1. Chemical composition of CW104C
according to DIN EN 13388 (in % of mass)
Cu |
Be |
Co |
Fe |
Ni |
|
|
|
Comment |
Other elements |
Rest |
0,4- |
2,0- |
0,20 |
0,30 |
|
|
|
- |
0,50 |
|
0,7 |
2,8 |
|
|
|
|
|
|
|
|
2. Mechanical properties of CW104C
according to DIN EN 1652 sheets/plates, 12163 rods/profiles, 12166 wires (common condition)
Condition |
Nominal thickness |
Tensile strength |
Yield strength |
Ultimate elongation |
Rigor |
|
in mm |
Rm in MPa |
Rp0,2 in MPa |
in % (min.) |
|
HB |
|
over |
up to |
min |
max |
min |
max |
A50 |
A100 |
A |
|
M |
all |
as manufactured - without specification of mechanical values |
R240/H060* |
max. |
15 |
240 |
- |
- |
220 |
20 |
- |
20 |
60-130 |
R680/H220* |
max. |
100 |
680 |
- |
550 |
- |
- |
6 |
10 |
220-270 |
R730/H230* |
max. |
60 |
730 |
- |
610 |
- |
- |
2 |
8 |
230-310 |
Physical properties |
General properties |
(Guide values for 20° C) |
|
|
Density of g/cm3 |
8,75 |
Resistance to: |
|
Solidification range ° C |
k.A. |
- organic materials |
k.A. |
Electrical conductivity MS/m |
26 |
- neutral / alkaline compounds |
k.A. |
Thermal conductivity W/(mK) |
208 |
Formability |
|
Therm. linear expansion- |
|
- Warm |
k.A. |
Coeffizient 10-6/K |
17,0 |
- Cold |
k.A. |
Modulus of elasticity N/mm2 |
130.000 |
|
|
Connection works |
|
Surface treatment |
|
- Gas-shielded welding |
k.A. |
Mechanical polishing |
k.A. |
- Gas welding |
k.A. |
Electrolytic polishing |
k.A. |
- Resistance welding (blunt) |
k.A. |
Electroplating |
k.A. |
- Hard soldering |
k.A. |
|
|
- Soft soldering |
k.A. |
|
|
Machinability |
|
|
|
Generally |
4 |
|
|
3. Main application / Special features of CW104C:
CW104C is mainly used for spot welding electrodes, grid welding electrodes, electrode holders and roller seam electrodes for stainless steel and nickel alloys.
* The maximum available nominal size of each condition depends on the shape required.