Description
High-Performance C54400 Phosphor Bronze Rod – Proven Alloy for Precision Engineering
🌟 Product Overview
The C54400 Phosphor Bronze Rod is a premium-grade copper alloy widely recognized for its exceptional wear resistance, superior corrosion protection, and excellent machinability. Composed primarily of copper, tin, lead, zinc, and phosphorus, this material offers a balanced combination of strength, ductility, and precision—making it a top choice for precision machinery, electrical components, and high-load mechanical parts.
Engineered to meet ASTM B139 standards, our C54400 phosphor bronze bar delivers stable performance in demanding environments where durability, reliability, and dimensional accuracy are critical. You can find detailed alloy data from the Copper Development Association – C54400 Data Sheet.
🧪 Chemical Composition
| Element | Percentage (%) |
|---|---|
| Copper (Cu) | 87.0 – 90.0 |
| Tin (Sn) | 3.5 – 4.5 |
| Lead (Pb) | 3.5 – 4.5 |
| Zinc (Zn) | 3.5 – 4.5 |
| Phosphorus (P) | 0.03 – 0.35 |
| Iron (Fe) | ≤ 0.10 |
| Others | ≤ 0.10 |
Note: Composition may vary slightly depending on the manufacturing standard and specific customer requirements.
⚙ Key Mechanical Properties
| Property | Value (Typical) |
|---|---|
| Tensile Strength | 500 – 690 MPa |
| Yield Strength | 275 – 450 MPa |
| Elongation | 15 – 30 % |
| Brinell Hardness (HB) | 110 – 200 |
| Modulus of Elasticity | 110 GPa |
| Density | 8.83 g/cm³ |
| Electrical Conductivity | 15 – 20 % IACS |
| Thermal Conductivity | 58 – 62 W/m·K |
🔍 Key Features of C54400 Phosphor Bronze Rod
1️⃣ Exceptional Wear Resistance
The C54400 phosphor bronze bar contains lead particles uniformly dispersed throughout the matrix, providing self-lubricating properties that greatly reduce friction and wear. This makes it an excellent choice for high-speed or heavy-load sliding components.
2️⃣ Corrosion Resistance in Harsh Environments
With the combined effects of tin and phosphorus, the phosphor bronze C54400 rod offers outstanding resistance to seawater, industrial chemicals, and atmospheric corrosion.
3️⃣ Excellent Machinability
The lead content enhances cutting performance, reducing tool wear and allowing for higher production efficiency—ideal for CNC machining, turning, and milling operations.
4️⃣ Dimensional Stability
Even under high loads and varying temperatures, this wear-resistant copper alloy maintains tight tolerances, ensuring consistent performance in precision assemblies.
🏭 Applications of C54400 Phosphor Bronze Rod
1. Precision Machinery
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Bearings, bushings, gears, and worm wheels
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High-speed rotating parts with low friction requirements
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Load-bearing mechanical assemblies
2. Electrical Components
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Relay contacts, terminals, and connectors
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Switch parts and electrical springs requiring long service life
3. Marine & Industrial Environments
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Pump shafts, valve components, and propeller shafts
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Applications exposed to seawater and corrosive chemicals
4. Instrumentation & Tools
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Measuring instruments
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Wear-resistant guide rails and precision mechanical guides
📦 Product Forms & Customization
Our C54400 phosphor bronze rod is available in a range of diameters, lengths, and finishes to meet specific engineering needs.
Standard Supply Forms:
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Round rods
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Hexagonal rods
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Square rods
Custom Options:
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Diameter range: 5 mm – 200 mm
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Lengths up to 3 meters
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Tolerances: h9, h10, or as specified
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Surface finish: bright drawn, centerless ground, or polished
🛡 Compliance & Quality Assurance
Our production adheres to the highest quality standards:
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ASTM B139 – Standard Specification for Phosphor Bronze Rod, Bar, and Shapes
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JIS C5440 – Japanese industrial standard for leaded phosphor bronze
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GB/T 2059 – Chinese national standard
Every batch of C54400 phosphor bronze bar comes with:
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Certificate of Analysis (COA)
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Mechanical property test reports
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Dimensional inspection reports
🌍 Advantages Over Other Copper Alloys
| Feature | C54400 Phosphor Bronze Rod | Brass Rod | Pure Copper Rod |
|---|---|---|---|
| Wear Resistance | ★★★★★ | ★★★ | ★★ |
| Corrosion Resistance | ★★★★★ | ★★★ | ★★★ |
| Machinability | ★★★★★ | ★★★★ | ★★ |
| Electrical Conductivity | ★★★ | ★★★★ | ★★★★★ |
| Strength | ★★★★ | ★★★ | ★★ |
📈 Industry Trends & Market Demand
The phosphor bronze C54400 rod is in high demand due to the growth of precision manufacturing and the shift toward longer-lasting, low-maintenance components. Industries such as automotive, aerospace, marine engineering, and electrical manufacturing increasingly prefer wear-resistant copper alloys for their performance and reliability.
🔧 Processing & Machining Guidelines
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Cutting: High-speed steel (HSS) or carbide tools recommended
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Turning Speed: 100–150 m/min
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Lubrication: Use cutting oils for extended tool life
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Welding: Not typically recommended; brazing and soldering preferred
📦 Packaging & Delivery
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Packaging: Bundled with anti-rust wrapping or in wooden crates
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Protection: Ends capped to prevent damage
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Delivery Lead Time: Typically 15–25 days, depending on order volume
📞 Contact Us
📧 Email: sales@niticu.com
📞 Phone / WhatsApp / WeChat: +86 13335373172
🏭 Factory: Baotai Road Industrial Park, High-tech Zone, Baoji City, Shaanxi, China
🌐 Website: https://niticu.com
📩 Contact us today for a competitive quote, samples, and technical consultation on C54400 Phosphor Bronze Rod—we respond within 24 hours.
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