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C54400 Copper Alloy Suppliers in China - High-Quality Tin-Phosphorus Bronze from a Trusted Factory
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Chemical composition
| Element | Content (%) |
|---|---|
| Copper (Cu) | Remainder |
| Tin (Sn) | 3.5 - 4.5 |
| Phosphorus (P) | 0.03 - 0.35 |
| Iron (Fe) | ≤ 0.10 |
| Lead (Pb) | ≤ 0.05 |
| Zinc (Zn) | ≤ 0.30 |
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Physical properties
| Project | Values |
|---|---|
| Density | 8.8 g/cm³ |
| Elastic modulus | 110 – 120 GPa |
| Thermal conductivity | 60 – 70 W/(m·K) |
| Melting point range | 900 – 1020 ℃ |
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Main Performance Characteristics
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Excellent Elasticity
C54400 exhibits excellent elasticity recovery capability, maintaining stable performance even under repeated stress conditions, making it highly suitable for the manufacturing of elastic components.
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Wear Resistance
The material surface has high hardness and excellent friction performance, suitable for demanding applications such as bearings and sliding parts.
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Corrosion Resistance
It has good corrosion resistance in various environments including air, seawater, and various industrial settings, ensuring a long service life.
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Moderate Conductivity
Suitable for applications where electrical conductivity is not extremely demanding but mechanical performance also needs to be considered.
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Application Fields
Electronic connectors, spring clips, terminals
Switch and relay components
Precision elastic elements
Automobile and electrical equipment parts
Bearings, bushings, sliding parts
❓ Frequently Asked Questions (FAQ)
What is the chemical composition of C54400 phosphor bronze?
C54400 is primarily composed of Copper (Cu) as the remainder, with Tin (Sn) content between 3.5% and 4.5%, and Phosphorus (P) ranging from 0.03% to 0.35%. It also contains trace amounts of Iron (Fe ≤ 0.10%), Lead (Pb ≤ 0.05%), and Zinc (Zn ≤ 0.30%).
What are the primary physical properties of C54400?
C54400 features a density of 8.8 g/cm³, an elastic modulus of 110–120 GPa, thermal conductivity of 60–70 W/(m·K), and a melting point range of 900–1020℃.
Why is C54400 highly suitable for spring clips and elastic elements?
Due to its excellent elasticity and fatigue resistance, C54400 displays superior elastic recovery. It maintains stable mechanical properties and resists deformation even under cyclic, high-stress conditions.
How does C54400 perform in corrosive environments?
C54400 offers outstanding corrosion resistance. It performs exceptionally well in standard atmospheric conditions, seawater exposure, and various challenging industrial environments, which significantly extends the service life of components.
What are the typical industrial applications for C54400?
Typical applications include electronic connectors, spring clips, terminals, switch and relay components, precision elastic elements, automotive parts, electrical equipment components, as well as wear-resistant bearings, bushings, and sliding parts.