EngiRef / Copper Properties
C51000 Phosphor Bronze
C51000 Phosphor Bronze (UNS C51000 / PB 5%): copper engineering material. Density 8860 kg/m³. Yield 165 MPa, ultimate 325 MPa. Elastic modulus 110 GPa.
copper
Specification
- Name
- C51000 Phosphor Bronze
- Category
- copper
- Designation
- UNS C51000 / PB 5%
- Applications
- Springs, Electrical connectors, Bearings, Bellows, Diaphragms
- Notes
- 5% Sn bronze with phosphorus. Excellent fatigue resistance and spring properties.
Properties
| Property | Value |
|---|---|
| Density | 8860 kg/m³ |
| Tensile Strength Yield | 165 MPa |
| Tensile Strength Ultimate | 325 MPa |
| Elastic Modulus | 110 GPa |
| Shear Modulus | 41 GPa |
| Poissons Ratio | 0.34 |
| Thermal Conductivity | 69 W/(m·K) |
| Thermal Expansion | 17.8 µm/(m·K) |
| Specific Heat | 380 J/(kg·K) |
| Melting Point | 1000 °C |
| Hardness | Brinell: 78 |
| Electrical Resistivity | 1.1000 × 10^-7 Ω·m |