EN 12164 Lead Phosphor Bronze CuZn21Si3P – R500 Grade: High Strength & Corrosion Resistance
CW724R is very easy to machine and good resistant to corrosion. Application: drinking water supply
Properties
General
| Property | Temperature | Value |
|---|---|---|
Density | 20.0 °C | 8.25 - 8.3 g/cm³ |
Mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Elastic modulus | 20.0 °C | 85 - 100 GPa | |
Elongation | 20.0 °C | 15 % | |
Elongation A100 | 20.0 °C | 12 % | |
Elongation A11.3 | 20.0 °C | 13 % | |
Poisson's ratio | 23.0 °C | 0.33 [-] | Typical for Leaded Phosphor Bronze |
Tensile strength | 20.0 °C | 500 MPa | |
Yield strength Rp0.2 | 20.0 °C | 250 - 450 MPa |
Thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
Coefficient of thermal expansion | 23.0 °C | 1.5E-5 - 1.9E-5 1/K | Typical for Leaded Phosphor Bronze |
Specific heat capacity | 20.0 °C | 377 J/(kg·K) | |
Thermal conductivity | 20.0 °C | 33 - 35 W/(m·K) |
Electrical
| Property | Temperature | Value |
|---|---|---|
Electrical conductivity | 20.0 °C | 4.50E+6 S/m |
Specific Electrical conductivity | 7.8 % IACS |
Chemical properties
| Property | Value |
|---|---|
Aluminium | 0.05 % |
Copper | 75 - 77 % |
Iron | 0.3 % |
Lead | 0.1 % |
Manganese | 0.05 % |
Nickel | 0.2 % |
Phosphorus | 0.02 - 0.1 % |
Silicon | 2.7 - 3.5 % |
Tin | 0.3 % |
Metal
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