EN 12164 Grade CuSn4Pb4Zn4 R450 – Leaded Phosphor Bronze Bars with 450 MPa Tensile Strength
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 | 20.0 °C | 10 % | |
Elongation A10 | 20.0 °C | 8 % | |
Elongation A100 | 20.0 °C | 6 % | |
Elongation A11.3 | 20.0 °C | 8 % | |
Poisson's ratio | 23.0 °C | 0.33 [-] | Typical for Leaded Phosphor Bronze |
Tensile strength | 20.0 °C | 450 MPa | |
Yield strength Rp0.2 | 20.0 °C | 350 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 % |
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