Overview of Bronze Alloys According to ASTM B505 (Continuous Cast) and ASTM B271 (Centrifugal Cast) Standards
VIIPLUS company specializes in supplying bronze plain bearings, custom slide plates, and self-lubricating components under ASTM B505 (continuous casting) and ASTM B271 (centrifugal casting) standards. Below is a detailed breakdown of alloys, international equivalents, and product capabilities based on your specifications and industry standards.
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Our Complete Product Range， Key Alloy Categories
and Standards Compliance
We manufacture bronze and high-tensile brass bearings in various shapes and sizes to meet client needs.
Aluminium Bronzes
| Alloy (EN 1982) | DIN Standard | Polish Standard | ASTM B505/B271 | BS 1400 |
|---|---|---|---|---|
| CuAl10Fe5Ni5 (CC333G) | DIN 1705/1709 | PN 91/H-87026 | C95500 | AB2 |
- Properties: High strength, corrosion resistance (especially in acidic/marine environments), excellent wear resistance.
- Applications: Bearings, gears, valve components, and heavy-duty industrial parts
Tin Bronzes
| Alloy (EN 1982) | DIN Standard | Polish Standard | ASTM B505/B271 | BS 1400 |
|---|---|---|---|---|
| CuSn10 (CC480K) | CuSn10 (B10) | PN 91/H-87026 | C52400 | – |
| CuSn12 (CC483K) | – | – | C90700 | – |
| CuSn5Zn5Pb5 (CC491K) | CuSn5ZnPb5 (B555) | – | C83600 | – |
- Properties: High wear resistance, good machinability, and anti-friction qualities 210.
- Applications: Bushings, pump components, and general-purpose bearings
Leaded Bronzes
| Alloy (EN 1982) | DIN Standard | Polish Standard | ASTM B505/B271 | BS 1400 |
|---|---|---|---|---|
| CuSn7Zn4Pb7 (CC493K) | – | – | C93200 | – |
| CuSn10Pb10 (CC495K) | – | – | C93700 | – |
- Properties: Superior self-lubrication, high lead content for embeddability, and excellent fatigue resistance.
- Applications: Automotive bushings, thrust washers, and hydraulic press components.
Brass Alloys
| Alloy (EN 1982) | DIN Standard | Polish Standard | ASTM B505/B271 | BS 1400 |
|---|---|---|---|---|
| CuZn25Al5Mn4Fe3 (CC762S) | – | – | C86300 | – |
| CuZn34Mn3Al2Fe1 (CC764S) | – | – | C86200 | – |
- Properties: High tensile strength, corrosion resistance, and suitability for low-speed, high-load applications.
- Applications: Steel mill equipment, marine components, and earth-moving machinery.
Product Offerings
- Plain/Flanged Bushings: Machined from C93200 (SAE 660) for general-purpose bearings with anti-friction properties.
- Thrust Washers & Plates: Available in C86300 (high-strength brass) for heavy machinery.
- Custom Slide Plates: Produced via continuous casting (ASTM B505) in alloys like C95400 (aluminum bronze) for wear resistance.
- Self-Lubricating Bearings: Lead-free alternatives like C89835 (bismuth tin bronze) for environmentally sensitive applications.
Manufacturing Capabilities
- Casting Methods:
- Continuous Cast (ASTM B505): Produces uniform grain structure for alloys like C93200 and C95400.
- Centrifugal Cast (ASTM B271): Enhances density and reduces porosity in C86300 and C93700.
- Custom Sizes: Bronze Plate (ASTM B505).
Global Standards Cross-Reference
| Alloy Type | EN 1982 | ASTM B505/B271 | DIN | BS 1400 |
|---|---|---|---|---|
| Leaded Bronze | CC493K | C93200 | – | – |
| Aluminum Bronze | CC333G | C95500 | CuAl10Ni | AB2 |
| High-Tin Bronze | CC483K | C90700 | – | – |
Why Partner with Us?
- In-Stock Compliance: Ready-to-ship alloys like C93200 and C86300 in standard sizes 15.
- Tailored Solutions: Custom machining for flanged bushings, wear plates, and complex geometries.
- Quality Assurance: Adherence to ASTM, EN, and DIN standards.
For detailed technical specifications or bulk orders, consult our material datasheets or contact our engineering team.
