Beryllium Copper (BECOL-25) TH04 – High Conductivity, Superior Machinability
C17510 TH04, contains around 2% nickel and features good mechanical properties, high electrical conductivity and very good machinability. As a result, it has moderate strength and finds application in current-carrying springs, thermal control devices, welding electrodes and power connectors.
Properties
General
| Property | Temperature | Value |
|---|---|---|
Density | 23.0 °C | 8.75 g/cm³ |
Mechanical
| Property | Temperature | Value |
|---|---|---|
Elastic modulus | 23.0 °C | 132 GPa |
Elongation | 23.0 °C | 5 % |
Hardness, Rockwell C | 23.0 °C | 18 - 26 [-] |
Shear modulus | 23.0 °C | 52 GPa |
Tensile strength | 23.0 °C | 750 - 950 MPa |
Yield strength Rp0.2 | 23.0 °C | 670 - 900 MPa |
Thermal
| Property | Temperature | Value |
|---|---|---|
Thermal conductivity | 23.0 °C | 167 - 260 W/(m·K) |
Electrical
| Property | Temperature | Value |
|---|---|---|
Electrical resistivity | 23.0 °C | 3.8E-8 Ω·m |
Specific Electrical conductivity | 50 % IACS |
Chemical properties
| Property | Value |
|---|---|
Beryllium | 0.2 - 0.6 % |
Copper | Balance |
Nickel | 1.8 - 2.2 % |
Technological properties
| Property | ||
|---|---|---|
| Application areas | Aerospace: Landing gear, bearing bushes and high performance fasteners;Automotive: Valve guides, bushes and valve seats;Offshore & marine: Offshore drilling and instrumentation equipment, downhole tooling, valve, pump and shaft components;Other: Deep drawing tooling, plastic moulding dies, tools and plungers, die-casting plunger tips, non-magnetic and non sparking tools, electrical and electronic connectors, springs, fasteners, switchgear, resistance welding electrodes and equipment, flash butt welding dies and inserts, seam welding electrode shafts | |
| Corrosion properties | High corrosion resistance | |
| General machinability | Very good machinability | |
Metal
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