High-Quality C54400 Copper Alloy Manufacturer, Factories

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High-Quality C54400 Copper Alloy Manufacturer, Factories

C54400 is a typical tin-phosphorus bronze alloy, featuring excellent strength, wear resistance, corrosion resistance, and good elastic properties. This material is produced by adding tin and a small amount of phosphorus, which not only enhances mechanical properties but also improves fatigue resistance and corrosion resistance. It is one of the important copper alloys widely used in the fields of electronics, electrical engineering, and mechanical manufacturing. Compared to pure copper, it has higher strength and better wear resistance; compared to brass, it has better corrosion resistance and elastic properties.

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Product Description

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

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 ℃

Main Performance Characteristics

⚡ Excellent Elasticity & Fatigue Resistance

C54400 exhibits excellent elasticity recovery capability, maintaining stable performance even under repeated stress conditions.

🛡️ Excellent Wear Resistance

The material surface has high hardness and excellent friction performance, ideal for bearings and sliding parts.

💧 Outstanding Corrosion Resistance

Performs well in air, seawater, and industrial settings, ensuring a long service life for various components.

⚙️ Moderate Electrical Conductivity

Balanced performance for applications where mechanical strength and electrical properties are both required.

Application Fields

Electronic connectors

Spring clips & terminals

Switch & relay components

Precision elastic elements

Automobile parts

Bearings & bushings

Frequently Asked Questions

What are the primary benefits of using C54400 alloy?

C54400 offers a superior combination of high elasticity, excellent fatigue resistance, and outstanding wear resistance, making it ideal for spring-loaded components and heavy-wear parts.

Is C54400 suitable for marine environments?

Yes, this phosphor bronze alloy exhibits excellent corrosion resistance in seawater and various industrial atmospheric conditions.

What is the typical density of this material?

The material has a density of approximately 8.8 g/cm³, which is standard for high-quality phosphor bronze alloys.

Can C54400 be used for electrical connectors?

Absolutely. Due to its moderate electrical conductivity and excellent elastic recovery, it is widely used for electronic connectors, terminals, and relay components.

How does the Tin (Sn) content affect the alloy?

The Tin content (3.5-4.5%) enhances the strength and corrosion resistance of the copper base, while Phosphorus acts as a deoxidizer and increases wear resistance.