Bronze Bearing Applications by Industry
Cylindrical Products: Bushings, Bearings, Flange Bushings
Flat Products: Sliding Plates, Guide Plates
| Sector | Applications | Key Products | Material Benefits |
|---|---|---|---|
| Steelworks | Rolling mill bearings, conveyor system bushings, furnace door guides. | High-temp aluminum bronze bushings (CuAl11FeNi6), thrust washers. | Heat resistance (up to 450°C), wear resistance under heavy loads. |
| Naval Construction | Rudder bearings, propeller shaft bushings, seawater pump sleeves. | CuSn10Pb10 (leaded bronze), self-lubricating flange bushings. | Corrosion resistance in saltwater, low maintenance. |
| Onshore/Offshore | Drill rig swivel bearings, subsea valve guides, hydraulic cylinder bushings. | CuAl10Fe5Ni5 (aluminum bronze), PTFE-lined sliding plates. | High strength in corrosive environments, anti-galling properties. |
| Lifting, Hoists, & Winches | Crane sheave bushings, pulley bearings, hydraulic winch guides. | CuSn12Ni2 (tin bronze), self-lubricating plain bearings. | Fatigue resistance, smooth motion under dynamic loads. |
| Power Transmission & Gearboxes | Gear shaft bushings, worm gear bearings, clutch plates. | CuSn7Pb15 (leaded bronze), precision-machined thrust washers. | High load capacity, vibration damping. |
| Hydromechanical Equipment | Excavator bucket pins, hydraulic pump bushings, mobile crane slewing rings. | CuZn25Al5Mn4Fe3 (high-strength brass), guide plates. | Shock absorption, compatibility with hydraulic fluids. |
| Public Works, Mining, Tunneling | Tunnel boring machine thrust bearings, conveyor system plates, crusher bushings. | CuAl10Fe5Ni5 (aluminum bronze), heavy-duty sliding plates. | Abrasion resistance, durability in dusty/wet conditions. |
| Valves | Valve stems, gate valve bushings, ball valve seats. | CuSn5Zn5Pb5 (leaded red brass), corrosion-resistant bushings. | Machinability, leak-proof performance in high-pressure systems. |
| Pumps | Centrifugal pump sleeves, impeller bushings, shaft seals. | CuSn10 (tin bronze), self-lubricating flange bushings. | Low friction, resistance to cavitation erosion. |
| Hydroelectric Power | Turbine shaft bearings, wicket gate bushings, sluice gate guides. | CuAl11FeNi6 (nickel-aluminum bronze), custom sliding plates. | Longevity in freshwater environments, high fatigue strength. |
| Wind Power | Pitch/yaw system bearings, gearbox sleeves, rotor shaft bushings. | CuSn12 (tin bronze), PTFE-coated guide plates. | Lightweight yet durable, minimal maintenance for remote installations. |
| Solar Power | Solar tracker pivot bushings, actuator guides, mounting system plates. | CuSn7ZnPb (leaded bronze), low-friction sliding plates. | UV resistance, smooth motion for precision tracking. |
Key Takeaways
- Material Versatility:
- Aluminum Bronzes (e.g., CuAl10Fe5Ni5): Dominate in high-stress, high-temperature sectors (steelworks, mining).
- Self-Lubricating Bronzes (e.g., CuSn7Pb15): Ideal for maintenance-free marine, wind, and solar applications.
- High-Strength Brasses (e.g., CuZn25Al5Mn4Fe3): Excel in hydromechanical and construction equipment.
- Industry-Specific Advantages:
- Corrosion Resistance: Critical for naval, offshore, and hydroelectric sectors.
- Abrasion/Wear Resistance: Vital for mining, tunneling, and steel industries.
- Low Maintenance: Self-lubricating grades reduce downtime in remote or harsh environments (wind, solar, offshore).
- Global Compliance:
- Materials meet ISO 4381 (plain bearings), ASTM B505 (cast bronze), and EN 1982 for EU markets.
Why Bronze?
- Durability: Outperforms steel/polymer alternatives in high-load, high-wear environments.
- Sustainability: Long service life reduces replacement frequency, lowering lifecycle costs.
- Customization: Tailored alloys (e.g., added Ni, Mn, or PTFE) address unique sector demands.
This framework positions your products as essential solutions across industries, highlighting technical expertise and adaptability. Let me know if you’d like to refine specific sections! 🛠️
Bronze Bearings Alloys according to ASTM B505, ASTM B271 y ASTM B22
Custom-designed bronze parts, viiplus manufactures alloys according to the ASTM B505 continuous casting and the ASTM B271 centrifugal casting standards. We provide comply with the standard or have similar characteristics. We can supply in a wide range of geometrical shapes and sizes.
Bronze Standards
We produce self-lubricating bronze bearing alloys to meet international standards.
We manufacture a diverse range of continuous and centrifugal cast bronzes that meet ASTM B505 and B271 standards, including self-lubricating bronze parts such as plain and flanged bushings, washers, plates, bearings, and more.
We provide finished machined products based on client drawings:
Our offerings include cylindrical products like bushings, bearings, flange bearing, and washer, as well as wear plate products such as sliding plates and guide plate. We manufacture a complete range in bronze and self-lubricating bronze.
