EN 12164 CuSn4Pb4Zn4 R550 – Premium Leaded Phosphor Bronze Bar
Material CuSn4Pb4Zn4, mat. No. CW456K, is incomparable to a DIN-make. It is used in the form of bars.
Properties
General
| Property | Temperature | Value |
|---|---|---|
Density | 20.0 °C | 8.89 - 8.9 g/cm³ |
Mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Elastic modulus | 20.0 °C | 103 GPa | |
Elongation A10 | 20.0 °C | 5 % | |
Elongation A100 | 20.0 °C | 3 % | |
Elongation A11.3 | 20.0 °C | 11 % | |
Poisson's ratio | 23.0 °C | 0.33 [-] | Typical for Leaded Phosphor Bronze |
Tensile strength | 20.0 °C | 550 MPa | |
Yield strength Rp0.2 | 20.0 °C | 480 - 500 MPa |
Thermal
| Property | Temperature | Value |
|---|---|---|
Coefficient of thermal expansion | 100.0 °C | 1.63E-5 1/K |
300.0 °C | 1.73E-5 1/K | |
Specific heat capacity | 20.0 °C | 380 J/(kg·K) |
200.0 °C | 410 J/(kg·K) | |
Thermal conductivity | 20.0 °C | 86.5 - 87 W/(m·K) |
200.0 °C | 109 W/(m·K) | |
Electrical
| Property | Temperature | Value |
|---|---|---|
Electrical conductivity | 20.0 °C | 1.20E+7 S/m |
Specific Electrical conductivity | 21 % IACS |
Chemical properties
| Property | Value |
|---|---|
Iron | 0.1 % |
Lead | 3.5 - 4.5 % |
Nickel | 0.2 % |
Phosphorus | 0.01 - 0.4 % |
Tellurium | 0.2 % |
Tin | 3.5 - 4.5 % |
Zinc | 3.5 - 4.5 % |
Metal
- EN 12164 CuZn38Pb1 (R490) Brass – Key Mechanical & Thermal Properties
- EN 12164 Grade CuZn38Pb2 R490 – Premium Wrought Copper Brass Specification
- EN 12164 Grade CuZn39Pb2 M – Lead-Enhanced Brass Alloy for Durable Applications
- EN 1652 Grade CuSn5 R550 – Premium Copper‑Tin Alloy for Manometer Springs & Contact Connectors
- EN 12164 CuNi18Zn19Pb1 Grade H130 – High‑Strength, Corrosion‑Resistant Alloy
- EN 12164 Grade CuNi12Zn30Pb1 R650: High-Strength, Corrosion-Resistant Copper Alloy
- EN 12164 Grade CuZn39Pb3 R550 – High-Strength, Lead-Enhanced Brass Alloy
- EN 12164 Grade CuZn40Pb2 R550 – Unhardenable Wrought Alloy with Enhanced Machinability
- EN 12164 CuZn39Pb2 (R550) – High-Performance Leaded Brass Alloy
- EN 12164 Grade CuSn4Pb4Zn4 R450 – Leaded Phosphor Bronze Bars with 450 MPa Tensile Strength