Data Sheet CuNiZn (Copper-Nickel-Zinc Alloy)
| |
|
Nickel-Silver |
Nickel-Silver |
| Standard Specifications |
DIN / EN |
CuNi12Zn24 |
CuNi18Zn20 |
| CW403J |
CW409J |
| UNS |
C75700 |
C76400 |
| Nominal Composition |
[%] |
12 Ni 24 Zn
balance Cu |
18 Ni 20 Zn
balance Cu |
| Spec. electrical Conductivity 2) |
[m/(Ohm mm2)] |
4,1 |
2,9 |
| Spec. electrical Conductivity 2) |
[% IACS] |
7 |
5 |
| Thermal Conductivity |
[W/m K] |
42 |
33 |
| Coefficient of thermal Expansion 3) |
[10-6 / K] |
16 |
16 |
Tensile Strength
annealed |
[N/mm2] |
460 |
490 |
Elongation
annealed |
[%] |
30 |
30 |
Tensile Strength
hard |
[N/mm2] |
740 |
780 |
| Spec. Density |
[g/cm3] |
8,65 |
8,75 |
1) Wire diameter tested: 0,8 mm.
2) At 20 °C.
3) Temperature range 20 °C - 200 °C.
