Phospher Bronze (UNS C52400)
Phosphor bronze C52400 is a copper alloy primarily composed of copper, tin, and phosphorus. It belongs to the Phosphor bronze family of copper alloys that are known for their high strength, corrosion resistance, and wear resistance.
| Chemical Composition | ||
|---|---|---|
| Element | Min | Max |
| Copper | 88.3% | 90.07% |
| Iron | —— | 0.1% |
| Lead | —— | 0.05% |
| Phosphorus | 0.03% | 0.35% |
| Tin | 9.0% | 11.0% |
| Zinc | —— | 0.2% |
The following table provides a list of bronze C52400 properties in both SI and US customary/Imperial units.
Click on the icon to switch between Metric and Imperial units.
| Physical Properties | Metric |
|---|---|
| Density | 8780 kg/m3 |
| Mechanical Properties | Metric |
| Tensile Strength (Ultimate) | 450 - 880 MPa |
| Young’s Modulus (E) | 110 GPa |
| Shear Modulus (G) | 41 GPa |
| Poisson’s Ratio (ν) | 0.34 |
| Thermal Properties | Metric |
| Melting Point | 845 - 1000 °C |
| Thermal Conductivity | 50 W/m·K |
| Specific Heat Capacity (Cp) | 380 J/kg·K |
| Coefficient of Thermal Expansion (αL) | 1.84×10-5 1/°C |
| Electrical Properties | Metric |
| Electrical Conductivity | 6.38×106 S/m |
| Electrical Resistivity | 1.57×10-7 Ω·m |
The values in this table are approximate and can vary depending on various factors such as the specific manufacturing process and heat treatment applied to the alloy.
Advantages & Disadvantages of Phospher Bronze C52400
| Advantages | Disadvantages |
|---|---|
| High Strength | High Cost |
| Good Corrosion Resistance | Limited Heat Resistance |
| Good Wear Resistance | Not Suitable for High-Friction Applications |
| Good Formability |
Applications of Phospher Bronze C52400
Phosphor Bronze C52400 is a versatile alloy with a range of applications across different industries. Some common applications of Phosphor Bronze C52400 include:
- Electrical Connectors: Phosphor bronze’s excellent electrical conductivity and corrosion resistance make it suitable for electrical connectors, terminals, and contacts.
- Springs and Fasteners: Phosphor bronze’s high strength and good fatigue resistance make it ideal for manufacturing springs, fasteners, and other components that require both strength and elasticity.
- Bearings and Bushings: Phosphor bronze’s wear resistance and low friction properties make it suitable for manufacturing bearings, bushings, and other sliding components.
- Valve Parts: Phosphor bronze’s corrosion resistance and durability make it a suitable material for valve components, such as valve stems and valve guides.
- Musical Instruments: Phosphor bronze is commonly used in musical instruments, particularly for guitar strings, due to its excellent acoustic properties, corrosion resistance, and durability.
- Aerospace and Defense: Phosphor bronze may be used in aerospace and defense applications, such as aircraft connectors, electrical contacts, and precision mechanical components, where its mechanical properties and corrosion resistance are required.
- Automotive Industry: Phosphor bronze is utilized in automotive applications, such as electrical connectors, fuse clips, and bushings, where its electrical conductivity and corrosion resistance are advantageous.