AgCu31.5Pd10 – Advanced Silver-Based Vacuum Braze Alloy
The AgCu31.5Pd10 silver-based vacuum braze alloy, also known as Ag58.5Cu31.5Pd10 or 58.5Ag31.5Cu10Pd, is used in hydraulic piping, X-ray tubes, radio electron tubes and transmitter tubes, as well as metallized ceramic / metal joining technology in tubing and vacuum equipment (soldering range 852 to 910 °C).
Properties
General
| Property | Temperature | Value |
|---|---|---|
Density | 20.0 °C | 10.1 g/cm³ |
Mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Elastic modulus | 20.0 °C | 140 GPa | |
Elongation | 20.0 °C | 2 - 5 % | |
Poisson's ratio | 23.0 °C | 0.37 [-] | Typical for Silver |
Shear modulus | 23.0 °C | 30 GPa | Typical for Silver |
Tensile strength | 20.0 °C | 540 MPa |
Thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
Coefficient of thermal expansion | 23.0 °C | 1.9E-5 1/K | Typical for Silver |
Melting point | 962 °C | Typical for Silver | |
Specific heat capacity | 23.0 °C | 234 - 251 J/(kg·K) | Typical for Silver |
Thermal conductivity | 20.0 °C | 150 W/(m·K) |
Electrical
| Property | Temperature | Value |
|---|---|---|
Electrical conductivity | 20.0 °C | 1.90E+7 S/m |
Electrical resistivity | 20.0 °C | 5.3E-8 Ω·m |
Chemical properties
| Property | Value |
|---|---|
Copper | 31.5 % |
Palladium | 10 % |
Silver | 90 % |
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- AgCu31.5Pd10 – Advanced Silver-Based Vacuum Braze Alloy