EN 12163 Grade CuZn36Sn1Pb R340 – Premium Copper‑Brass Alloy for Industrial Applications
Material CuZn36Sn1Pb (CW712R) is incomparable to a DIN-make. It is used in the form of rods, hollow rods, profiles, wires, forging prematerial and forged parts.
Properties
General
| Property | Temperature | Value |
|---|---|---|
Density | 20.0 °C | 8.3 g/cm³ |
Mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Elastic modulus | 23.0 °C | 100 - 125 GPa | Typical for Wrought Copper Brass |
Elongation | 20.0 °C | 5 - 30 % | |
Elongation A10 | 20.0 °C | 25 % | |
Elongation A100 | 20.0 °C | 12 - 15 % | |
Elongation A11.3 | 20.0 °C | 20 % | |
Shear modulus | 23.0 °C | 40 GPa | Typical for Wrought Copper Brass |
Tensile strength | 20.0 °C | 340 MPa | |
Yield strength Rp0.2 | 20.0 °C | 160 - 170 MPa |
Thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
Coefficient of thermal expansion | 23.0 °C | 1.7E-5 - 2.1E-5 1/K | Typical for Wrought Copper Brass |
Melting point | 875 - 1075 °C | Typical for Wrought Copper Brass | |
Specific heat capacity | 23.0 °C | 371 - 418 J/(kg·K) | Typical for Wrought Copper Brass |
Thermal conductivity | 23.0 °C | 100 - 234 W/(m·K) | Typical for Wrought Copper Brass |
Chemical properties
| Property | Value |
|---|---|
Copper | 61 - 63 % |
Iron | 0.1 % |
Lead | 0.2 - 0.6 % |
Nickel | 0.2 % |
Tin | 1 - 1.5 % |
Metal
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