavy-Duty Bushings C86300, 869D, HTB1, HTB3, CuZn25A15
Marine (Moderate) C86500, 869D, CuZn35AI1
Automotive C86500, C86300, 865C, HTB1, SAE 43, CuZn35AI1, CuZn25A15
High Strength/Wear C86300, 869D, HTB1, HTB3, CuZn25A15
Precision Machined C86500, C86300, 865C, HTB1, SAE 43, CuZn35AI1
Pumps & Valves C86300, 869D, HTB3, CuZn35AI1, CuZn25A15

The Bearingface.com Advantage: Your Partner for High Tensile Brass Bearings

Choosing the optimal High Tensile Brass Bearing material is a critical engineering decision that directly impacts performance, lifespan, and cost efficiency. At Bearingface.com, we specialize in providing high-quality High Tensile Brass Bearings and related components, including custom-manufactured plain bearings, bushings, sliders, and washers, precisely tailored to your specifications. Our expertise ensures that you receive components meeting the most stringent performance requirements for your demanding applications.

We are committed to delivering not just a product, but a reliable, long-term solution. Our dedication to quality, precision, and responsive customer support makes us the ideal partner for your next project, offering specialized C86500, C86300, 865C, 869D, HTB1, HTB3, SAE 43, SAE 430B, CuZn35AI1, and CuZn25A15 High Tensile Brass Bearings.

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