ARCAP® AP4 O – Copper‑Nickel‑Manganese Alloy (CuNi44Mn0.8) – Superior Corrosion Resistance & Connectivity
Connectivity and free-machining alloy.
ARCAP AP4 is a Copper-Nickel-Manganese special alloy with excellent corrosion resistance. It is less machinable than other ARCAP references, it has equivalent machinability to Chrome-Nickel-Molybdenum steels.
Properties
General
| Property | Temperature | Value |
|---|---|---|
Density | 23.0 °C | 8.9 g/cm³ |
Dimension
| Property | Value |
|---|---|
Dimensions | Available size round products (mm): 1-35 |
Mechanical
| Property | Temperature | Value |
|---|---|---|
Elastic modulus | 23.0 °C | 165 GPa |
Elongation | 23.0 °C | 30 % |
Hardness, Brinell | 23.0 °C | 137 [-] |
Hardness, Rockwell C | 23.0 °C | 0 [-] |
Hardness, Vickers | 23.0 °C | 140 [-] |
Tensile strength | 23.0 °C | 500 MPa |
Yield strength | 23.0 °C | 300 MPa |
Thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
Coefficient of thermal expansion | 23.0 °C | 1.72E-5 1/K | for 20-200°C |
Thermal conductivity | 23.0 °C | 22.5 W/(m·K) | for 20-200°C |
Electrical
| Property | Temperature | Value |
|---|---|---|
Electrical conductivity | 23.0 °C | 2.00E+6 S/m |
Magnetic
| Property | Temperature | Value |
|---|---|---|
Relative magnetic permeability | 23.0 °C | 1 [-] |
Technological properties
| Property | ||
|---|---|---|
| Application areas | Summary of typical applications: Mechanical parts in very demanding environments | |
| Corrosion properties | Corrosion resistance rating: 5 out of 5 | |
| General machinability | Machinability: 40 % | |
| Processing history | Condition: O | |
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