bedra electronic wire Ns18 out of a nickel silver alloy for various applications (ribbons, heating conductors / resistance wire, special cables, bobbins, connectors, etc.).
| Norm | CuNi18Zn20 |
|---|---|
| DIN | 17663 |
| EN DIN 12166 | CW 409 |
| CDA UNS | 764 |
| Alloy composition | Average values according to standard (%) |
| Cu | 62.0 |
| Zn | balance |
| Ni | 18.0 |
| Mn | 0.25 |
| Others | max. 0.5 |
| Density (kg/dm³) | 8.7 |
|---|---|
| Melting range (°C) | 1060 - 1110 |
| E-Modulus (kN/mm²) | 135 |
| Thermal conductivity (W / m x K) | 33 |
| Coefficient of linear mean expansion (10-6/K) | 17.7 |
| Electric conductivity (m / Ω x mm²) | 3.3 - 3.7 |
| Electric conductivity (IACS %) | ~ 6 |
| Resistivity (Ω x mm² /m) | 0.2703 - 0.3030 |